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Modified files for MERGE

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This commit is contained in:
Simon Riggs
2018-04-02 21:12:47 +01:00
parent e6597dc353
commit 354f13855e
82 changed files with 2570 additions and 165 deletions
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10
src/backend/parser/parse_relation.c
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@ -728,6 +728,16 @@ scanRTEForColumn(ParseState *pstate, RangeTblEntry *rte, const char *colname,
colname),
parser_errposition(pstate, location)));
/* In MERGE WHEN AND condition, no system column is allowed except tableOid or OID */
if (pstate->p_expr_kind == EXPR_KIND_MERGE_WHEN_AND &&
attnum < InvalidAttrNumber &&
!(attnum == TableOidAttributeNumber || attnum == ObjectIdAttributeNumber))
ereport(ERROR,
(errcode(ERRCODE_INVALID_COLUMN_REFERENCE),
errmsg("system column \"%s\" reference in WHEN AND condition is invalid",
colname),
parser_errposition(pstate, location)));
if (attnum != InvalidAttrNumber)
{
/* now check to see if column actually is defined */