[IMPALA-11284] INSERT query with concat operator fails with 'Function not set in thrift node' error

• Type: Bug
• Status: Resolved
• Priority: Critical
• Resolution: Fixed
• Affects Version/s: Impala 4.1.0
• Fix Version/s: Impala 4.3.0
• Component/s: Frontend
• Target Version: Impala 4.3.0
• Epic Color: ghx-label-3
• Assignee: Riza Suminto
• Reporter: Abhishek Rawat
• Created: 06/May/22 19:06
• Updated: 15/Sep/23 18:38
• Resolved: 14/Sep/23 15:04

Description

Steps to Reproduce:

DROP TABLE t2;
CREATE TABLE t2(c0 BOOLEAN, c1 STRING) STORED AS ICEBERG; 
INSERT INTO t2(c0, c1) VALUES ( TRUE, ( 'abc' ||('927160245' || 'Q') ) );
Error: Function not set in thrift node

Looks like a regression introduced by IMPALA-6590.

fn_ was previously serialized during rewrite in :

treeToThriftHelper:FunctionCallExpr(Expr).treeToThriftHelper(TExpr) line: 866
FunctionCallExpr(Expr).treeToThrift() line: 844 
FeSupport.EvalExprWithoutRowBounded(Expr, TQueryCtx, int) line: 188
LiteralExpr.createBounded(Expr, TQueryCtx, int) line: 210
FoldConstantsRule.apply(Expr, Analyzer) line: 66
ExprRewriter.applyRuleBottomUp(Expr, ExprRewriteRule, Analyzer) line: 85
ExprRewriter.applyRuleRepeatedly(Expr, ExprRewriteRule, Analyzer) line: 71
ExprRewriter.rewrite(Expr, Analyzer) line: 55   
SelectList.rewriteExprs(ExprRewriter, Analyzer) line: 100
SelectStmt.rewriteExprs(ExprRewriter) line: 1189
ValuesStmt(SetOperationStmt).rewriteExprs(ExprRewriter) line: 467
InsertStmt.rewriteExprs(ExprRewriter) line: 1119
AnalysisContext.analyze(StmtMetadataLoader$StmtTableCache, AuthorizationContext) line: 537