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Commit49451ae

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Add code so that when COPY_PARSE_PLAN_TREES is defined, the copy and
equal functions are checked for raw parse trees as well as post-analysistrees. This was never very important before, but the upcoming plan cachecontrol module will need to be able to do copyObject() on raw parse trees.
1 parent4fe1a12 commit49451ae

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‎src/backend/tcop/postgres.c

Lines changed: 14 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -8,7 +8,7 @@
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*
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*
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* IDENTIFICATION
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* $PostgreSQL: pgsql/src/backend/tcop/postgres.c,v 1.523 2007/02/15 23:23:23 alvherre Exp $
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* $PostgreSQL: pgsql/src/backend/tcop/postgres.c,v 1.524 2007/02/17 19:33:32 tgl Exp $
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*
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* NOTES
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* this is the "main" module of the postgres backend and
@@ -540,6 +540,19 @@ pg_parse_query(const char *query_string)
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if (log_parser_stats)
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ShowUsage("PARSER STATISTICS");
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#ifdefCOPY_PARSE_PLAN_TREES
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/* Optional debugging check: pass raw parsetrees through copyObject() */
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{
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List*new_list= (List*)copyObject(raw_parsetree_list);
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/* This checks both copyObject() and the equal() routines... */
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if (!equal(new_list,raw_parsetree_list))
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elog(WARNING,"copyObject() failed to produce an equal raw parse tree");
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else
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raw_parsetree_list=new_list;
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}
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#endif
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returnraw_parsetree_list;
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}
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