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Support column_list in CONTAINS #521

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Support column_list in CONTAINS #521

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97dd2cf
FTS multi column support
Jan 23, 2025
1ef374f
multiple column support for simple term in CONTAINS clause
Jan 29, 2025
4069b02
Revert "FTS multi column support"
Jan 29, 2025
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14 changes: 13 additions & 1 deletion src/backend/parser/gram.y
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Original file line number Diff line number Diff line change
Expand Up @@ -596,7 +596,7 @@ fix_domain_typmods_hook_type fix_domain_typmods_hook = NULL;
%type <ival> Iconst SignedIconst
%type <str> Sconst comment_text notify_payload
%type <str> RoleId opt_boolean_or_string
%type <list> var_list
%type <list> var_list opt_var_name_list var_name_list opt_var_name
%type <str> ColId ColIdDef ColLabel BareColLabel AS_ColLabel
%type <str> NonReservedWord NonReservedWord_or_Sconst
%type <str> var_name type_function_name param_name
Expand Down Expand Up @@ -1826,6 +1826,18 @@ set_rest_more: /* Generic SET syntaxes: */
}
;

opt_var_name_list: '(' var_name_list ')' { $$ = $2; }
| /*EMPTY*/ { $$ = NIL; }
;

var_name_list: var_name { $$ = list_make1($1); }
| var_name_list ',' var_name
{$$ = lappend($1, $3); }
;

opt_var_name: var_name { $$ = list_make1($1); }
;

var_name: ColId { $$ = $1; }
| var_name '.' ColId
{ $$ = psprintf("%s.%s", $1, $3); }
Expand Down