MonetDB: Jul2017 - Only validate when you changed the plan

[martin kersten]

Changeset: 6d191ac97214 for MonetDB
URL: http://dev.monetdb.org/hg/MonetDB?cmd=changeset;node=6d191ac97214
Modified Files:
        monetdb5/optimizer/opt_evaluate.c
Branch: Jul2017
Log Message:

Only validate when you changed the plan


diffs (16 lines):

diff --git a/monetdb5/optimizer/opt_evaluate.c 
b/monetdb5/optimizer/opt_evaluate.c
--- a/monetdb5/optimizer/opt_evaluate.c
+++ b/monetdb5/optimizer/opt_evaluate.c
@@ -246,10 +246,11 @@ OPTevaluateImplementation(Client cntxt, 
        cntxt->itrace = debugstate;
 
     /* Defense line against incorrect plans */
-       /* Plan is unaffected */
+    if( actions){
        chkTypes(cntxt->fdout, cntxt->nspace, mb, FALSE);
        chkFlow(cntxt->fdout, mb);
        chkDeclarations(cntxt->fdout, mb);
+    }
     
     /* keep all actions taken as a post block comment */
        usec = GDKusec()- usec;
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