diff options
Diffstat (limited to 'src/backend/parser/gram.y')
| -rw-r--r-- | src/backend/parser/gram.y | 15 |
1 files changed, 11 insertions, 4 deletions
diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y index 3c4268b271a..0b5652071d1 100644 --- a/src/backend/parser/gram.y +++ b/src/backend/parser/gram.y @@ -14230,7 +14230,7 @@ xmltable_column_el: parser_errposition(defel->location))); fc->colexpr = defel->arg; } - else if (strcmp(defel->defname, "is_not_null") == 0) + else if (strcmp(defel->defname, "__pg__is_not_null") == 0) { if (nullability_seen) ereport(ERROR, @@ -14273,13 +14273,20 @@ xmltable_column_option_list: xmltable_column_option_el: IDENT b_expr - { $$ = makeDefElem($1, $2, @1); } + { + if (strcmp($1, "__pg__is_not_null") == 0) + ereport(ERROR, + (errcode(ERRCODE_SYNTAX_ERROR), + errmsg("option name \"%s\" cannot be used in XMLTABLE", $1), + parser_errposition(@1))); + $$ = makeDefElem($1, $2, @1); + } | DEFAULT b_expr { $$ = makeDefElem("default", $2, @1); } | NOT NULL_P - { $$ = makeDefElem("is_not_null", (Node *) makeBoolean(true), @1); } + { $$ = makeDefElem("__pg__is_not_null", (Node *) makeBoolean(true), @1); } | NULL_P - { $$ = makeDefElem("is_not_null", (Node *) makeBoolean(false), @1); } + { $$ = makeDefElem("__pg__is_not_null", (Node *) makeBoolean(false), @1); } | PATH b_expr { $$ = makeDefElem("path", $2, @1); } ; |