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-rw-r--r--src/backend/parser/gram.y209
-rw-r--r--src/backend/parser/parse_utilcmd.c22
2 files changed, 153 insertions, 78 deletions
diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 50f53159d58..db43034b9db 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -318,6 +318,11 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
%type <list> opt_qualified_name
%type <boolean> opt_concurrently
%type <dbehavior> opt_drop_behavior
+%type <list> opt_utility_option_list
+%type <list> utility_option_list
+%type <defelt> utility_option_elem
+%type <str> utility_option_name
+%type <node> utility_option_arg
%type <node> alter_column_default opclass_item opclass_drop alter_using
%type <ival> add_drop opt_asc_desc opt_nulls_order
@@ -338,10 +343,6 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
create_extension_opt_item alter_extension_opt_item
%type <ival> opt_lock lock_type cast_context
-%type <str> utility_option_name
-%type <defelt> utility_option_elem
-%type <list> utility_option_list
-%type <node> utility_option_arg
%type <defelt> drop_option
%type <boolean> opt_or_replace opt_no
opt_grant_grant_option
@@ -556,7 +557,6 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
%type <list> generic_option_list alter_generic_option_list
%type <ival> reindex_target_relation reindex_target_all
-%type <list> opt_reindex_option_list
%type <node> copy_generic_opt_arg copy_generic_opt_arg_list_item
%type <defelt> copy_generic_opt_elem
@@ -1141,6 +1141,41 @@ opt_drop_behavior:
| /* EMPTY */ { $$ = DROP_RESTRICT; /* default */ }
;
+opt_utility_option_list:
+ '(' utility_option_list ')' { $$ = $2; }
+ | /* EMPTY */ { $$ = NULL; }
+ ;
+
+utility_option_list:
+ utility_option_elem
+ {
+ $$ = list_make1($1);
+ }
+ | utility_option_list ',' utility_option_elem
+ {
+ $$ = lappend($1, $3);
+ }
+ ;
+
+utility_option_elem:
+ utility_option_name utility_option_arg
+ {
+ $$ = makeDefElem($1, $2, @1);
+ }
+ ;
+
+utility_option_name:
+ NonReservedWord { $$ = $1; }
+ | analyze_keyword { $$ = "analyze"; }
+ | FORMAT_LA { $$ = "format"; }
+ ;
+
+utility_option_arg:
+ opt_boolean_or_string { $$ = (Node *) makeString($1); }
+ | NumericOnly { $$ = (Node *) $1; }
+ | /* EMPTY */ { $$ = NULL; }
+ ;
+
/*****************************************************************************
*
* CALL statement
@@ -2028,11 +2063,12 @@ constraints_set_mode:
* Checkpoint statement
*/
CheckPointStmt:
- CHECKPOINT
+ CHECKPOINT opt_utility_option_list
{
CheckPointStmt *n = makeNode(CheckPointStmt);
$$ = (Node *) n;
+ n->options = $2;
}
;
@@ -2668,6 +2704,12 @@ alter_table_cmd:
c->alterDeferrability = true;
if ($4 & CAS_NO_INHERIT)
c->alterInheritability = true;
+ /* handle unsupported case with specific error message */
+ if ($4 & CAS_NOT_VALID)
+ ereport(ERROR,
+ errcode(ERRCODE_FEATURE_NOT_SUPPORTED),
+ errmsg("constraints cannot be altered to be NOT VALID"),
+ parser_errposition(@4));
processCASbits($4, @4, "FOREIGN KEY",
&c->deferrable,
&c->initdeferred,
@@ -6035,6 +6077,26 @@ CreateTrigStmt:
EXECUTE FUNCTION_or_PROCEDURE func_name '(' TriggerFuncArgs ')'
{
CreateTrigStmt *n = makeNode(CreateTrigStmt);
+ bool dummy;
+
+ if (($11 & CAS_NOT_VALID) != 0)
+ ereport(ERROR,
+ errcode(ERRCODE_FEATURE_NOT_SUPPORTED),
+ errmsg("constraint triggers cannot be marked %s",
+ "NOT VALID"),
+ parser_errposition(@11));
+ if (($11 & CAS_NO_INHERIT) != 0)
+ ereport(ERROR,
+ errcode(ERRCODE_FEATURE_NOT_SUPPORTED),
+ errmsg("constraint triggers cannot be marked %s",
+ "NO INHERIT"),
+ parser_errposition(@11));
+ if (($11 & CAS_NOT_ENFORCED) != 0)
+ ereport(ERROR,
+ errcode(ERRCODE_FEATURE_NOT_SUPPORTED),
+ errmsg("constraint triggers cannot be marked %s",
+ "NOT ENFORCED"),
+ parser_errposition(@11));
n->replace = $2;
if (n->replace) /* not supported, see CreateTrigger */
@@ -6054,7 +6116,7 @@ CreateTrigStmt:
n->whenClause = $15;
n->transitionRels = NIL;
processCASbits($11, @11, "TRIGGER",
- &n->deferrable, &n->initdeferred, NULL,
+ &n->deferrable, &n->initdeferred, &dummy,
NULL, NULL, yyscanner);
n->constrrel = $10;
$$ = (Node *) n;
@@ -7477,6 +7539,8 @@ fetch_args: cursor_name
n->portalname = $1;
n->direction = FETCH_FORWARD;
n->howMany = 1;
+ n->location = -1;
+ n->direction_keyword = FETCH_KEYWORD_NONE;
$$ = (Node *) n;
}
| from_in cursor_name
@@ -7486,6 +7550,19 @@ fetch_args: cursor_name
n->portalname = $2;
n->direction = FETCH_FORWARD;
n->howMany = 1;
+ n->location = -1;
+ n->direction_keyword = FETCH_KEYWORD_NONE;
+ $$ = (Node *) n;
+ }
+ | SignedIconst opt_from_in cursor_name
+ {
+ FetchStmt *n = makeNode(FetchStmt);
+
+ n->portalname = $3;
+ n->direction = FETCH_FORWARD;
+ n->howMany = $1;
+ n->location = @1;
+ n->direction_keyword = FETCH_KEYWORD_NONE;
$$ = (Node *) n;
}
| NEXT opt_from_in cursor_name
@@ -7495,6 +7572,8 @@ fetch_args: cursor_name
n->portalname = $3;
n->direction = FETCH_FORWARD;
n->howMany = 1;
+ n->location = -1;
+ n->direction_keyword = FETCH_KEYWORD_NEXT;
$$ = (Node *) n;
}
| PRIOR opt_from_in cursor_name
@@ -7504,6 +7583,8 @@ fetch_args: cursor_name
n->portalname = $3;
n->direction = FETCH_BACKWARD;
n->howMany = 1;
+ n->location = -1;
+ n->direction_keyword = FETCH_KEYWORD_PRIOR;
$$ = (Node *) n;
}
| FIRST_P opt_from_in cursor_name
@@ -7513,6 +7594,8 @@ fetch_args: cursor_name
n->portalname = $3;
n->direction = FETCH_ABSOLUTE;
n->howMany = 1;
+ n->location = -1;
+ n->direction_keyword = FETCH_KEYWORD_FIRST;
$$ = (Node *) n;
}
| LAST_P opt_from_in cursor_name
@@ -7522,6 +7605,8 @@ fetch_args: cursor_name
n->portalname = $3;
n->direction = FETCH_ABSOLUTE;
n->howMany = -1;
+ n->location = -1;
+ n->direction_keyword = FETCH_KEYWORD_LAST;
$$ = (Node *) n;
}
| ABSOLUTE_P SignedIconst opt_from_in cursor_name
@@ -7531,6 +7616,8 @@ fetch_args: cursor_name
n->portalname = $4;
n->direction = FETCH_ABSOLUTE;
n->howMany = $2;
+ n->location = @2;
+ n->direction_keyword = FETCH_KEYWORD_ABSOLUTE;
$$ = (Node *) n;
}
| RELATIVE_P SignedIconst opt_from_in cursor_name
@@ -7540,15 +7627,8 @@ fetch_args: cursor_name
n->portalname = $4;
n->direction = FETCH_RELATIVE;
n->howMany = $2;
- $$ = (Node *) n;
- }
- | SignedIconst opt_from_in cursor_name
- {
- FetchStmt *n = makeNode(FetchStmt);
-
- n->portalname = $3;
- n->direction = FETCH_FORWARD;
- n->howMany = $1;
+ n->location = @2;
+ n->direction_keyword = FETCH_KEYWORD_RELATIVE;
$$ = (Node *) n;
}
| ALL opt_from_in cursor_name
@@ -7558,6 +7638,8 @@ fetch_args: cursor_name
n->portalname = $3;
n->direction = FETCH_FORWARD;
n->howMany = FETCH_ALL;
+ n->location = -1;
+ n->direction_keyword = FETCH_KEYWORD_ALL;
$$ = (Node *) n;
}
| FORWARD opt_from_in cursor_name
@@ -7567,6 +7649,8 @@ fetch_args: cursor_name
n->portalname = $3;
n->direction = FETCH_FORWARD;
n->howMany = 1;
+ n->location = -1;
+ n->direction_keyword = FETCH_KEYWORD_FORWARD;
$$ = (Node *) n;
}
| FORWARD SignedIconst opt_from_in cursor_name
@@ -7576,6 +7660,8 @@ fetch_args: cursor_name
n->portalname = $4;
n->direction = FETCH_FORWARD;
n->howMany = $2;
+ n->location = @2;
+ n->direction_keyword = FETCH_KEYWORD_FORWARD;
$$ = (Node *) n;
}
| FORWARD ALL opt_from_in cursor_name
@@ -7585,6 +7671,8 @@ fetch_args: cursor_name
n->portalname = $4;
n->direction = FETCH_FORWARD;
n->howMany = FETCH_ALL;
+ n->location = -1;
+ n->direction_keyword = FETCH_KEYWORD_FORWARD_ALL;
$$ = (Node *) n;
}
| BACKWARD opt_from_in cursor_name
@@ -7594,6 +7682,8 @@ fetch_args: cursor_name
n->portalname = $3;
n->direction = FETCH_BACKWARD;
n->howMany = 1;
+ n->location = -1;
+ n->direction_keyword = FETCH_KEYWORD_BACKWARD;
$$ = (Node *) n;
}
| BACKWARD SignedIconst opt_from_in cursor_name
@@ -7603,6 +7693,8 @@ fetch_args: cursor_name
n->portalname = $4;
n->direction = FETCH_BACKWARD;
n->howMany = $2;
+ n->location = @2;
+ n->direction_keyword = FETCH_KEYWORD_BACKWARD;
$$ = (Node *) n;
}
| BACKWARD ALL opt_from_in cursor_name
@@ -7612,6 +7704,8 @@ fetch_args: cursor_name
n->portalname = $4;
n->direction = FETCH_BACKWARD;
n->howMany = FETCH_ALL;
+ n->location = -1;
+ n->direction_keyword = FETCH_KEYWORD_BACKWARD_ALL;
$$ = (Node *) n;
}
;
@@ -9289,7 +9383,7 @@ DropTransformStmt: DROP TRANSFORM opt_if_exists FOR Typename LANGUAGE name opt_d
*****************************************************************************/
ReindexStmt:
- REINDEX opt_reindex_option_list reindex_target_relation opt_concurrently qualified_name
+ REINDEX opt_utility_option_list reindex_target_relation opt_concurrently qualified_name
{
ReindexStmt *n = makeNode(ReindexStmt);
@@ -9302,7 +9396,7 @@ ReindexStmt:
makeDefElem("concurrently", NULL, @4));
$$ = (Node *) n;
}
- | REINDEX opt_reindex_option_list SCHEMA opt_concurrently name
+ | REINDEX opt_utility_option_list SCHEMA opt_concurrently name
{
ReindexStmt *n = makeNode(ReindexStmt);
@@ -9315,7 +9409,7 @@ ReindexStmt:
makeDefElem("concurrently", NULL, @4));
$$ = (Node *) n;
}
- | REINDEX opt_reindex_option_list reindex_target_all opt_concurrently opt_single_name
+ | REINDEX opt_utility_option_list reindex_target_all opt_concurrently opt_single_name
{
ReindexStmt *n = makeNode(ReindexStmt);
@@ -9337,10 +9431,6 @@ reindex_target_all:
SYSTEM_P { $$ = REINDEX_OBJECT_SYSTEM; }
| DATABASE { $$ = REINDEX_OBJECT_DATABASE; }
;
-opt_reindex_option_list:
- '(' utility_option_list ')' { $$ = $2; }
- | /* EMPTY */ { $$ = NULL; }
- ;
/*****************************************************************************
*
@@ -11627,7 +11717,7 @@ AlterDomainStmt:
{
AlterDomainStmt *n = makeNode(AlterDomainStmt);
- n->subtype = 'T';
+ n->subtype = AD_AlterDefault;
n->typeName = $3;
n->def = $4;
$$ = (Node *) n;
@@ -11637,7 +11727,7 @@ AlterDomainStmt:
{
AlterDomainStmt *n = makeNode(AlterDomainStmt);
- n->subtype = 'N';
+ n->subtype = AD_DropNotNull;
n->typeName = $3;
$$ = (Node *) n;
}
@@ -11646,7 +11736,7 @@ AlterDomainStmt:
{
AlterDomainStmt *n = makeNode(AlterDomainStmt);
- n->subtype = 'O';
+ n->subtype = AD_SetNotNull;
n->typeName = $3;
$$ = (Node *) n;
}
@@ -11655,7 +11745,7 @@ AlterDomainStmt:
{
AlterDomainStmt *n = makeNode(AlterDomainStmt);
- n->subtype = 'C';
+ n->subtype = AD_AddConstraint;
n->typeName = $3;
n->def = $5;
$$ = (Node *) n;
@@ -11665,7 +11755,7 @@ AlterDomainStmt:
{
AlterDomainStmt *n = makeNode(AlterDomainStmt);
- n->subtype = 'X';
+ n->subtype = AD_DropConstraint;
n->typeName = $3;
n->name = $6;
n->behavior = $7;
@@ -11677,7 +11767,7 @@ AlterDomainStmt:
{
AlterDomainStmt *n = makeNode(AlterDomainStmt);
- n->subtype = 'X';
+ n->subtype = AD_DropConstraint;
n->typeName = $3;
n->name = $8;
n->behavior = $9;
@@ -11689,7 +11779,7 @@ AlterDomainStmt:
{
AlterDomainStmt *n = makeNode(AlterDomainStmt);
- n->subtype = 'V';
+ n->subtype = AD_ValidateConstraint;
n->typeName = $3;
n->name = $6;
$$ = (Node *) n;
@@ -11838,13 +11928,13 @@ ClusterStmt:
n->params = $3;
$$ = (Node *) n;
}
- | CLUSTER '(' utility_option_list ')'
+ | CLUSTER opt_utility_option_list
{
ClusterStmt *n = makeNode(ClusterStmt);
n->relation = NULL;
n->indexname = NULL;
- n->params = $3;
+ n->params = $2;
$$ = (Node *) n;
}
/* unparenthesized VERBOSE kept for pre-14 compatibility */
@@ -11854,21 +11944,18 @@ ClusterStmt:
n->relation = $3;
n->indexname = $4;
- n->params = NIL;
if ($2)
- n->params = lappend(n->params, makeDefElem("verbose", NULL, @2));
+ n->params = list_make1(makeDefElem("verbose", NULL, @2));
$$ = (Node *) n;
}
/* unparenthesized VERBOSE kept for pre-17 compatibility */
- | CLUSTER opt_verbose
+ | CLUSTER VERBOSE
{
ClusterStmt *n = makeNode(ClusterStmt);
n->relation = NULL;
n->indexname = NULL;
- n->params = NIL;
- if ($2)
- n->params = lappend(n->params, makeDefElem("verbose", NULL, @2));
+ n->params = list_make1(makeDefElem("verbose", NULL, @2));
$$ = (Node *) n;
}
/* kept for pre-8.3 compatibility */
@@ -11878,9 +11965,8 @@ ClusterStmt:
n->relation = $5;
n->indexname = $3;
- n->params = NIL;
if ($2)
- n->params = lappend(n->params, makeDefElem("verbose", NULL, @2));
+ n->params = list_make1(makeDefElem("verbose", NULL, @2));
$$ = (Node *) n;
}
;
@@ -11931,64 +12017,31 @@ VacuumStmt: VACUUM opt_full opt_freeze opt_verbose opt_analyze opt_vacuum_relati
}
;
-AnalyzeStmt: analyze_keyword opt_verbose opt_vacuum_relation_list
+AnalyzeStmt: analyze_keyword opt_utility_option_list opt_vacuum_relation_list
{
VacuumStmt *n = makeNode(VacuumStmt);
- n->options = NIL;
- if ($2)
- n->options = lappend(n->options,
- makeDefElem("verbose", NULL, @2));
+ n->options = $2;
n->rels = $3;
n->is_vacuumcmd = false;
$$ = (Node *) n;
}
- | analyze_keyword '(' utility_option_list ')' opt_vacuum_relation_list
+ | analyze_keyword VERBOSE opt_vacuum_relation_list
{
VacuumStmt *n = makeNode(VacuumStmt);
- n->options = $3;
- n->rels = $5;
+ n->options = list_make1(makeDefElem("verbose", NULL, @2));
+ n->rels = $3;
n->is_vacuumcmd = false;
$$ = (Node *) n;
}
;
-utility_option_list:
- utility_option_elem
- {
- $$ = list_make1($1);
- }
- | utility_option_list ',' utility_option_elem
- {
- $$ = lappend($1, $3);
- }
- ;
-
analyze_keyword:
ANALYZE
| ANALYSE /* British */
;
-utility_option_elem:
- utility_option_name utility_option_arg
- {
- $$ = makeDefElem($1, $2, @1);
- }
- ;
-
-utility_option_name:
- NonReservedWord { $$ = $1; }
- | analyze_keyword { $$ = "analyze"; }
- | FORMAT_LA { $$ = "format"; }
- ;
-
-utility_option_arg:
- opt_boolean_or_string { $$ = (Node *) makeString($1); }
- | NumericOnly { $$ = (Node *) $1; }
- | /* EMPTY */ { $$ = NULL; }
- ;
-
opt_analyze:
analyze_keyword { $$ = true; }
| /*EMPTY*/ { $$ = false; }
diff --git a/src/backend/parser/parse_utilcmd.c b/src/backend/parser/parse_utilcmd.c
index 62015431fdf..afcf54169c3 100644
--- a/src/backend/parser/parse_utilcmd.c
+++ b/src/backend/parser/parse_utilcmd.c
@@ -1279,6 +1279,28 @@ transformTableLikeClause(CreateStmtContext *cxt, TableLikeClause *table_like_cla
lst = RelationGetNotNullConstraints(RelationGetRelid(relation), false,
true);
cxt->nnconstraints = list_concat(cxt->nnconstraints, lst);
+
+ /* Copy comments on not-null constraints */
+ if (table_like_clause->options & CREATE_TABLE_LIKE_COMMENTS)
+ {
+ foreach_node(Constraint, nnconstr, lst)
+ {
+ if ((comment = GetComment(get_relation_constraint_oid(RelationGetRelid(relation),
+ nnconstr->conname, false),
+ ConstraintRelationId,
+ 0)) != NULL)
+ {
+ CommentStmt *stmt = makeNode(CommentStmt);
+
+ stmt->objtype = OBJECT_TABCONSTRAINT;
+ stmt->object = (Node *) list_make3(makeString(cxt->relation->schemaname),
+ makeString(cxt->relation->relname),
+ makeString(nnconstr->conname));
+ stmt->comment = comment;
+ cxt->alist = lappend(cxt->alist, stmt);
+ }
+ }
+ }
}
/*
generated by cgit v1.2.3 (git 2.25.1) at 2025-08-07 09:59:27 +0000