gross.patch

application/octet-stream

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Format: unified

File	+	−
src/backend/parser/gram.y	40	4

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index e5b0541..b896279 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -249,7 +249,7 @@ static TypeName *TableFuncTypeName(List *columns);
 
 %type <list>	TriggerEvents TriggerOneEvent
 %type <value>	TriggerFuncArg
-%type <node>	TriggerWhen
+%type <node>	TriggerWhen tricky_index_name
 
 %type <str>		copy_file_name
 				database_name access_method_clause access_method attr_name
@@ -4829,14 +4829,29 @@ defacl_privilege_target:
  * willing to make TABLESPACE a fully reserved word.
  *****************************************************************************/
 
-IndexStmt:	CREATE index_opt_unique INDEX index_name
+IndexStmt:	CREATE index_opt_unique INDEX tricky_index_name
 			ON qualified_name access_method_clause '(' index_params ')'
 			opt_reloptions OptTableSpace where_clause
 				{
 					IndexStmt *n = makeNode(IndexStmt);
 					n->unique = $2;
-					n->concurrent = false;
-					n->idxname = $4;
+					if (IsA($4, String))
+					{
+						n->concurrent = false;
+						n->idxname = strVal($4);
+					}
+					else {
+						DefElem *d = (DefElem*) $4;
+						if (!strcmp(d->defname, "concurrently"))
+						{
+							n->concurrent = true;
+							n->idxname = NULL;
+						}
+						else {
+							n->concurrent = false;
+							n->idxname = d->defname;
+						}
+					}
 					n->relation = $6;
 					n->accessMethod = $7;
 					n->indexParams = $9;
@@ -4861,6 +4876,22 @@ IndexStmt:	CREATE index_opt_unique INDEX index_name
 					n->whereClause = $14;
 					$$ = (Node *)n;
 				}
+			| CREATE index_opt_unique INDEX
+			ON qualified_name access_method_clause '(' index_params ')'
+			opt_reloptions OptTableSpace where_clause
+				{
+					IndexStmt *n = makeNode(IndexStmt);
+					n->unique = $2;
+					n->concurrent = true;
+					n->idxname = NULL;
+					n->relation = $5;
+					n->accessMethod = $6;
+					n->indexParams = $8;
+					n->options = $10;
+					n->tableSpace = $11;
+					n->whereClause = $12;
+					$$ = (Node *)n;
+				}
 		;
 
 index_opt_unique:
@@ -10474,6 +10505,11 @@ attr_name:	ColLabel								{ $$ = $1; };
 
 index_name: ColId									{ $$ = $1; };
 
+tricky_index_name:	IDENT							{ $$ = (Node *) makeString(pstrdup($1)); }
+			| unreserved_keyword					{ $$ = (Node *) makeDefElem(pstrdup($1), NULL); }
+			| col_name_keyword						{ $$ = (Node *) makeDefElem(pstrdup($1), NULL); }
+		;
+
 file_name:	Sconst									{ $$ = $1; };
 
 /*