[GitHub] [shardingsphere] xbkaishui commented on a change in pull request #7340: Fix create table if not exists pre validation error

[GitBox <gi...@apache.org>]

xbkaishui commented on a change in pull request #7340:
URL: https://github.com/apache/shardingsphere/pull/7340#discussion_r485361177



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File path: shardingsphere-sql-parser/shardingsphere-sql-parser-dialect/shardingsphere-sql-parser-mysql/src/main/java/org/apache/shardingsphere/sql/parser/mysql/visitor/impl/MySQLDDLVisitor.java
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@@ -166,7 +166,7 @@ public ASTNode visitRenameTableSpecification(final RenameTableSpecificationConte
     @SuppressWarnings("unchecked")
     @Override
     public ASTNode visitCreateTable(final CreateTableContext ctx) {
-        CreateTableStatement result = new CreateTableStatement((SimpleTableSegment) visit(ctx.tableName()));
+        CreateTableStatement result = new CreateTableStatement((SimpleTableSegment) visit(ctx.tableName()), null != ctx.notExistClause_().EXISTS());

Review comment:
       No,  it will return an Empty notExistClause*Context, it's EXISTS() method will return null 




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