You are viewing a plain text version of this content. The canonical link for it is here.
Posted to notifications@shardingsphere.apache.org by GitBox <gi...@apache.org> on 2020/07/16 03:34:12 UTC

[GitHub] [shardingsphere] sevens66 opened a new issue #6365: throw java.lang.NullPointerException in MySQLDMLVisitor.visitAlias

sevens66 opened a new issue #6365:
URL: https://github.com/apache/shardingsphere/issues/6365


   this  Sql can  works well  in version 4.0.0 RC2 or4.0.0 RC3
   but in 4.1.0 or 4.1.1 will throw NullPointerException
   
   
   Sql:
   `SELECT
   	menu.menu_Id AS id,
   	menu.menu_Title AS text,
   	menu.parent_Id AS parentId,
   	menu.menu_icon AS iconCls,
   	menu.menu_Url AS menuUrl,
   	menu.menu_name AS menuName,
   	menu.params AS DATA,
   	menu.target
   FROM
   	wrh_sys_menu menu
   WHERE
   	EXISTS (
   		SELECT
   			1
   		FROM
   			wrh_sys_menu m
   		LEFT JOIN wrh_sys_menu m1 ON m1.menu_id = m.PARENT_ID
   		LEFT JOIN wrh_sys_menu m2 ON m2.menu_id = m1.parent_id
   		WHERE
   			m.menu_id IN (278,279,280,282,283,285,287,289,291,292,308,309,310,311,320,322,324,326,327,328,329,295,335,278,337,338,339,340,341,342,343,329,329,282,283,285,340,341,342,343,287,289,326,291,324,295,320,327,310,311,322,309,352,354,308,308,354,360,361,360,361,335,335,335,358,362,363,364,365,366,367,367,366,352,372,372,374,374,289,375,375,376,376,377,377,378,378,379,379,287,382,382,383,383,384,384,358,394,394,395,395,396,396,401,401,402,402,403,403
   			)
   		AND (
   			menu.menu_id = m.menu_id
   			OR menu.menu_id = m1.menu_id
   			OR menu.menu_id = m2.menu_id
   		)
   	)
   ORDER BY
   	seq`
   
   ### Which version of ShardingSphere did you use?
   4.1.1  or  4.1.0
   ### Which project did you use? ShardingSphere-JDBC or ShardingSphere-Proxy?
   ShardingSphere-JDBC
   
   ### Expected behavior
   Error:
   `Caused by: java.lang.NullPointerException: null
   	at org.apache.shardingsphere.sql.parser.mysql.visitor.impl.MySQLDMLVisitor.visitAlias(MySQLDMLVisitor.java:442)
   	at org.apache.shardingsphere.sql.parser.mysql.visitor.impl.MySQLDMLVisitor.visitAlias(MySQLDMLVisitor.java:127)
   	at org.apache.shardingsphere.sql.parser.autogen.MySQLStatementParser$AliasContext.accept(MySQLStatementParser.java:5455)
   	at org.antlr.v4.runtime.tree.AbstractParseTreeVisitor.visit(AbstractParseTreeVisitor.java:18)
   	at org.apache.shardingsphere.sql.parser.mysql.visitor.impl.MySQLDMLVisitor.visitProjection(MySQLDMLVisitor.java:427)
   	at org.apache.shardingsphere.sql.parser.mysql.visitor.impl.MySQLDMLVisitor.visitProjection(MySQLDMLVisitor.java:127)
   	at org.apache.shardingsphere.sql.parser.autogen.MySQLStatementParser$ProjectionContext.accept(MySQLStatementParser.java:5370)
   	at org.antlr.v4.runtime.tree.AbstractParseTreeVisitor.visit(AbstractParseTreeVisitor.java:18)
   	at org.apache.shardingsphere.sql.parser.mysql.visitor.impl.MySQLDMLVisitor.visitProjections(MySQLDMLVisitor.java:410)
   	at org.apache.shardingsphere.sql.parser.mysql.visitor.impl.MySQLDMLVisitor.visitProjections(MySQLDMLVisitor.java:127)
   	at org.apache.shardingsphere.sql.parser.autogen.MySQLStatementParser$ProjectionsContext.accept(MySQLStatementParser.java:4865)
   	at org.antlr.v4.runtime.tree.AbstractParseTreeVisitor.visit(AbstractParseTreeVisitor.java:18)
   	at org.apache.shardingsphere.sql.parser.mysql.visitor.impl.MySQLDMLVisitor.visitSelectClause(MySQLDMLVisitor.java:329)
   	at org.apache.shardingsphere.sql.parser.mysql.visitor.impl.MySQLDMLVisitor.visitSelectClause(MySQLDMLVisitor.java:127)
   	at org.apache.shardingsphere.sql.parser.autogen.MySQLStatementParser$SelectClauseContext.accept(MySQLStatementParser.java:4551)
   	at org.antlr.v4.runtime.tree.AbstractParseTreeVisitor.visit(AbstractParseTreeVisitor.java:18)
   	at org.apache.shardingsphere.sql.parser.mysql.visitor.impl.MySQLDMLVisitor.visitUnionClause(MySQLDMLVisitor.java:322)
   	at org.apache.shardingsphere.sql.parser.mysql.visitor.impl.MySQLDMLVisitor.visitUnionClause(MySQLDMLVisitor.java:127)
   	at org.apache.shardingsphere.sql.parser.autogen.MySQLStatementParser$UnionClauseContext.accept(MySQLStatementParser.java:4446)
   	at org.antlr.v4.runtime.tree.AbstractParseTreeVisitor.visit(AbstractParseTreeVisitor.java:18)
   	at org.apache.shardingsphere.sql.parser.mysql.visitor.impl.MySQLDMLVisitor.visitSelect(MySQLDMLVisitor.java:314)
   	at org.apache.shardingsphere.sql.parser.mysql.visitor.impl.MySQLDMLVisitor.visitSelect(MySQLDMLVisitor.java:127)
   	at org.apache.shardingsphere.sql.parser.autogen.MySQLStatementParser$SelectContext.accept(MySQLStatementParser.java:3098)
   	at org.antlr.v4.runtime.tree.AbstractParseTreeVisitor.visit(AbstractParseTreeVisitor.java:18)
   	at org.apache.shardingsphere.sql.parser.SQLParserEngine.parse0(SQLParserEngine.java:80)
   	at org.apache.shardingsphere.sql.parser.SQLParserEngine.parse(SQLParserEngine.java:61)`


----------------------------------------------------------------
This is an automated message from the Apache Git Service.
To respond to the message, please log on to GitHub and use the
URL above to go to the specific comment.

For queries about this service, please contact Infrastructure at:
users@infra.apache.org



[GitHub] [shardingsphere] jingshanglu commented on issue #6365: throw java.lang.NullPointerException in MySQLDMLVisitor.visitAlias

Posted by GitBox <gi...@apache.org>.
jingshanglu commented on issue #6365:
URL: https://github.com/apache/shardingsphere/issues/6365#issuecomment-659179620


   @sevens66 It has been fixed on master branch, new version will fix it.


----------------------------------------------------------------
This is an automated message from the Apache Git Service.
To respond to the message, please log on to GitHub and use the
URL above to go to the specific comment.

For queries about this service, please contact Infrastructure at:
users@infra.apache.org



[GitHub] [shardingsphere] kimmking closed issue #6365: throw java.lang.NullPointerException in MySQLDMLVisitor.visitAlias

Posted by GitBox <gi...@apache.org>.
kimmking closed issue #6365:
URL: https://github.com/apache/shardingsphere/issues/6365


   


----------------------------------------------------------------
This is an automated message from the Apache Git Service.
To respond to the message, please log on to GitHub and use the
URL above to go to the specific comment.

For queries about this service, please contact Infrastructure at:
users@infra.apache.org