sql server parser support 'Start Tran' issue #1504

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

@@ -0,0 +1,86 @@
+/*
+ * Copyright 1999-2101 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.ast.statement;
+
+import java.util.List;
+
+import com.alibaba.druid.sql.ast.SQLCommentHint;
+import com.alibaba.druid.sql.ast.SQLExpr;
+import com.alibaba.druid.sql.ast.SQLStatement;
+import com.alibaba.druid.sql.ast.SQLStatementImpl;
+import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlStatementImpl;
+import com.alibaba.druid.sql.dialect.mysql.visitor.MySqlASTVisitor;
+import com.alibaba.druid.sql.visitor.SQLASTVisitor;
+
+public class SQLStartTransactionStatement extends SQLStatementImpl {
+
+    private boolean              consistentSnapshot = false;
+
+    private boolean              begin              = false;
+    private boolean              work               = false;
+    private SQLExpr              name;
+
+    private List<SQLCommentHint> hints;
+
+    public boolean isConsistentSnapshot() {
+        return consistentSnapshot;
+    }
+
+    public void setConsistentSnapshot(boolean consistentSnapshot) {
+        this.consistentSnapshot = consistentSnapshot;
+    }
+
+    public boolean isBegin() {
+        return begin;
+    }
+
+    public void setBegin(boolean begin) {
+        this.begin = begin;
+    }
+
+    public boolean isWork() {
+        return work;
+    }
+
+    public void setWork(boolean work) {
+        this.work = work;
+    }
+
+    public void accept0(SQLASTVisitor visitor) {
+        visitor.visit(this);
+
+        visitor.endVisit(this);
+    }
+
+    public List<SQLCommentHint> getHints() {
+        return hints;
+    }
+
+    public void setHints(List<SQLCommentHint> hints) {
+        this.hints = hints;
+    }
+
+    public SQLExpr getName() {
+        return name;
+    }
+
+    public void setName(SQLExpr name) {
+        if (name != null) {
+            name.setParent(this);
+        }
+        this.name = name;
+    }
+}