improved sql parser, support apache phoenix.

src/main/java/com/alibaba/druid/sql/ast/statement/SQLCreateSequenceStatement.java

@@ -0,0 +1,118 @@
+package com.alibaba.druid.sql.ast.statement;
+
+import com.alibaba.druid.sql.ast.SQLExpr;
+import com.alibaba.druid.sql.ast.SQLName;
+import com.alibaba.druid.sql.ast.SQLStatement;
+import com.alibaba.druid.sql.ast.SQLStatementImpl;
+import com.alibaba.druid.sql.dialect.oracle.visitor.OracleASTVisitor;
+import com.alibaba.druid.sql.visitor.SQLASTVisitor;
+
+/**
+ * Created by wenshao on 16/9/14.
+ */
+public class SQLCreateSequenceStatement extends SQLStatementImpl {
+    private SQLName name;
+
+    private SQLExpr startWith;
+    private SQLExpr incrementBy;
+    private SQLExpr minValue;
+    private SQLExpr maxValue;
+    private boolean noMaxValue;
+    private boolean noMinValue;
+
+    private Boolean cycle;
+    private Boolean cache;
+    private Boolean order;
+
+    @Override
+    public void accept0(SQLASTVisitor visitor) {
+        if (visitor.visit(this)) {
+            acceptChild(visitor, name);
+            acceptChild(visitor, startWith);
+            acceptChild(visitor, incrementBy);
+            acceptChild(visitor, minValue);
+            acceptChild(visitor, maxValue);
+        }
+        visitor.endVisit(this);
+    }
+
+    public SQLName getName() {
+        return name;
+    }
+
+    public void setName(SQLName name) {
+        this.name = name;
+    }
+
+    public SQLExpr getStartWith() {
+        return startWith;
+    }
+
+    public void setStartWith(SQLExpr startWith) {
+        this.startWith = startWith;
+    }
+
+    public SQLExpr getIncrementBy() {
+        return incrementBy;
+    }
+
+    public void setIncrementBy(SQLExpr incrementBy) {
+        this.incrementBy = incrementBy;
+    }
+
+    public SQLExpr getMaxValue() {
+        return maxValue;
+    }
+
+    public void setMaxValue(SQLExpr maxValue) {
+        this.maxValue = maxValue;
+    }
+
+    public Boolean getCycle() {
+        return cycle;
+    }
+
+    public void setCycle(Boolean cycle) {
+        this.cycle = cycle;
+    }
+
+    public Boolean getCache() {
+        return cache;
+    }
+
+    public void setCache(Boolean cache) {
+        this.cache = cache;
+    }
+
+    public Boolean getOrder() {
+        return order;
+    }
+
+    public void setOrder(Boolean order) {
+        this.order = order;
+    }
+
+    public SQLExpr getMinValue() {
+        return minValue;
+    }
+
+    public void setMinValue(SQLExpr minValue) {
+        this.minValue = minValue;
+    }
+
+    public boolean isNoMaxValue() {
+        return noMaxValue;
+    }
+
+    public void setNoMaxValue(boolean noMaxValue) {
+        this.noMaxValue = noMaxValue;
+    }
+
+    public boolean isNoMinValue() {
+        return noMinValue;
+    }
+
+    public void setNoMinValue(boolean noMinValue) {
+        this.noMinValue = noMinValue;
+    }
+}

src/main/java/com/alibaba/druid/sql/ast/statement/SQLInsertStatement.java

@@ -26,6 +26,8 @@ import com.alibaba.druid.sql.visitor.SQLASTVisitor;
 public class SQLInsertStatement extends SQLInsertInto implements SQLStatement {
     private String dbType;
 
+    protected boolean upsert = false; // for phoenix
+
     public SQLInsertStatement(){
 
     }
@@ -42,6 +44,14 @@ public class SQLInsertStatement extends SQLInsertInto implements SQLStatement {
         visitor.endVisit(this);
     }
 
+    public boolean isUpsert() {
+        return upsert;
+    }
+
+    public void setUpsert(boolean upsert) {
+        this.upsert = upsert;
+    }
+
     public static class ValuesClause extends SQLObjectImpl {
 
         private final List<SQLExpr> values;