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RR00
 Post subject: QueryNode question
PostPosted: Tue Sep 19, 2006 12:38 am 
Beginner
Beginner

Joined: Tue Aug 22, 2006 3:06 am
Posts: 25
why AST from hqlSqlWalker.getAST() can convert to QueryNode and
from hqlParser.getAST() can't?


AST ast=hqlParser.getAST();
QueryNode queryNode=(QueryNode)ast; //report ClassCastException!

but

AST ast=hqlSqlWalker.getAST() ;
QueryNode queryNode=(QueryNode)ast; //right!
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RR00
 Post subject: solved!
PostPosted: Tue Sep 19, 2006 3:50 am 
Beginner
Beginner

Joined: Tue Aug 22, 2006 3:06 am
Posts: 25
use SqlASTFactory not the primary ASTFactory
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RR00
 Post subject: solved!
PostPosted: Tue Sep 19, 2006 3:51 am 
Beginner
Beginner

Joined: Tue Aug 22, 2006 3:06 am
Posts: 25
use SqlASTFactory not the primary ASTFactory
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