improve sql parser

src/test/java/com/alibaba/druid/bvt/sql/mysql/MySqlGrantTest_10.java

@@ -0,0 +1,61 @@
+/*
+ * Copyright 1999-2011 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 java.util.List;
+
+import org.junit.Assert;
+
+import com.alibaba.druid.sql.MysqlTest;
+import com.alibaba.druid.sql.SQLUtils;
+import com.alibaba.druid.sql.ast.SQLStatement;
+import com.alibaba.druid.sql.dialect.mysql.parser.MySqlStatementParser;
+import com.alibaba.druid.sql.dialect.mysql.visitor.MySqlSchemaStatVisitor;
+
+public class MySqlGrantTest_10 extends MysqlTest {
+
+    public void test_0() throws Exception {
+        String sql = "GRANT PROXY ON 'localuser'@'localhost' TO 'externaluser'@'somehost';";
+
+        MySqlStatementParser parser = new MySqlStatementParser(sql);
+        List<SQLStatement> statementList = parser.parseStatementList();
+        SQLStatement stmt = statementList.get(0);
+        print(statementList);
+
+        Assert.assertEquals(1, statementList.size());
+
+        MySqlSchemaStatVisitor visitor = new MySqlSchemaStatVisitor();
+        stmt.accept(visitor);
+        
+        String output = SQLUtils.toMySqlString(stmt);
+        Assert.assertEquals("GRANT PROXY ON 'localuser'@'localhost' TO 'externaluser'@'somehost'", //
+                            output);
+
+        System.out.println("Tables : " + visitor.getTables());
+        System.out.println("fields : " + visitor.getColumns());
+        System.out.println("coditions : " + visitor.getConditions());
+        System.out.println("orderBy : " + visitor.getOrderByColumns());
+        
+        Assert.assertEquals(0, visitor.getTables().size());
+        Assert.assertEquals(0, visitor.getColumns().size());
+        Assert.assertEquals(0, visitor.getConditions().size());
+
+//        Assert.assertTrue(visitor.getTables().containsKey(new TableStat.Name("City")));
+//        Assert.assertTrue(visitor.getTables().containsKey(new TableStat.Name("t2")));
+        
+//        Assert.assertTrue(visitor.getColumns().contains(new Column("t2", "id")));
+    }
+}

src/test/java/com/alibaba/druid/bvt/sql/mysql/MySqlGrantTest_3.java

@@ -0,0 +1,61 @@
+/*
+ * Copyright 1999-2011 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 java.util.List;
+
+import org.junit.Assert;
+
+import com.alibaba.druid.sql.MysqlTest;
+import com.alibaba.druid.sql.SQLUtils;
+import com.alibaba.druid.sql.ast.SQLStatement;
+import com.alibaba.druid.sql.dialect.mysql.parser.MySqlStatementParser;
+import com.alibaba.druid.sql.dialect.mysql.visitor.MySqlSchemaStatVisitor;
+
+public class MySqlGrantTest_3 extends MysqlTest {
+
+    public void test_0() throws Exception {
+        String sql = "GRANT ALL ON mydb.* TO 'someuser'@'somehost';";
+
+        MySqlStatementParser parser = new MySqlStatementParser(sql);
+        List<SQLStatement> statementList = parser.parseStatementList();
+        SQLStatement stmt = statementList.get(0);
+        print(statementList);
+
+        Assert.assertEquals(1, statementList.size());
+
+        MySqlSchemaStatVisitor visitor = new MySqlSchemaStatVisitor();
+        stmt.accept(visitor);
+        
+        String output = SQLUtils.toMySqlString(stmt);
+        Assert.assertEquals("GRANT ALL ON mydb.* TO 'someuser'@'somehost'", //
+                            output);
+
+        System.out.println("Tables : " + visitor.getTables());
+        System.out.println("fields : " + visitor.getColumns());
+        System.out.println("coditions : " + visitor.getConditions());
+        System.out.println("orderBy : " + visitor.getOrderByColumns());
+        
+        Assert.assertEquals(0, visitor.getTables().size());
+        Assert.assertEquals(0, visitor.getColumns().size());
+        Assert.assertEquals(0, visitor.getConditions().size());
+
+//        Assert.assertTrue(visitor.getTables().containsKey(new TableStat.Name("City")));
+//        Assert.assertTrue(visitor.getTables().containsKey(new TableStat.Name("t2")));
+        
+//        Assert.assertTrue(visitor.getColumns().contains(new Column("t2", "id")));
+    }
+}

src/test/java/com/alibaba/druid/bvt/sql/mysql/MySqlGrantTest_4.java

@@ -0,0 +1,61 @@
+/*
+ * Copyright 1999-2011 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 java.util.List;
+
+import org.junit.Assert;
+
+import com.alibaba.druid.sql.MysqlTest;
+import com.alibaba.druid.sql.SQLUtils;
+import com.alibaba.druid.sql.ast.SQLStatement;
+import com.alibaba.druid.sql.dialect.mysql.parser.MySqlStatementParser;
+import com.alibaba.druid.sql.dialect.mysql.visitor.MySqlSchemaStatVisitor;
+
+public class MySqlGrantTest_4 extends MysqlTest {
+
+    public void test_0() throws Exception {
+        String sql = "GRANT SELECT, INSERT ON mydb.* TO 'someuser'@'somehost'";
+
+        MySqlStatementParser parser = new MySqlStatementParser(sql);
+        List<SQLStatement> statementList = parser.parseStatementList();
+        SQLStatement stmt = statementList.get(0);
+        print(statementList);
+
+        Assert.assertEquals(1, statementList.size());
+
+        MySqlSchemaStatVisitor visitor = new MySqlSchemaStatVisitor();
+        stmt.accept(visitor);
+        
+        String output = SQLUtils.toMySqlString(stmt);
+        Assert.assertEquals("GRANT SELECT, INSERT ON mydb.* TO 'someuser'@'somehost'", //
+                            output);
+
+        System.out.println("Tables : " + visitor.getTables());
+        System.out.println("fields : " + visitor.getColumns());
+        System.out.println("coditions : " + visitor.getConditions());
+        System.out.println("orderBy : " + visitor.getOrderByColumns());
+        
+        Assert.assertEquals(0, visitor.getTables().size());
+        Assert.assertEquals(0, visitor.getColumns().size());
+        Assert.assertEquals(0, visitor.getConditions().size());
+
+//        Assert.assertTrue(visitor.getTables().containsKey(new TableStat.Name("City")));
+//        Assert.assertTrue(visitor.getTables().containsKey(new TableStat.Name("t2")));
+        
+//        Assert.assertTrue(visitor.getColumns().contains(new Column("t2", "id")));
+    }
+}

src/test/java/com/alibaba/druid/bvt/sql/mysql/MySqlGrantTest_5.java

@@ -0,0 +1,61 @@
+/*
+ * Copyright 1999-2011 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 java.util.List;
+
+import org.junit.Assert;
+
+import com.alibaba.druid.sql.MysqlTest;
+import com.alibaba.druid.sql.SQLUtils;
+import com.alibaba.druid.sql.ast.SQLStatement;
+import com.alibaba.druid.sql.dialect.mysql.parser.MySqlStatementParser;
+import com.alibaba.druid.sql.dialect.mysql.visitor.MySqlSchemaStatVisitor;
+
+public class MySqlGrantTest_5 extends MysqlTest {
+
+    public void test_0() throws Exception {
+        String sql = "GRANT ALL ON mydb.mytbl TO 'someuser'@'somehost';";
+
+        MySqlStatementParser parser = new MySqlStatementParser(sql);
+        List<SQLStatement> statementList = parser.parseStatementList();
+        SQLStatement stmt = statementList.get(0);
+        print(statementList);
+
+        Assert.assertEquals(1, statementList.size());
+
+        MySqlSchemaStatVisitor visitor = new MySqlSchemaStatVisitor();
+        stmt.accept(visitor);
+        
+        String output = SQLUtils.toMySqlString(stmt);
+        Assert.assertEquals("GRANT ALL ON mydb.mytbl TO 'someuser'@'somehost'", //
+                            output);
+
+        System.out.println("Tables : " + visitor.getTables());
+        System.out.println("fields : " + visitor.getColumns());
+        System.out.println("coditions : " + visitor.getConditions());
+        System.out.println("orderBy : " + visitor.getOrderByColumns());
+        
+        Assert.assertEquals(0, visitor.getTables().size());
+        Assert.assertEquals(0, visitor.getColumns().size());
+        Assert.assertEquals(0, visitor.getConditions().size());
+
+//        Assert.assertTrue(visitor.getTables().containsKey(new TableStat.Name("City")));
+//        Assert.assertTrue(visitor.getTables().containsKey(new TableStat.Name("t2")));
+        
+//        Assert.assertTrue(visitor.getColumns().contains(new Column("t2", "id")));
+    }
+}

src/test/java/com/alibaba/druid/bvt/sql/mysql/MySqlGrantTest_6.java

@@ -0,0 +1,61 @@
+/*
+ * Copyright 1999-2011 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 java.util.List;
+
+import org.junit.Assert;
+
+import com.alibaba.druid.sql.MysqlTest;
+import com.alibaba.druid.sql.SQLUtils;
+import com.alibaba.druid.sql.ast.SQLStatement;
+import com.alibaba.druid.sql.dialect.mysql.parser.MySqlStatementParser;
+import com.alibaba.druid.sql.dialect.mysql.visitor.MySqlSchemaStatVisitor;
+
+public class MySqlGrantTest_6 extends MysqlTest {
+
+    public void test_0() throws Exception {
+        String sql = "GRANT SELECT, INSERT ON mydb.mytbl TO 'someuser'@'somehost';";
+
+        MySqlStatementParser parser = new MySqlStatementParser(sql);
+        List<SQLStatement> statementList = parser.parseStatementList();
+        SQLStatement stmt = statementList.get(0);
+        print(statementList);
+
+        Assert.assertEquals(1, statementList.size());
+
+        MySqlSchemaStatVisitor visitor = new MySqlSchemaStatVisitor();
+        stmt.accept(visitor);
+        
+        String output = SQLUtils.toMySqlString(stmt);
+        Assert.assertEquals("GRANT SELECT, INSERT ON mydb.mytbl TO 'someuser'@'somehost'", //
+                            output);
+
+        System.out.println("Tables : " + visitor.getTables());
+        System.out.println("fields : " + visitor.getColumns());
+        System.out.println("coditions : " + visitor.getConditions());
+        System.out.println("orderBy : " + visitor.getOrderByColumns());
+        
+        Assert.assertEquals(0, visitor.getTables().size());
+        Assert.assertEquals(0, visitor.getColumns().size());
+        Assert.assertEquals(0, visitor.getConditions().size());
+
+//        Assert.assertTrue(visitor.getTables().containsKey(new TableStat.Name("City")));
+//        Assert.assertTrue(visitor.getTables().containsKey(new TableStat.Name("t2")));
+        
+//        Assert.assertTrue(visitor.getColumns().contains(new Column("t2", "id")));
+    }
+}

src/test/java/com/alibaba/druid/bvt/sql/mysql/MySqlGrantTest_7.java

@@ -0,0 +1,61 @@
+/*
+ * Copyright 1999-2011 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 java.util.List;
+
+import org.junit.Assert;
+
+import com.alibaba.druid.sql.MysqlTest;
+import com.alibaba.druid.sql.SQLUtils;
+import com.alibaba.druid.sql.ast.SQLStatement;
+import com.alibaba.druid.sql.dialect.mysql.parser.MySqlStatementParser;
+import com.alibaba.druid.sql.dialect.mysql.visitor.MySqlSchemaStatVisitor;
+
+public class MySqlGrantTest_7 extends MysqlTest {
+
+    public void test_0() throws Exception {
+        String sql = "GRANT SELECT (col1), INSERT (col1,col2) ON mydb.mytbl TO 'someuser'@'somehost';";
+
+        MySqlStatementParser parser = new MySqlStatementParser(sql);
+        List<SQLStatement> statementList = parser.parseStatementList();
+        SQLStatement stmt = statementList.get(0);
+        print(statementList);
+
+        Assert.assertEquals(1, statementList.size());
+
+        MySqlSchemaStatVisitor visitor = new MySqlSchemaStatVisitor();
+        stmt.accept(visitor);
+        
+        String output = SQLUtils.toMySqlString(stmt);
+        Assert.assertEquals("GRANT SELECT(col1), INSERT(col1, col2) ON mydb.mytbl TO 'someuser'@'somehost'", //
+                            output);
+
+        System.out.println("Tables : " + visitor.getTables());
+        System.out.println("fields : " + visitor.getColumns());
+        System.out.println("coditions : " + visitor.getConditions());
+        System.out.println("orderBy : " + visitor.getOrderByColumns());
+        
+        Assert.assertEquals(0, visitor.getTables().size());
+        Assert.assertEquals(0, visitor.getColumns().size());
+        Assert.assertEquals(0, visitor.getConditions().size());
+
+//        Assert.assertTrue(visitor.getTables().containsKey(new TableStat.Name("City")));
+//        Assert.assertTrue(visitor.getTables().containsKey(new TableStat.Name("t2")));
+        
+//        Assert.assertTrue(visitor.getColumns().contains(new Column("t2", "id")));
+    }
+}

src/test/java/com/alibaba/druid/bvt/sql/mysql/MySqlGrantTest_8.java

@@ -0,0 +1,61 @@
+/*
+ * Copyright 1999-2011 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 java.util.List;
+
+import org.junit.Assert;
+
+import com.alibaba.druid.sql.MysqlTest;
+import com.alibaba.druid.sql.SQLUtils;
+import com.alibaba.druid.sql.ast.SQLStatement;
+import com.alibaba.druid.sql.dialect.mysql.parser.MySqlStatementParser;
+import com.alibaba.druid.sql.dialect.mysql.visitor.MySqlSchemaStatVisitor;
+
+public class MySqlGrantTest_8 extends MysqlTest {
+
+    public void test_0() throws Exception {
+        String sql = "GRANT CREATE ROUTINE ON mydb.* TO 'someuser'@'somehost';";
+
+        MySqlStatementParser parser = new MySqlStatementParser(sql);
+        List<SQLStatement> statementList = parser.parseStatementList();
+        SQLStatement stmt = statementList.get(0);
+        print(statementList);
+
+        Assert.assertEquals(1, statementList.size());
+
+        MySqlSchemaStatVisitor visitor = new MySqlSchemaStatVisitor();
+        stmt.accept(visitor);
+        
+        String output = SQLUtils.toMySqlString(stmt);
+        Assert.assertEquals("GRANT CREATE ROUTINE ON mydb.* TO 'someuser'@'somehost'", //
+                            output);
+
+        System.out.println("Tables : " + visitor.getTables());
+        System.out.println("fields : " + visitor.getColumns());
+        System.out.println("coditions : " + visitor.getConditions());
+        System.out.println("orderBy : " + visitor.getOrderByColumns());
+        
+        Assert.assertEquals(0, visitor.getTables().size());
+        Assert.assertEquals(0, visitor.getColumns().size());
+        Assert.assertEquals(0, visitor.getConditions().size());
+
+//        Assert.assertTrue(visitor.getTables().containsKey(new TableStat.Name("City")));
+//        Assert.assertTrue(visitor.getTables().containsKey(new TableStat.Name("t2")));
+        
+//        Assert.assertTrue(visitor.getColumns().contains(new Column("t2", "id")));
+    }
+}

src/test/java/com/alibaba/druid/bvt/sql/mysql/MySqlGrantTest_9.java

@@ -0,0 +1,61 @@
+/*
+ * Copyright 1999-2011 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 java.util.List;
+
+import org.junit.Assert;
+
+import com.alibaba.druid.sql.MysqlTest;
+import com.alibaba.druid.sql.SQLUtils;
+import com.alibaba.druid.sql.ast.SQLStatement;
+import com.alibaba.druid.sql.dialect.mysql.parser.MySqlStatementParser;
+import com.alibaba.druid.sql.dialect.mysql.visitor.MySqlSchemaStatVisitor;
+
+public class MySqlGrantTest_9 extends MysqlTest {
+
+    public void test_0() throws Exception {
+        String sql = "GRANT EXECUTE ON PROCEDURE mydb.myproc TO 'someuser'@'somehost';";
+
+        MySqlStatementParser parser = new MySqlStatementParser(sql);
+        List<SQLStatement> statementList = parser.parseStatementList();
+        SQLStatement stmt = statementList.get(0);
+        print(statementList);
+
+        Assert.assertEquals(1, statementList.size());
+
+        MySqlSchemaStatVisitor visitor = new MySqlSchemaStatVisitor();
+        stmt.accept(visitor);
+        
+        String output = SQLUtils.toMySqlString(stmt);
+        Assert.assertEquals("GRANT EXECUTE ON PROCEDURE mydb.myproc TO 'someuser'@'somehost'", //
+                            output);
+
+        System.out.println("Tables : " + visitor.getTables());
+        System.out.println("fields : " + visitor.getColumns());
+        System.out.println("coditions : " + visitor.getConditions());
+        System.out.println("orderBy : " + visitor.getOrderByColumns());
+        
+        Assert.assertEquals(0, visitor.getTables().size());
+        Assert.assertEquals(0, visitor.getColumns().size());
+        Assert.assertEquals(0, visitor.getConditions().size());
+
+//        Assert.assertTrue(visitor.getTables().containsKey(new TableStat.Name("City")));
+//        Assert.assertTrue(visitor.getTables().containsKey(new TableStat.Name("t2")));
+        
+//        Assert.assertTrue(visitor.getColumns().contains(new Column("t2", "id")));
+    }
+}

src/test/java/com/alibaba/druid/bvt/sql/mysql/MySqlOptimizeTest_1.java

@@ -0,0 +1,61 @@
+/*
+ * Copyright 1999-2011 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 java.util.List;
+
+import org.junit.Assert;
+
+import com.alibaba.druid.sql.MysqlTest;
+import com.alibaba.druid.sql.SQLUtils;
+import com.alibaba.druid.sql.ast.SQLStatement;
+import com.alibaba.druid.sql.dialect.mysql.parser.MySqlStatementParser;
+import com.alibaba.druid.sql.dialect.mysql.visitor.MySqlSchemaStatVisitor;
+
+public class MySqlOptimizeTest_1 extends MysqlTest {
+
+    public void test_0() throws Exception {
+        String sql = "OPTIMIZE TABLE t1,t2";
+
+        MySqlStatementParser parser = new MySqlStatementParser(sql);
+        List<SQLStatement> statementList = parser.parseStatementList();
+        SQLStatement stmt = statementList.get(0);
+        print(statementList);
+
+        Assert.assertEquals(1, statementList.size());
+
+        MySqlSchemaStatVisitor visitor = new MySqlSchemaStatVisitor();
+        stmt.accept(visitor);
+        
+        String output = SQLUtils.toMySqlString(stmt);
+        Assert.assertEquals("OPTIMIZE TABLE t1, t2", //
+                            output);
+
+        System.out.println("Tables : " + visitor.getTables());
+        System.out.println("fields : " + visitor.getColumns());
+        System.out.println("coditions : " + visitor.getConditions());
+        System.out.println("orderBy : " + visitor.getOrderByColumns());
+        
+        Assert.assertEquals(2, visitor.getTables().size());
+        Assert.assertEquals(0, visitor.getColumns().size());
+        Assert.assertEquals(0, visitor.getConditions().size());
+
+//        Assert.assertTrue(visitor.getTables().containsKey(new TableStat.Name("City")));
+//        Assert.assertTrue(visitor.getTables().containsKey(new TableStat.Name("t2")));
+        
+//        Assert.assertTrue(visitor.getColumns().contains(new Column("t2", "id")));
+    }
+}

src/test/java/com/alibaba/druid/bvt/sql/oracle/OracleGrantTest_1.java

@@ -0,0 +1,61 @@
+/*
+ * Copyright 1999-2011 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;
+
+import java.util.List;
+
+import org.junit.Assert;
+
+import com.alibaba.druid.sql.OracleTest;
+import com.alibaba.druid.sql.SQLUtils;
+import com.alibaba.druid.sql.ast.SQLStatement;
+import com.alibaba.druid.sql.dialect.oracle.parser.OracleStatementParser;
+import com.alibaba.druid.sql.dialect.oracle.visitor.OracleSchemaStatVisitor;
+import com.alibaba.druid.util.JdbcConstants;
+
+public class OracleGrantTest_1 extends OracleTest {
+
+    public void test_0() throws Exception {
+        String sql = "GRANT CREATE SESSION  TO hr;";
+
+        OracleStatementParser parser = new OracleStatementParser(sql);
+        List<SQLStatement> statementList = parser.parseStatementList();
+        SQLStatement stmt = statementList.get(0);
+        print(statementList);
+
+        Assert.assertEquals(1, statementList.size());
+
+        Assert.assertEquals("GRANT CREATE SESSION TO hr",//
+                            SQLUtils.toSQLString(stmt, JdbcConstants.ORACLE));
+
+        OracleSchemaStatVisitor visitor = new OracleSchemaStatVisitor();
+        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());
+
+        Assert.assertEquals(0, visitor.getTables().size());
+
+        // Assert.assertTrue(visitor.getTables().containsKey(new TableStat.Name("employees")));
+
+        Assert.assertEquals(0, visitor.getColumns().size());
+
+        // Assert.assertTrue(visitor.getColumns().contains(new TableStat.Column("UNKNOWN", "location_id")));
+    }
+}

src/test/java/com/alibaba/druid/bvt/sql/oracle/OracleGrantTest_2.java

@@ -0,0 +1,74 @@
+/*
+ * Copyright 1999-2011 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;
+
+import java.util.List;
+
+import org.junit.Assert;
+
+import com.alibaba.druid.sql.OracleTest;
+import com.alibaba.druid.sql.SQLUtils;
+import com.alibaba.druid.sql.ast.SQLStatement;
+import com.alibaba.druid.sql.dialect.oracle.parser.OracleStatementParser;
+import com.alibaba.druid.sql.dialect.oracle.visitor.OracleSchemaStatVisitor;
+import com.alibaba.druid.util.JdbcConstants;
+
+public class OracleGrantTest_2 extends OracleTest {
+
+    public void test_0() throws Exception {
+        String sql = "GRANT" //
+                     + "     CREATE ANY MATERIALIZED VIEW" //
+                     + "   , ALTER ANY MATERIALIZED VIEW" //
+                     + "   , DROP ANY MATERIALIZED VIEW" //
+                     + "   , QUERY REWRITE" //
+                     + "   , GLOBAL QUERY REWRITE" //
+                     + "   TO dw_manager" //
+                     + "   WITH ADMIN OPTION;";
+
+        OracleStatementParser parser = new OracleStatementParser(sql);
+        List<SQLStatement> statementList = parser.parseStatementList();
+        SQLStatement stmt = statementList.get(0);
+        print(statementList);
+
+        Assert.assertEquals(1, statementList.size());
+
+        Assert.assertEquals("GRANT CREATE ANY MATERIALIZED VIEW,"//
+                            + " ALTER ANY MATERIALIZED VIEW,"//
+                            + " DROP ANY MATERIALIZED VIEW,"//
+                            + " QUERY REWRITE,"//
+                            + " GLOBAL QUERY REWRITE"//
+                            + " TO dw_manager"//
+                            + " WITH ADMIN OPTION",//
+                            SQLUtils.toSQLString(stmt, JdbcConstants.ORACLE));
+
+        OracleSchemaStatVisitor visitor = new OracleSchemaStatVisitor();
+        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());
+
+        Assert.assertEquals(0, visitor.getTables().size());
+
+        // Assert.assertTrue(visitor.getTables().containsKey(new TableStat.Name("employees")));
+
+        Assert.assertEquals(0, visitor.getColumns().size());
+
+        // Assert.assertTrue(visitor.getColumns().contains(new TableStat.Column("UNKNOWN", "location_id")));
+    }
+}

src/test/java/com/alibaba/druid/bvt/sql/oracle/OracleGrantTest_3.java

@@ -0,0 +1,61 @@
+/*
+ * Copyright 1999-2011 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;
+
+import java.util.List;
+
+import org.junit.Assert;
+
+import com.alibaba.druid.sql.OracleTest;
+import com.alibaba.druid.sql.SQLUtils;
+import com.alibaba.druid.sql.ast.SQLStatement;
+import com.alibaba.druid.sql.dialect.oracle.parser.OracleStatementParser;
+import com.alibaba.druid.sql.dialect.oracle.visitor.OracleSchemaStatVisitor;
+import com.alibaba.druid.util.JdbcConstants;
+
+public class OracleGrantTest_3 extends OracleTest {
+
+    public void test_0() throws Exception {
+        String sql = "GRANT INHERIT PRIVILEGES ON USER sh TO hr;";
+
+        OracleStatementParser parser = new OracleStatementParser(sql);
+        List<SQLStatement> statementList = parser.parseStatementList();
+        SQLStatement stmt = statementList.get(0);
+        print(statementList);
+
+        Assert.assertEquals(1, statementList.size());
+
+        Assert.assertEquals("GRANT INHERIT PRIVILEGES ON USER sh TO hr",//
+                            SQLUtils.toSQLString(stmt, JdbcConstants.ORACLE));
+
+        OracleSchemaStatVisitor visitor = new OracleSchemaStatVisitor();
+        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());
+
+        Assert.assertEquals(0, visitor.getTables().size());
+
+        // Assert.assertTrue(visitor.getTables().containsKey(new TableStat.Name("employees")));
+
+        Assert.assertEquals(0, visitor.getColumns().size());
+
+        // Assert.assertTrue(visitor.getColumns().contains(new TableStat.Column("UNKNOWN", "location_id")));
+    }
+}

src/test/java/com/alibaba/druid/bvt/sql/oracle/OracleGrantTest_4.java

@@ -0,0 +1,66 @@
+/*
+ * Copyright 1999-2011 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;
+
+import java.util.List;
+
+import org.junit.Assert;
+
+import com.alibaba.druid.sql.OracleTest;
+import com.alibaba.druid.sql.SQLUtils;
+import com.alibaba.druid.sql.ast.SQLStatement;
+import com.alibaba.druid.sql.dialect.oracle.parser.OracleStatementParser;
+import com.alibaba.druid.sql.dialect.oracle.visitor.OracleSchemaStatVisitor;
+import com.alibaba.druid.util.JdbcConstants;
+
+public class OracleGrantTest_4 extends OracleTest {
+
+    public void test_0() throws Exception {
+        String sql = "GRANT REFERENCES (employee_id), " //
+                     + "      UPDATE (employee_id, salary, commission_pct) " //
+                     + "   ON hr.employees" //
+                     + "   TO oe; ";
+
+        OracleStatementParser parser = new OracleStatementParser(sql);
+        List<SQLStatement> statementList = parser.parseStatementList();
+        SQLStatement stmt = statementList.get(0);
+        print(statementList);
+
+        Assert.assertEquals(1, statementList.size());
+
+        Assert.assertEquals("GRANT REFERENCES(employee_id),"//
+                            + " UPDATE(employee_id, salary, commission_pct)"//
+                            + " ON hr.employees TO oe",//
+                            SQLUtils.toSQLString(stmt, JdbcConstants.ORACLE));
+
+        OracleSchemaStatVisitor visitor = new OracleSchemaStatVisitor();
+        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());
+
+        Assert.assertEquals(0, visitor.getTables().size());
+
+        // Assert.assertTrue(visitor.getTables().containsKey(new TableStat.Name("employees")));
+
+        Assert.assertEquals(0, visitor.getColumns().size());
+
+        // Assert.assertTrue(visitor.getColumns().contains(new TableStat.Column("UNKNOWN", "location_id")));
+    }
+}