diff --git a/src/main/java/com/alibaba/druid/sql/ast/statement/SQLCreateViewStatement.java b/src/main/java/com/alibaba/druid/sql/ast/statement/SQLCreateViewStatement.java
index b717cc6250..482ccd3686 100644
--- a/src/main/java/com/alibaba/druid/sql/ast/statement/SQLCreateViewStatement.java
+++ b/src/main/java/com/alibaba/druid/sql/ast/statement/SQLCreateViewStatement.java
@@ -23,6 +23,7 @@ import com.alibaba.druid.sql.ast.SQLName;
 import com.alibaba.druid.sql.ast.SQLObjectImpl;
 import com.alibaba.druid.sql.ast.SQLStatementImpl;
 import com.alibaba.druid.sql.ast.expr.SQLCharExpr;
+import com.alibaba.druid.sql.ast.expr.SQLIdentifierExpr;
 import com.alibaba.druid.sql.ast.expr.SQLLiteralExpr;
 import com.alibaba.druid.sql.visitor.SQLASTVisitor;
 
@@ -77,6 +78,10 @@ public class SQLCreateViewStatement extends SQLStatementImpl implements SQLDDLSt
         this.setTableSource(new SQLExprTableSource(name));
     }
 
+    public void setName(String name) {
+        this.setName(new SQLIdentifierExpr(name));
+    }
+
     public SQLExprTableSource getTableSource() {
         return tableSource;
     }
diff --git a/src/main/java/com/alibaba/druid/sql/ast/statement/SQLJoinTableSource.java b/src/main/java/com/alibaba/druid/sql/ast/statement/SQLJoinTableSource.java
index cfa9b4460a..f57f82e872 100644
--- a/src/main/java/com/alibaba/druid/sql/ast/statement/SQLJoinTableSource.java
+++ b/src/main/java/com/alibaba/druid/sql/ast/statement/SQLJoinTableSource.java
@@ -20,6 +20,7 @@ import java.util.List;
 
 import com.alibaba.druid.sql.ast.SQLExpr;
 import com.alibaba.druid.sql.ast.SQLReplaceable;
+import com.alibaba.druid.sql.ast.expr.SQLIdentifierExpr;
 import com.alibaba.druid.sql.visitor.SQLASTVisitor;
 
 public class SQLJoinTableSource extends SQLTableSourceImpl implements SQLReplaceable {
@@ -78,6 +79,26 @@ public class SQLJoinTableSource extends SQLTableSourceImpl implements SQLReplace
         this.left = left;
     }
 
+    public void setLeft(String tableName) {
+        SQLExprTableSource tableSource;
+        if (tableName == null || tableName.length() == 0) {
+            tableSource = null;
+        } else {
+            tableSource = new SQLExprTableSource(new SQLIdentifierExpr(tableName));
+        }
+        this.setLeft(tableSource);
+    }
+
+    public void setRight(String tableName) {
+        SQLExprTableSource tableSource;
+        if (tableName == null || tableName.length() == 0) {
+            tableSource = null;
+        } else {
+            tableSource = new SQLExprTableSource(new SQLIdentifierExpr(tableName));
+        }
+        this.setRight(tableSource);
+    }
+
     public SQLTableSource getRight() {
         return this.right;
     }
diff --git a/src/main/java/com/alibaba/druid/sql/ast/statement/SQLSelectQueryBlock.java b/src/main/java/com/alibaba/druid/sql/ast/statement/SQLSelectQueryBlock.java
index 66dda452c6..ad800f5a28 100644
--- a/src/main/java/com/alibaba/druid/sql/ast/statement/SQLSelectQueryBlock.java
+++ b/src/main/java/com/alibaba/druid/sql/ast/statement/SQLSelectQueryBlock.java
@@ -162,6 +162,16 @@ public class SQLSelectQueryBlock extends SQLObjectImpl implements SQLSelectQuery
         this.from = from;
     }
 
+    public void setFrom(String tableName) {
+        SQLExprTableSource from;
+        if (tableName == null || tableName.length() == 0) {
+            from = null;
+        } else {
+            from = new SQLExprTableSource(new SQLIdentifierExpr(tableName));
+        }
+        this.setFrom(from);
+    }
+
     public boolean isParenthesized() {
 		return parenthesized;
 	}
diff --git a/src/main/java/com/alibaba/druid/sql/dialect/mysql/visitor/OracleToMySqlOutputVisitor.java b/src/main/java/com/alibaba/druid/sql/dialect/mysql/visitor/OracleToMySqlOutputVisitor.java
new file mode 100644
index 0000000000..3a43d2e875
--- /dev/null
+++ b/src/main/java/com/alibaba/druid/sql/dialect/mysql/visitor/OracleToMySqlOutputVisitor.java
@@ -0,0 +1,1006 @@
+/*
+ * Copyright 1999-2017 Alibaba Group Holding Ltd.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.alibaba.druid.sql.dialect.mysql.visitor;
+
+import com.alibaba.druid.sql.dialect.oracle.ast.OracleDataTypeIntervalDay;
+import com.alibaba.druid.sql.dialect.oracle.ast.OracleDataTypeIntervalYear;
+import com.alibaba.druid.sql.dialect.oracle.ast.clause.*;
+import com.alibaba.druid.sql.dialect.oracle.ast.expr.*;
+import com.alibaba.druid.sql.dialect.oracle.ast.stmt.*;
+import com.alibaba.druid.sql.dialect.oracle.visitor.OracleASTVisitor;
+
+/**
+ * Created by wenshao on 16/07/2017.
+ */
+public class OracleToMySqlOutputVisitor extends MySqlOutputVisitor implements OracleASTVisitor {
+    public OracleToMySqlOutputVisitor(Appendable appender) {
+        super(appender);
+    }
+
+    public OracleToMySqlOutputVisitor(Appendable appender, boolean parameterized) {
+        super(appender, parameterized);
+    }
+
+    @Override
+    public void endVisit(OraclePLSQLCommitStatement astNode) {
+
+    }
+
+    @Override
+    public void endVisit(OracleAnalytic x) {
+
+    }
+
+    @Override
+    public void endVisit(OracleAnalyticWindowing x) {
+
+    }
+
+    @Override
+    public void endVisit(OracleDbLinkExpr x) {
+
+    }
+
+    @Override
+    public void endVisit(OracleDeleteStatement x) {
+
+    }
+
+    @Override
+    public void endVisit(OracleIntervalExpr x) {
+
+    }
+
+    @Override
+    public void endVisit(OracleOuterExpr x) {
+
+    }
+
+    @Override
+    public void endVisit(OracleSelectJoin x) {
+
+    }
+
+    @Override
+    public void endVisit(OracleSelectPivot x) {
+
+    }
+
+    @Override
+    public void endVisit(OracleSelectPivot.Item x) {
+
+    }
+
+    @Override
+    public void endVisit(OracleSelectRestriction.CheckOption x) {
+
+    }
+
+    @Override
+    public void endVisit(OracleSelectRestriction.ReadOnly x) {
+
+    }
+
+    @Override
+    public void endVisit(OracleSelectSubqueryTableSource x) {
+
+    }
+
+    @Override
+    public void endVisit(OracleSelectUnPivot x) {
+
+    }
+
+    @Override
+    public void endVisit(OracleUpdateStatement x) {
+
+    }
+
+    @Override
+    public boolean visit(OraclePLSQLCommitStatement astNode) {
+        return false;
+    }
+
+    @Override
+    public boolean visit(OracleAnalytic x) {
+        return false;
+    }
+
+    @Override
+    public boolean visit(OracleAnalyticWindowing x) {
+        return false;
+    }
+
+    @Override
+    public boolean visit(OracleDbLinkExpr x) {
+        return false;
+    }
+
+    @Override
+    public boolean visit(OracleDeleteStatement x) {
+        return false;
+    }
+
+    @Override
+    public boolean visit(OracleIntervalExpr x) {
+        return false;
+    }
+
+    @Override
+    public boolean visit(OracleOuterExpr x) {
+        return false;
+    }
+
+    @Override
+    public boolean visit(OracleSelectJoin x) {
+        return false;
+    }
+
+    @Override
+    public boolean visit(OracleSelectPivot x) {
+        return false;
+    }
+
+    @Override
+    public boolean visit(OracleSelectPivot.Item x) {
+        return false;
+    }
+
+    @Override
+    public boolean visit(OracleSelectRestriction.CheckOption x) {
+        return false;
+    }
+
+    @Override
+    public boolean visit(OracleSelectRestriction.ReadOnly x) {
+        return false;
+    }
+
+    @Override
+    public boolean visit(OracleSelectSubqueryTableSource x) {
+        return false;
+    }
+
+    @Override
+    public boolean visit(OracleSelectUnPivot x) {
+        return false;
+    }
+
+    @Override
+    public boolean visit(OracleUpdateStatement x) {
+        return false;
+    }
+
+    @Override
+    public boolean visit(SampleClause x) {
+        return false;
+    }
+
+    @Override
+    public void endVisit(SampleClause x) {
+
+    }
+
+    @Override
+    public boolean visit(OracleSelectTableReference x) {
+        return false;
+    }
+
+    @Override
+    public void endVisit(OracleSelectTableReference x) {
+
+    }
+
+    @Override
+    public boolean visit(PartitionExtensionClause x) {
+        return false;
+    }
+
+    @Override
+    public void endVisit(PartitionExtensionClause x) {
+
+    }
+
+    @Override
+    public boolean visit(OracleWithSubqueryEntry x) {
+        return false;
+    }
+
+    @Override
+    public void endVisit(OracleWithSubqueryEntry x) {
+
+    }
+
+    @Override
+    public boolean visit(SearchClause x) {
+        return false;
+    }
+
+    @Override
+    public void endVisit(SearchClause x) {
+
+    }
+
+    @Override
+    public boolean visit(CycleClause x) {
+        return false;
+    }
+
+    @Override
+    public void endVisit(CycleClause x) {
+
+    }
+
+    @Override
+    public boolean visit(OracleBinaryFloatExpr x) {
+        return false;
+    }
+
+    @Override
+    public void endVisit(OracleBinaryFloatExpr x) {
+
+    }
+
+    @Override
+    public boolean visit(OracleBinaryDoubleExpr x) {
+        return false;
+    }
+
+    @Override
+    public void endVisit(OracleBinaryDoubleExpr x) {
+
+    }
+
+    @Override
+    public boolean visit(OracleCursorExpr x) {
+        return false;
+    }
+
+    @Override
+    public void endVisit(OracleCursorExpr x) {
+
+    }
+
+    @Override
+    public boolean visit(OracleIsSetExpr x) {
+        return false;
+    }
+
+    @Override
+    public void endVisit(OracleIsSetExpr x) {
+
+    }
+
+    @Override
+    public boolean visit(ModelClause.ReturnRowsClause x) {
+        return false;
+    }
+
+    @Override
+    public void endVisit(ModelClause.ReturnRowsClause x) {
+
+    }
+
+    @Override
+    public boolean visit(ModelClause.MainModelClause x) {
+        return false;
+    }
+
+    @Override
+    public void endVisit(ModelClause.MainModelClause x) {
+
+    }
+
+    @Override
+    public boolean visit(ModelClause.ModelColumnClause x) {
+        return false;
+    }
+
+    @Override
+    public void endVisit(ModelClause.ModelColumnClause x) {
+
+    }
+
+    @Override
+    public boolean visit(ModelClause.QueryPartitionClause x) {
+        return false;
+    }
+
+    @Override
+    public void endVisit(ModelClause.QueryPartitionClause x) {
+
+    }
+
+    @Override
+    public boolean visit(ModelClause.ModelColumn x) {
+        return false;
+    }
+
+    @Override
+    public void endVisit(ModelClause.ModelColumn x) {
+
+    }
+
+    @Override
+    public boolean visit(ModelClause.ModelRulesClause x) {
+        return false;
+    }
+
+    @Override
+    public void endVisit(ModelClause.ModelRulesClause x) {
+
+    }
+
+    @Override
+    public boolean visit(ModelClause.CellAssignmentItem x) {
+        return false;
+    }
+
+    @Override
+    public void endVisit(ModelClause.CellAssignmentItem x) {
+
+    }
+
+    @Override
+    public boolean visit(ModelClause.CellAssignment x) {
+        return false;
+    }
+
+    @Override
+    public void endVisit(ModelClause.CellAssignment x) {
+
+    }
+
+    @Override
+    public boolean visit(ModelClause x) {
+        return false;
+    }
+
+    @Override
+    public void endVisit(ModelClause x) {
+
+    }
+
+    @Override
+    public boolean visit(OracleReturningClause x) {
+        return false;
+    }
+
+    @Override
+    public void endVisit(OracleReturningClause x) {
+
+    }
+
+    @Override
+    public boolean visit(OracleInsertStatement x) {
+        return false;
+    }
+
+    @Override
+    public void endVisit(OracleInsertStatement x) {
+
+    }
+
+    @Override
+    public boolean visit(OracleMultiInsertStatement.InsertIntoClause x) {
+        return false;
+    }
+
+    @Override
+    public void endVisit(OracleMultiInsertStatement.InsertIntoClause x) {
+
+    }
+
+    @Override
+    public boolean visit(OracleMultiInsertStatement x) {
+        return false;
+    }
+
+    @Override
+    public void endVisit(OracleMultiInsertStatement x) {
+
+    }
+
+    @Override
+    public boolean visit(OracleMultiInsertStatement.ConditionalInsertClause x) {
+        return false;
+    }
+
+    @Override
+    public void endVisit(OracleMultiInsertStatement.ConditionalInsertClause x) {
+
+    }
+
+    @Override
+    public boolean visit(OracleMultiInsertStatement.ConditionalInsertClauseItem x) {
+        return false;
+    }
+
+    @Override
+    public void endVisit(OracleMultiInsertStatement.ConditionalInsertClauseItem x) {
+
+    }
+
+    @Override
+    public boolean visit(OracleSelectQueryBlock x) {
+        return false;
+    }
+
+    @Override
+    public void endVisit(OracleSelectQueryBlock x) {
+
+    }
+
+    @Override
+    public boolean visit(OracleLockTableStatement x) {
+        return false;
+    }
+
+    @Override
+    public void endVisit(OracleLockTableStatement x) {
+
+    }
+
+    @Override
+    public boolean visit(OracleAlterSessionStatement x) {
+        return false;
+    }
+
+    @Override
+    public void endVisit(OracleAlterSessionStatement x) {
+
+    }
+
+    @Override
+    public boolean visit(OracleExprStatement x) {
+        return false;
+    }
+
+    @Override
+    public void endVisit(OracleExprStatement x) {
+
+    }
+
+    @Override
+    public boolean visit(OracleDatetimeExpr x) {
+        return false;
+    }
+
+    @Override
+    public void endVisit(OracleDatetimeExpr x) {
+
+    }
+
+    @Override
+    public boolean visit(OracleSysdateExpr x) {
+        return false;
+    }
+
+    @Override
+    public void endVisit(OracleSysdateExpr x) {
+
+    }
+
+    @Override
+    public boolean visit(OracleExceptionStatement x) {
+        return false;
+    }
+
+    @Override
+    public void endVisit(OracleExceptionStatement x) {
+
+    }
+
+    @Override
+    public boolean visit(OracleExceptionStatement.Item x) {
+        return false;
+    }
+
+    @Override
+    public void endVisit(OracleExceptionStatement.Item x) {
+
+    }
+
+    @Override
+    public boolean visit(OracleArgumentExpr x) {
+        return false;
+    }
+
+    @Override
+    public void endVisit(OracleArgumentExpr x) {
+
+    }
+
+    @Override
+    public boolean visit(OracleSetTransactionStatement x) {
+        return false;
+    }
+
+    @Override
+    public void endVisit(OracleSetTransactionStatement x) {
+
+    }
+
+    @Override
+    public boolean visit(OracleExplainStatement x) {
+        return false;
+    }
+
+    @Override
+    public void endVisit(OracleExplainStatement x) {
+
+    }
+
+    @Override
+    public boolean visit(OracleAlterProcedureStatement x) {
+        return false;
+    }
+
+    @Override
+    public void endVisit(OracleAlterProcedureStatement x) {
+
+    }
+
+    @Override
+    public boolean visit(OracleAlterTableDropPartition x) {
+        return false;
+    }
+
+    @Override
+    public void endVisit(OracleAlterTableDropPartition x) {
+
+    }
+
+    @Override
+    public boolean visit(OracleAlterTableTruncatePartition x) {
+        return false;
+    }
+
+    @Override
+    public void endVisit(OracleAlterTableTruncatePartition x) {
+
+    }
+
+    @Override
+    public boolean visit(OracleAlterTableSplitPartition.TableSpaceItem x) {
+        return false;
+    }
+
+    @Override
+    public void endVisit(OracleAlterTableSplitPartition.TableSpaceItem x) {
+
+    }
+
+    @Override
+    public boolean visit(OracleAlterTableSplitPartition.UpdateIndexesClause x) {
+        return false;
+    }
+
+    @Override
+    public void endVisit(OracleAlterTableSplitPartition.UpdateIndexesClause x) {
+
+    }
+
+    @Override
+    public boolean visit(OracleAlterTableSplitPartition.NestedTablePartitionSpec x) {
+        return false;
+    }
+
+    @Override
+    public void endVisit(OracleAlterTableSplitPartition.NestedTablePartitionSpec x) {
+
+    }
+
+    @Override
+    public boolean visit(OracleAlterTableSplitPartition x) {
+        return false;
+    }
+
+    @Override
+    public void endVisit(OracleAlterTableSplitPartition x) {
+
+    }
+
+    @Override
+    public boolean visit(OracleAlterTableModify x) {
+        return false;
+    }
+
+    @Override
+    public void endVisit(OracleAlterTableModify x) {
+
+    }
+
+    @Override
+    public boolean visit(OracleCreateIndexStatement x) {
+        return false;
+    }
+
+    @Override
+    public void endVisit(OracleCreateIndexStatement x) {
+
+    }
+
+    @Override
+    public boolean visit(OracleForStatement x) {
+        return false;
+    }
+
+    @Override
+    public void endVisit(OracleForStatement x) {
+
+    }
+
+    @Override
+    public boolean visit(OracleRangeExpr x) {
+        return false;
+    }
+
+    @Override
+    public void endVisit(OracleRangeExpr x) {
+
+    }
+
+    @Override
+    public boolean visit(OracleAlterIndexStatement x) {
+        return false;
+    }
+
+    @Override
+    public void endVisit(OracleAlterIndexStatement x) {
+
+    }
+
+    @Override
+    public boolean visit(OraclePrimaryKey x) {
+        return false;
+    }
+
+    @Override
+    public void endVisit(OraclePrimaryKey x) {
+
+    }
+
+    @Override
+    public boolean visit(OracleCreateTableStatement x) {
+        return false;
+    }
+
+    @Override
+    public void endVisit(OracleCreateTableStatement x) {
+
+    }
+
+    @Override
+    public boolean visit(OracleAlterIndexStatement.Rebuild x) {
+        return false;
+    }
+
+    @Override
+    public void endVisit(OracleAlterIndexStatement.Rebuild x) {
+
+    }
+
+    @Override
+    public boolean visit(OracleStorageClause x) {
+        return false;
+    }
+
+    @Override
+    public void endVisit(OracleStorageClause x) {
+
+    }
+
+    @Override
+    public boolean visit(OracleGotoStatement x) {
+        return false;
+    }
+
+    @Override
+    public void endVisit(OracleGotoStatement x) {
+
+    }
+
+    @Override
+    public boolean visit(OracleLabelStatement x) {
+        return false;
+    }
+
+    @Override
+    public void endVisit(OracleLabelStatement x) {
+
+    }
+
+    @Override
+    public boolean visit(OracleAlterTriggerStatement x) {
+        return false;
+    }
+
+    @Override
+    public void endVisit(OracleAlterTriggerStatement x) {
+
+    }
+
+    @Override
+    public boolean visit(OracleAlterSynonymStatement x) {
+        return false;
+    }
+
+    @Override
+    public void endVisit(OracleAlterSynonymStatement x) {
+
+    }
+
+    @Override
+    public boolean visit(OracleAlterViewStatement x) {
+        return false;
+    }
+
+    @Override
+    public void endVisit(OracleAlterViewStatement x) {
+
+    }
+
+    @Override
+    public boolean visit(OracleAlterTableMoveTablespace x) {
+        return false;
+    }
+
+    @Override
+    public void endVisit(OracleAlterTableMoveTablespace x) {
+
+    }
+
+    @Override
+    public boolean visit(OracleSizeExpr x) {
+        return false;
+    }
+
+    @Override
+    public void endVisit(OracleSizeExpr x) {
+
+    }
+
+    @Override
+    public boolean visit(OracleFileSpecification x) {
+        return false;
+    }
+
+    @Override
+    public void endVisit(OracleFileSpecification x) {
+
+    }
+
+    @Override
+    public boolean visit(OracleAlterTablespaceAddDataFile x) {
+        return false;
+    }
+
+    @Override
+    public void endVisit(OracleAlterTablespaceAddDataFile x) {
+
+    }
+
+    @Override
+    public boolean visit(OracleAlterTablespaceStatement x) {
+        return false;
+    }
+
+    @Override
+    public void endVisit(OracleAlterTablespaceStatement x) {
+
+    }
+
+    @Override
+    public boolean visit(OracleExitStatement x) {
+        return false;
+    }
+
+    @Override
+    public void endVisit(OracleExitStatement x) {
+
+    }
+
+    @Override
+    public boolean visit(OracleContinueStatement x) {
+        return false;
+    }
+
+    @Override
+    public void endVisit(OracleContinueStatement x) {
+
+    }
+
+    @Override
+    public boolean visit(OracleRaiseStatement x) {
+        return false;
+    }
+
+    @Override
+    public void endVisit(OracleRaiseStatement x) {
+
+    }
+
+    @Override
+    public boolean visit(OracleCreateDatabaseDbLinkStatement x) {
+        return false;
+    }
+
+    @Override
+    public void endVisit(OracleCreateDatabaseDbLinkStatement x) {
+
+    }
+
+    @Override
+    public boolean visit(OracleDropDbLinkStatement x) {
+        return false;
+    }
+
+    @Override
+    public void endVisit(OracleDropDbLinkStatement x) {
+
+    }
+
+    @Override
+    public boolean visit(OracleDataTypeIntervalYear x) {
+        return false;
+    }
+
+    @Override
+    public void endVisit(OracleDataTypeIntervalYear x) {
+
+    }
+
+    @Override
+    public boolean visit(OracleDataTypeIntervalDay x) {
+        return false;
+    }
+
+    @Override
+    public void endVisit(OracleDataTypeIntervalDay x) {
+
+    }
+
+    @Override
+    public boolean visit(OracleUsingIndexClause x) {
+        return false;
+    }
+
+    @Override
+    public void endVisit(OracleUsingIndexClause x) {
+
+    }
+
+    @Override
+    public boolean visit(OracleLobStorageClause x) {
+        return false;
+    }
+
+    @Override
+    public void endVisit(OracleLobStorageClause x) {
+
+    }
+
+    @Override
+    public boolean visit(OracleUnique x) {
+        return false;
+    }
+
+    @Override
+    public void endVisit(OracleUnique x) {
+
+    }
+
+    @Override
+    public boolean visit(OracleForeignKey x) {
+        return false;
+    }
+
+    @Override
+    public void endVisit(OracleForeignKey x) {
+
+    }
+
+    @Override
+    public boolean visit(OracleCheck x) {
+        return false;
+    }
+
+    @Override
+    public void endVisit(OracleCheck x) {
+
+    }
+
+    @Override
+    public boolean visit(OracleSupplementalIdKey x) {
+        return false;
+    }
+
+    @Override
+    public void endVisit(OracleSupplementalIdKey x) {
+
+    }
+
+    @Override
+    public boolean visit(OracleSupplementalLogGrp x) {
+        return false;
+    }
+
+    @Override
+    public void endVisit(OracleSupplementalLogGrp x) {
+
+    }
+
+    @Override
+    public boolean visit(OracleCreateTableStatement.Organization x) {
+        return false;
+    }
+
+    @Override
+    public void endVisit(OracleCreateTableStatement.Organization x) {
+
+    }
+
+    @Override
+    public boolean visit(OracleCreateTableStatement.OracleExternalRecordFormat x) {
+        return false;
+    }
+
+    @Override
+    public void endVisit(OracleCreateTableStatement.OracleExternalRecordFormat x) {
+
+    }
+
+    @Override
+    public boolean visit(OracleCreateTableStatement.OIDIndex x) {
+        return false;
+    }
+
+    @Override
+    public void endVisit(OracleCreateTableStatement.OIDIndex x) {
+
+    }
+
+    @Override
+    public boolean visit(OracleCreatePackageStatement x) {
+        return false;
+    }
+
+    @Override
+    public void endVisit(OracleCreatePackageStatement x) {
+
+    }
+
+    @Override
+    public boolean visit(OracleExecuteImmediateStatement x) {
+        return false;
+    }
+
+    @Override
+    public void endVisit(OracleExecuteImmediateStatement x) {
+
+    }
+
+    @Override
+    public boolean visit(OracleTreatExpr x) {
+        return false;
+    }
+
+    @Override
+    public void endVisit(OracleTreatExpr x) {
+
+    }
+}
diff --git a/src/main/java/com/alibaba/druid/sql/dialect/mysql/visitor/transform/FromSubqueryResolver.java b/src/main/java/com/alibaba/druid/sql/dialect/mysql/visitor/transform/FromSubqueryResolver.java
new file mode 100644
index 0000000000..50dd875657
--- /dev/null
+++ b/src/main/java/com/alibaba/druid/sql/dialect/mysql/visitor/transform/FromSubqueryResolver.java
@@ -0,0 +1,101 @@
+/*
+ * Copyright 1999-2017 Alibaba Group Holding Ltd.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.alibaba.druid.sql.dialect.mysql.visitor.transform;
+
+import com.alibaba.druid.sql.SQLUtils;
+import com.alibaba.druid.sql.ast.SQLObject;
+import com.alibaba.druid.sql.ast.SQLStatement;
+import com.alibaba.druid.sql.ast.expr.SQLIdentifierExpr;
+import com.alibaba.druid.sql.ast.statement.*;
+import com.alibaba.druid.sql.dialect.oracle.ast.stmt.OracleSelectJoin;
+import com.alibaba.druid.sql.dialect.oracle.ast.stmt.OracleSelectSubqueryTableSource;
+import com.alibaba.druid.sql.dialect.oracle.visitor.OracleASTVisitorAdapter;
+import oracle.sql.SQLName;
+
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * @author wenshao[szujobs@hotmail.com]
+ */
+public class FromSubqueryResolver extends OracleASTVisitorAdapter {
+    private final List<SQLStatement> targetList;
+    private final String viewName;
+
+    public FromSubqueryResolver(List<SQLStatement> targetList, String viewName) {
+        this.targetList = targetList;
+        this.viewName = viewName;
+    }
+
+    public boolean visit(OracleSelectSubqueryTableSource x) {
+        return visit((SQLSubqueryTableSource) x);
+    }
+
+    public boolean visit(SQLSubqueryTableSource x) {
+        String subViewName = generateSubViewName();
+
+        SQLObject parent = x.getParent();
+        if(parent instanceof SQLSelectQueryBlock) {
+            SQLSelectQueryBlock queryBlock = (SQLSelectQueryBlock) parent;
+            queryBlock.setFrom(subViewName);
+        } else if(parent instanceof SQLJoinTableSource) {
+            SQLJoinTableSource join = (SQLJoinTableSource) parent;
+            if (join.getLeft() == x) {
+                join.setLeft(subViewName);
+            } else if (join.getRight() == x) {
+                join.setRight(subViewName);
+            }
+        }
+
+        SQLCreateViewStatement stmt = new SQLCreateViewStatement();
+
+        stmt.setName(generateSubViewName());
+
+
+        SQLSelect select = x.getSelect();
+        stmt.setSubQuery(select);
+
+        targetList.add(0, stmt);
+
+        stmt.accept(new FromSubqueryResolver(targetList, viewName));
+
+        return false;
+    }
+
+    private String generateSubViewName() {
+        return this.viewName + "_" + targetList.size();
+    }
+
+    public static List<SQLStatement> resolve(SQLCreateViewStatement stmt) {
+        List<SQLStatement> targetList = new ArrayList<SQLStatement>();
+        targetList.add(stmt);
+
+        String viewName = SQLUtils.normalize(stmt.getName().getSimpleName());
+
+        FromSubqueryResolver visitor = new FromSubqueryResolver(targetList, viewName);
+        stmt.accept(visitor);
+
+        String dbType = stmt.getDbType();
+        for (int i = 0; i < targetList.size() - 1; ++i) {
+            SQLCreateViewStatement targetStmt = (SQLCreateViewStatement) targetList.get(i);
+            targetStmt.setDbType(dbType);
+            targetStmt.setAfterSemi(true);
+        }
+
+
+        return targetList;
+    }
+}
diff --git a/src/main/java/com/alibaba/druid/sql/dialect/odps/parser/OdpsExprParser.java b/src/main/java/com/alibaba/druid/sql/dialect/odps/parser/OdpsExprParser.java
index a9fd28bd59..e786600577 100644
--- a/src/main/java/com/alibaba/druid/sql/dialect/odps/parser/OdpsExprParser.java
+++ b/src/main/java/com/alibaba/druid/sql/dialect/odps/parser/OdpsExprParser.java
@@ -156,6 +156,19 @@ public class OdpsExprParser extends SQLExprParser {
         return super.equalityRest(expr);
     }
 
+    public SQLExpr relationalRest(SQLExpr expr) {
+        if (identifierEquals("REGEXP")) {
+            lexer.nextToken();
+            SQLExpr rightExp = equality();
+
+            rightExp = relationalRest(rightExp);
+
+            return new SQLBinaryOpExpr(expr, SQLBinaryOperator.RegExp, rightExp, JdbcConstants.MYSQL);
+        }
+
+        return super.relationalRest(expr);
+    }
+
     @Override
     public OdpsSelectParser createSelectParser() {
         return new OdpsSelectParser(this);
diff --git a/src/main/java/com/alibaba/druid/sql/dialect/oracle/ast/stmt/OracleCreateTableStatement.java b/src/main/java/com/alibaba/druid/sql/dialect/oracle/ast/stmt/OracleCreateTableStatement.java
index ddd4fd065f..86590980ca 100644
--- a/src/main/java/com/alibaba/druid/sql/dialect/oracle/ast/stmt/OracleCreateTableStatement.java
+++ b/src/main/java/com/alibaba/druid/sql/dialect/oracle/ast/stmt/OracleCreateTableStatement.java
@@ -76,6 +76,7 @@ public class OracleCreateTableStatement extends SQLCreateTableStatement implemen
 
     private SQLName                 of;
     private OIDIndex                oidIndex;
+    private boolean                 monitoring;
     
     public OracleCreateTableStatement() {
         super (JdbcConstants.ORACLE);
@@ -262,6 +263,14 @@ public class OracleCreateTableStatement extends SQLCreateTableStatement implemen
         this.oidIndex = oidIndex;
     }
 
+    public boolean isMonitoring() {
+        return monitoring;
+    }
+
+    public void setMonitoring(boolean monitoring) {
+        this.monitoring = monitoring;
+    }
+
     public boolean isCompressForOltp() {
         return compressForOltp;
     }
diff --git a/src/main/java/com/alibaba/druid/sql/dialect/oracle/ast/stmt/OracleSelectJoin.java b/src/main/java/com/alibaba/druid/sql/dialect/oracle/ast/stmt/OracleSelectJoin.java
index dbf984699c..9cfa59c5a2 100644
--- a/src/main/java/com/alibaba/druid/sql/dialect/oracle/ast/stmt/OracleSelectJoin.java
+++ b/src/main/java/com/alibaba/druid/sql/dialect/oracle/ast/stmt/OracleSelectJoin.java
@@ -17,6 +17,8 @@ package com.alibaba.druid.sql.dialect.oracle.ast.stmt;
 
 import com.alibaba.druid.sql.SQLUtils;
 import com.alibaba.druid.sql.ast.SQLExpr;
+import com.alibaba.druid.sql.ast.expr.SQLIdentifierExpr;
+import com.alibaba.druid.sql.ast.statement.SQLExprTableSource;
 import com.alibaba.druid.sql.ast.statement.SQLJoinTableSource;
 import com.alibaba.druid.sql.dialect.oracle.visitor.OracleASTVisitor;
 import com.alibaba.druid.sql.visitor.SQLASTVisitor;
@@ -119,4 +121,24 @@ public class OracleSelectJoin extends SQLJoinTableSource implements OracleSelect
 
         return x;
     }
+
+    public void setLeft(String tableName) {
+        SQLExprTableSource tableSource;
+        if (tableName == null || tableName.length() == 0) {
+            tableSource = null;
+        } else {
+            tableSource = new OracleSelectTableReference(new SQLIdentifierExpr(tableName));
+        }
+        this.setLeft(tableSource);
+    }
+
+    public void setRight(String tableName) {
+        SQLExprTableSource tableSource;
+        if (tableName == null || tableName.length() == 0) {
+            tableSource = null;
+        } else {
+            tableSource = new OracleSelectTableReference(new SQLIdentifierExpr(tableName));
+        }
+        this.setRight(tableSource);
+    }
 }
diff --git a/src/main/java/com/alibaba/druid/sql/dialect/oracle/ast/stmt/OracleSelectQueryBlock.java b/src/main/java/com/alibaba/druid/sql/dialect/oracle/ast/stmt/OracleSelectQueryBlock.java
index 1d263b64c6..e88d67867d 100644
--- a/src/main/java/com/alibaba/druid/sql/dialect/oracle/ast/stmt/OracleSelectQueryBlock.java
+++ b/src/main/java/com/alibaba/druid/sql/dialect/oracle/ast/stmt/OracleSelectQueryBlock.java
@@ -23,7 +23,9 @@ import com.alibaba.druid.sql.ast.SQLCommentHint;
 import com.alibaba.druid.sql.ast.SQLExpr;
 import com.alibaba.druid.sql.ast.SQLLimit;
 import com.alibaba.druid.sql.ast.expr.SQLBinaryOperator;
+import com.alibaba.druid.sql.ast.expr.SQLIdentifierExpr;
 import com.alibaba.druid.sql.ast.expr.SQLIntegerExpr;
+import com.alibaba.druid.sql.ast.statement.SQLExprTableSource;
 import com.alibaba.druid.sql.ast.statement.SQLSelectQueryBlock;
 import com.alibaba.druid.sql.dialect.oracle.ast.clause.ModelClause;
 import com.alibaba.druid.sql.dialect.oracle.visitor.OracleASTVisitor;
@@ -161,4 +163,14 @@ public class OracleSelectQueryBlock extends SQLSelectQueryBlock {
             throw new UnsupportedOperationException("not support offset");
         }
     }
+
+    public void setFrom(String tableName) {
+        SQLExprTableSource from;
+        if (tableName == null || tableName.length() == 0) {
+            from = null;
+        } else {
+            from = new OracleSelectTableReference(new SQLIdentifierExpr(tableName));
+        }
+        this.setFrom(from);
+    }
 }
diff --git a/src/main/java/com/alibaba/druid/sql/dialect/oracle/ast/stmt/OracleSelectTableReference.java b/src/main/java/com/alibaba/druid/sql/dialect/oracle/ast/stmt/OracleSelectTableReference.java
index 2fdedcda5c..119489bb34 100644
--- a/src/main/java/com/alibaba/druid/sql/dialect/oracle/ast/stmt/OracleSelectTableReference.java
+++ b/src/main/java/com/alibaba/druid/sql/dialect/oracle/ast/stmt/OracleSelectTableReference.java
@@ -16,6 +16,7 @@
 package com.alibaba.druid.sql.dialect.oracle.ast.stmt;
 
 import com.alibaba.druid.sql.SQLUtils;
+import com.alibaba.druid.sql.ast.SQLExpr;
 import com.alibaba.druid.sql.ast.statement.SQLExprTableSource;
 import com.alibaba.druid.sql.dialect.oracle.ast.clause.PartitionExtensionClause;
 import com.alibaba.druid.sql.dialect.oracle.ast.clause.SampleClause;
@@ -34,6 +35,10 @@ public class OracleSelectTableReference extends SQLExprTableSource implements Or
 
     }
 
+    public OracleSelectTableReference(SQLExpr expr) {
+        this.setExpr(expr);
+    }
+
     public PartitionExtensionClause getPartition() {
         return partition;
     }
diff --git a/src/main/java/com/alibaba/druid/sql/dialect/oracle/parser/OracleCreateTableParser.java b/src/main/java/com/alibaba/druid/sql/dialect/oracle/parser/OracleCreateTableParser.java
index 5bb050afea..1d8b3c616a 100644
--- a/src/main/java/com/alibaba/druid/sql/dialect/oracle/parser/OracleCreateTableParser.java
+++ b/src/main/java/com/alibaba/druid/sql/dialect/oracle/parser/OracleCreateTableParser.java
@@ -150,6 +150,10 @@ public class OracleCreateTableParser extends SQLCreateTableParser {
 //                OracleStorageClause storage = ((OracleExprParser) this.exprParser).parseStorage();
 //                stmt.setStorage(storage);
 //                continue;
+            } else if (identifierEquals("MONITORING")) {
+                lexer.nextToken();
+                stmt.setMonitoring(true);
+                continue;
             } else if (lexer.token() == Token.LOB) {
                 OracleLobStorageClause lobStorage = ((OracleExprParser) this.exprParser).parseLobStorage();
                 stmt.setLobStorage(lobStorage);
diff --git a/src/main/java/com/alibaba/druid/sql/dialect/oracle/visitor/OracleOutputVisitor.java b/src/main/java/com/alibaba/druid/sql/dialect/oracle/visitor/OracleOutputVisitor.java
index be1416badd..d1ddd3fdef 100644
--- a/src/main/java/com/alibaba/druid/sql/dialect/oracle/visitor/OracleOutputVisitor.java
+++ b/src/main/java/com/alibaba/druid/sql/dialect/oracle/visitor/OracleOutputVisitor.java
@@ -2137,6 +2137,11 @@ public class OracleOutputVisitor extends SQLASTOutputVisitor implements OracleAS
             print0(ucase ? "PRESERVE ROWS" : "preserve rows");
         }
 
+        if (x.isMonitoring()) {
+            println();
+            print0(ucase ? "MONITORING" : "monitoring");
+        }
+
         if (x.getPartitioning() != null) {
             println();
             x.getPartitioning().accept(this);
diff --git a/src/main/java/com/alibaba/druid/sql/visitor/SQLASTOutputVisitor.java b/src/main/java/com/alibaba/druid/sql/visitor/SQLASTOutputVisitor.java
index b9e28d2b38..7a9b6f7842 100644
--- a/src/main/java/com/alibaba/druid/sql/visitor/SQLASTOutputVisitor.java
+++ b/src/main/java/com/alibaba/druid/sql/visitor/SQLASTOutputVisitor.java
@@ -2009,12 +2009,15 @@ public class SQLASTOutputVisitor extends SQLASTVisitorAdapter implements Paramet
     }
 
     protected void printCreateTable(SQLCreateTableStatement x) {
-        print0(ucase ? "CREATE TABLE " : "create table ");
-        if (SQLCreateTableStatement.Type.GLOBAL_TEMPORARY.equals(x.getType())) {
+        print0(ucase ? "CREATE " : "create ");
+
+        final SQLCreateTableStatement.Type tableType = x.getType();
+        if (SQLCreateTableStatement.Type.GLOBAL_TEMPORARY.equals(tableType)) {
             print0(ucase ? "GLOBAL TEMPORARY " : "global temporary ");
-        } else if (SQLCreateTableStatement.Type.LOCAL_TEMPORARY.equals(x.getType())) {
+        } else if (SQLCreateTableStatement.Type.LOCAL_TEMPORARY.equals(tableType)) {
             print0(ucase ? "LOCAL TEMPORARY " : "local temporary ");
         }
+        print0(ucase ? "TABLE " : "table ");
 
         printTableSourceExpr(x.getName());
 
diff --git a/src/main/java/com/alibaba/druid/sql/dialect/mysql/visitor/MySql2OracleOutputVisitor.java b/src/main/java/com/alibaba/druid/sql/visitor/SQLTransformVisitor.java
similarity index 71%
rename from src/main/java/com/alibaba/druid/sql/dialect/mysql/visitor/MySql2OracleOutputVisitor.java
rename to src/main/java/com/alibaba/druid/sql/visitor/SQLTransformVisitor.java
index 8977038225..cd1c369622 100644
--- a/src/main/java/com/alibaba/druid/sql/dialect/mysql/visitor/MySql2OracleOutputVisitor.java
+++ b/src/main/java/com/alibaba/druid/sql/visitor/SQLTransformVisitor.java
@@ -1,26 +1,23 @@
-/*
- * Copyright 1999-2017 Alibaba Group Holding Ltd.
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package com.alibaba.druid.sql.dialect.mysql.visitor;
-
-
-public class MySql2OracleOutputVisitor extends MySqlOutputVisitor {
-
-    public MySql2OracleOutputVisitor(Appendable appender){
-        super(appender);
-    }
-
-
-}
+/*
+ * Copyright 1999-2017 Alibaba Group Holding Ltd.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.alibaba.druid.sql.visitor;
+
+/**
+ * Created by wenshao on 16/07/2017.
+ */
+public interface SQLTransformVisitor extends SQLASTVisitor {
+    String getSrcDbType();
+}
diff --git a/src/test/java/com/alibaba/druid/bvt/sql/mysql/SQLParserTest.java b/src/test/java/com/alibaba/druid/bvt/sql/mysql/SQLParserTest.java
deleted file mode 100644
index da9b21b76c..0000000000
--- a/src/test/java/com/alibaba/druid/bvt/sql/mysql/SQLParserTest.java
+++ /dev/null
@@ -1,40 +0,0 @@
-/*
- * Copyright 1999-2017 Alibaba Group Holding Ltd.
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package com.alibaba.druid.bvt.sql.mysql;
-
-import junit.framework.TestCase;
-
-import com.alibaba.druid.sql.ast.statement.SQLSelect;
-import com.alibaba.druid.sql.dialect.mysql.parser.MySqlSelectParser;
-import com.alibaba.druid.sql.dialect.mysql.visitor.MySql2OracleOutputVisitor;
-import com.alibaba.druid.sql.parser.SQLSelectParser;
-
-public class SQLParserTest extends TestCase {
-
-    public void test_select() throws Exception {
-        String sql = "   SELECT COUNT(*) FROM close_plan WHERE 1=1          AND close_type = ?             AND target_type = ?             AND target_id = ?         AND(    mi_name=?   )               AND end_time >= ?         ";
-        SQLSelectParser parser = new MySqlSelectParser(sql);
-        SQLSelect select = parser.select();
-
-        StringBuilder out = new StringBuilder();
-        MySql2OracleOutputVisitor visitor = new MySql2OracleOutputVisitor(out);
-
-        select.accept(visitor);
-
-        System.out.println(out);
-    }
-
-}
diff --git a/src/test/java/com/alibaba/druid/bvt/sql/mysql/transform/Trans_CreateView_0.java b/src/test/java/com/alibaba/druid/bvt/sql/mysql/transform/Trans_CreateView_0.java
new file mode 100644
index 0000000000..51f3382cd2
--- /dev/null
+++ b/src/test/java/com/alibaba/druid/bvt/sql/mysql/transform/Trans_CreateView_0.java
@@ -0,0 +1,29 @@
+package com.alibaba.druid.bvt.sql.mysql.transform;
+
+import com.alibaba.druid.sql.SQLUtils;
+import com.alibaba.druid.sql.ast.SQLStatement;
+import com.alibaba.druid.sql.ast.statement.SQLCreateViewStatement;
+import com.alibaba.druid.sql.dialect.mysql.visitor.transform.FromSubqueryResolver;
+import com.alibaba.druid.util.JdbcConstants;
+import junit.framework.TestCase;
+
+import java.util.List;
+
+/**
+ * Created by wenshao on 16/07/2017.
+ */
+public class Trans_CreateView_0 extends TestCase {
+    public void test_createView() throws Exception {
+        String sql = "CREATE OR REPLACE FORCE VIEW \"CMIS\".\"WFI_AGENT_LOGEND\" (\"INSTANCEID\", \"WFID\", \"WFSIGN\", \"NODEID\", \"NODESTARTTIME\", \"ORIGINALUSER\", \"REPLACER\", \"SYSID\", \"PK_VALUE\", \"APPL_TYPE\", \"WFI_END_ORG\", \"WFI_STATUS\") AS \n" +
+                "  SELECT INSTANCEID,WFID,WFSIGN,NODEID,NODESTARTTIME,ORIGINALUSER,REPLACER,SYSID,PK_VALUE,APPL_TYPE,WFI_END_ORG,WFI_STATUS FROM (SELECT ROWID ROWIDTMP, AA.* FROM (SELECT A.INSTANCEID INSTANCEID,A.WFID WFID,A.WFSIGN WFSIGN,A.NODEID NODEID,A.NODESTARTTIME NODESTARTTIME,A.ORIGINALUSER ORIGINALUSER,A.REPLACER REPLACER,A.SYSID SYSID,B.PK_VALUE PK_VALUE,B.APPL_TYPE APPL_TYPE,B.WFI_END_ORG WFI_END_ORG,B.WFI_STATUS WFI_STATUS FROM WF_AGENT_LOG A, WFI_JOIN_HIS B WHERE A.INSTANCEID=B.INSTANCEID) AA) WHERE ROWIDTMP IN (SELECT ROWIDMAX FROM ( SELECT MAX(ROWID) ROWIDMAX,INSTANCEID FROM(SELECT A.INSTANCEID INSTANCEID FROM WF_AGENT_LOG A, WFI_JOIN_HIS B WHERE A.INSTANCEID=B.INSTANCEID) AA GROUP BY  INSTANCEID ))\n" +
+                " WITH READ ONLY";
+
+        List<SQLStatement> stmtList = SQLUtils.parseStatements(sql, JdbcConstants.ORACLE);
+        assertEquals(1, stmtList.size());
+
+        SQLStatement stmt = stmtList.get(0);
+        List<SQLStatement> targetList = FromSubqueryResolver.resolve((SQLCreateViewStatement) stmt);
+        String targetSql = SQLUtils.toSQLString(targetList, JdbcConstants.ORACLE);
+        assertEquals(5, targetList.size());
+    }
+}
diff --git a/src/test/java/com/alibaba/druid/bvt/sql/mysql/transform/Trans_CreateView_1.java b/src/test/java/com/alibaba/druid/bvt/sql/mysql/transform/Trans_CreateView_1.java
new file mode 100644
index 0000000000..eb43026ea0
--- /dev/null
+++ b/src/test/java/com/alibaba/druid/bvt/sql/mysql/transform/Trans_CreateView_1.java
@@ -0,0 +1,39 @@
+package com.alibaba.druid.bvt.sql.mysql.transform;
+
+import com.alibaba.druid.sql.SQLUtils;
+import com.alibaba.druid.sql.ast.SQLStatement;
+import com.alibaba.druid.sql.ast.statement.SQLCreateViewStatement;
+import com.alibaba.druid.sql.dialect.mysql.visitor.transform.FromSubqueryResolver;
+import com.alibaba.druid.util.JdbcConstants;
+import junit.framework.TestCase;
+
+import java.util.List;
+
+/**
+ * Created by wenshao on 16/07/2017.
+ */
+public class Trans_CreateView_1 extends TestCase {
+    public void test_createView() throws Exception {
+        String sql = "  CREATE OR REPLACE FORCE VIEW \"CMIS\".\"LM_LOAN_MSGINFO\" (\"LOAN_NO\", \"OD_PRCP\", \"OD_DAYS\", \"OD_TNR\", \"ENTRYCS_DAYS\") AS \n" +
+                "  select loan.loan_no as loan_no,coln.od_prcp,\n" +
+                "to_date((select cur_prcs_dt from s_ctrl),'YYYY-MM-DD')-to_date(loan.next_due_dt,'YYYY-MM-DD') as od_days,\n" +
+                "shd.od_tnr as od_tnr,\n" +
+                "to_date((select cur_prcs_dt from s_ctrl),'YYYY-MM-DD')-to_date(coln.entry_dt,'YYYY-MM-DD') as entrycs_days from lm_loan loan\n" +
+                "left join (select count(*) as od_tnr,loan_no\n" +
+                "  from lm_pm_shd\n" +
+                "  where ps_due_dt < (select cur_prcs_dt from s_ctrl)\n" +
+                "   and setl_ind = 'N'\n" +
+                "   and ps_od_ind = 'Y'\n" +
+                "   and ps_perd_no <> 0 group by loan_no) shd on shd.loan_no=loan.loan_no\n" +
+                "left join cs_coln coln on loan.loan_no = coln.loan_no\n" +
+                "where loan.LOAN_OD_IND='Y' and loan.LOAN_STS='ACTV'";
+
+        List<SQLStatement> stmtList = SQLUtils.parseStatements(sql, JdbcConstants.ORACLE);
+        assertEquals(1, stmtList.size());
+
+        SQLStatement stmt = stmtList.get(0);
+        List<SQLStatement> targetList = FromSubqueryResolver.resolve((SQLCreateViewStatement) stmt);
+        String targetSql = SQLUtils.toSQLString(targetList, JdbcConstants.ORACLE);
+        assertEquals(2, targetList.size());
+    }
+}
diff --git a/src/test/java/com/alibaba/druid/bvt/sql/odps/OdpsSelectTest26.java b/src/test/java/com/alibaba/druid/bvt/sql/odps/OdpsSelectTest26.java
new file mode 100644
index 0000000000..045db53484
--- /dev/null
+++ b/src/test/java/com/alibaba/druid/bvt/sql/odps/OdpsSelectTest26.java
@@ -0,0 +1,100 @@
+/*
+ * Copyright 1999-2017 Alibaba Group Holding Ltd.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.alibaba.druid.bvt.sql.odps;
+
+import com.alibaba.druid.sql.SQLUtils;
+import com.alibaba.druid.sql.ast.SQLStatement;
+import com.alibaba.druid.sql.visitor.SchemaStatVisitor;
+import com.alibaba.druid.util.JdbcConstants;
+import junit.framework.TestCase;
+
+import java.util.List;
+
+public class OdpsSelectTest26 extends TestCase {
+
+    public void test_select() throws Exception {
+        // 1095288847322
+        String sql = "select count(distinct(trackid)) as total , process ,value5 as result\n" +
+                "    from \n" +
+                "    havanaapp.s_register_process_log  where \n" +
+                "    ds='20170706' and value6='MOBILE_TB' and value1 REGEXP '^00'\n" +
+                "    and process in('preCheckMobile','VerifyScrollCheckcode','SendMobileCheckcode','VerifyMobile',\n" +
+                "    'VerifyMobileCheckCode','VerifyNick','VerifyPasswordFormat','register','CheckMobileConflict','VerifyEmail') \n" +
+                "    group  by process,value5";//
+        assertEquals("SELECT COUNT(DISTINCT trackid) AS total, process, value5 AS result\n" +
+                "FROM havanaapp.s_register_process_log\n" +
+                "WHERE ds = '20170706'\n" +
+                "\tAND value6 = 'MOBILE_TB'\n" +
+                "\tAND value1 REGEXP '^00'\n" +
+                "\tAND process IN (\n" +
+                "\t\t'preCheckMobile', \n" +
+                "\t\t'VerifyScrollCheckcode', \n" +
+                "\t\t'SendMobileCheckcode', \n" +
+                "\t\t'VerifyMobile', \n" +
+                "\t\t'VerifyMobileCheckCode', \n" +
+                "\t\t'VerifyNick', \n" +
+                "\t\t'VerifyPasswordFormat', \n" +
+                "\t\t'register', \n" +
+                "\t\t'CheckMobileConflict', \n" +
+                "\t\t'VerifyEmail'\n" +
+                "\t)\n" +
+                "GROUP BY process, \n" +
+                "\tvalue5", SQLUtils.formatOdps(sql));
+
+        assertEquals("select count(DISTINCT trackid) as total, process, value5 as result\n" +
+                "from havanaapp.s_register_process_log\n" +
+                "where ds = '20170706'\n" +
+                "\tand value6 = 'MOBILE_TB'\n" +
+                "\tand value1 regexp '^00'\n" +
+                "\tand process in (\n" +
+                "\t\t'preCheckMobile', \n" +
+                "\t\t'VerifyScrollCheckcode', \n" +
+                "\t\t'SendMobileCheckcode', \n" +
+                "\t\t'VerifyMobile', \n" +
+                "\t\t'VerifyMobileCheckCode', \n" +
+                "\t\t'VerifyNick', \n" +
+                "\t\t'VerifyPasswordFormat', \n" +
+                "\t\t'register', \n" +
+                "\t\t'CheckMobileConflict', \n" +
+                "\t\t'VerifyEmail'\n" +
+                "\t)\n" +
+                "group by process, \n" +
+                "\tvalue5", SQLUtils.formatOdps(sql, SQLUtils.DEFAULT_LCASE_FORMAT_OPTION));
+        
+        List<SQLStatement> statementList = SQLUtils.parseStatements(sql, JdbcConstants.ODPS);
+        SQLStatement stmt = statementList.get(0);
+
+        assertEquals(1, statementList.size());
+        
+        SchemaStatVisitor visitor = SQLUtils.createSchemaStatVisitor(JdbcConstants.ODPS);
+        stmt.accept(visitor);
+        
+//        System.out.println("Tables : " + visitor.getTables());
+      System.out.println("fields : " + visitor.getColumns());
+//      System.out.println("coditions : " + visitor.getConditions());
+//      System.out.println("orderBy : " + visitor.getOrderByColumns());
+        
+        assertEquals(1, visitor.getTables().size());
+        assertEquals(6, visitor.getColumns().size());
+        assertEquals(3, visitor.getConditions().size());
+
+//        System.out.println(SQLUtils.formatOdps(sql));
+        
+//        assertTrue(visitor.getColumns().contains(new Column("abc", "name")));
+    }
+
+
+}
diff --git a/src/test/java/com/alibaba/druid/bvt/sql/oracle/create/OracleCreateTableTest71.java b/src/test/java/com/alibaba/druid/bvt/sql/oracle/create/OracleCreateTableTest71.java
new file mode 100644
index 0000000000..52c0cb10da
--- /dev/null
+++ b/src/test/java/com/alibaba/druid/bvt/sql/oracle/create/OracleCreateTableTest71.java
@@ -0,0 +1,90 @@
+/*
+ * Copyright 1999-2017 Alibaba Group Holding Ltd.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.alibaba.druid.bvt.sql.oracle.create;
+
+import com.alibaba.druid.sql.OracleTest;
+import com.alibaba.druid.sql.SQLUtils;
+import com.alibaba.druid.sql.ast.SQLStatement;
+import com.alibaba.druid.util.JdbcConstants;
+
+import java.util.List;
+
+public class OracleCreateTableTest71 extends OracleTest {
+
+    public void test_types() throws Exception {
+        String sql = //
+        " CREATE TABLE \"CMIS\".\"DR$IDX_FULL_BIZ_TABLE_NAME$N\" \n" +
+                "   (\t\"NLT_DOCID\" NUMBER(38,0), \n" +
+                "\t\"NLT_MARK\" CHAR(1) NOT NULL ENABLE, \n" +
+                "\t PRIMARY KEY (\"NLT_DOCID\") ENABLE\n" +
+                "   ) ORGANIZATION INDEX NOCOMPRESS PCTFREE 10 INITRANS 2 MAXTRANS 255 LOGGING\n" +
+                "  STORAGE(INITIAL 65536 NEXT 1048576 MINEXTENTS 1 MAXEXTENTS 2147483645\n" +
+                "  PCTINCREASE 0 FREELISTS 1 FREELIST GROUPS 1\n" +
+                "  BUFFER_POOL DEFAULT FLASH_CACHE DEFAULT CELL_FLASH_CACHE DEFAULT)\n" +
+                "  TABLESPACE \"CMISTBS\" \n" +
+                " PCTTHRESHOLD 50\n" +
+                "  MONITORING   ";
+
+        List<SQLStatement> statementList = SQLUtils.parseStatements(sql, JdbcConstants.ORACLE);
+        SQLStatement stmt = statementList.get(0);
+        print(statementList);
+
+        assertEquals(1, statementList.size());
+//
+        assertEquals("CREATE TABLE \"CMIS\".\"DR$IDX_FULL_BIZ_TABLE_NAME$N\" (\n" +
+                        "\t\"NLT_DOCID\" NUMBER(38, 0),\n" +
+                        "\t\"NLT_MARK\" CHAR(1) NOT NULL ENABLE,\n" +
+                        "\tPRIMARY KEY (\"NLT_DOCID\") ENABLE\n" +
+                        ")\n" +
+                        "ORGANIZATION INDEX\n" +
+                        "\tPCTFREE 10\n" +
+                        "\tINITRANS 2\n" +
+                        "\tMAXTRANS 255\n" +
+                        "\tNOCOMPRESS\n" +
+                        "\tLOGGING\n" +
+                        "\tTABLESPACE \"CMISTBS\"\n" +
+                        "\tSTORAGE (\n" +
+                        "\t\tINITIAL 65536\n" +
+                        "\t\tNEXT 1048576\n" +
+                        "\t\tMINEXTENTS 1\n" +
+                        "\t\tMAXEXTENTS 2147483645\n" +
+                        "\t\tPCTINCREASE 0\n" +
+                        "\t\tFREELISTS 1\n" +
+                        "\t\tFREELIST GROUPS 1\n" +
+                        "\t\tBUFFER_POOL DEFAULT\n" +
+                        "\t\tFLASH_CACHE DEFAULT\n" +
+                        "\t\tCELL_FLASH_CACHE DEFAULT\n" +
+                        "\t)\n" +
+                        "\tPCTTHRESHOLD 10\n" +
+                        "MONITORING",//
+                            SQLUtils.toSQLString(stmt, JdbcConstants.ORACLE));
+//
+//        SchemaStatVisitor visitor = SQLUtils.createSchemaStatVisitor(JdbcConstants.ORACLE);
+//        stmt.accept(visitor);
+//
+//        System.out.println("Tables : " + visitor.getTables());
+//        System.out.println("fields : " + visitor.getColumns());
+//        System.out.println("coditions : " + visitor.getConditions());
+//        System.out.println("relationships : " + visitor.getRelationships());
+//        System.out.println("orderBy : " + visitor.getOrderByColumns());
+//
+//        assertEquals(1, visitor.getTables().size());
+//
+//        assertEquals(3, visitor.getColumns().size());
+//
+//        assertTrue(visitor.getColumns().contains(new TableStat.Column("JWGZPT.A", "XM")));
+    }
+}
diff --git a/src/test/java/com/alibaba/druid/util/DropTables.java b/src/test/java/com/alibaba/druid/util/DropTables.java
new file mode 100644
index 0000000000..aa0587c56f
--- /dev/null
+++ b/src/test/java/com/alibaba/druid/util/DropTables.java
@@ -0,0 +1,10 @@
+package com.alibaba.druid.util;
+
+import junit.framework.TestCase;
+
+/**
+ * Created by wenshao on 16/07/2017.
+ */
+public class DropTables extends TestCase {
+
+}