From 71385a2113e66c1148ab9feb1fa8b938a16a10fd Mon Sep 17 00:00:00 2001
From: taozhi8833998 <taozhi8833998@163.com>
Date: Mon, 9 Sep 2024 08:51:11 +0800
Subject: [PATCH] fix: create table as table defintion could be optional in pg

---
 pegjs/postgresql.pegjs | 2 +-
 test/postgres.spec.js  | 7 +++++++
 2 files changed, 8 insertions(+), 1 deletion(-)

diff --git a/pegjs/postgresql.pegjs b/pegjs/postgresql.pegjs
index 59440671..8a9cb084 100644
--- a/pegjs/postgresql.pegjs
+++ b/pegjs/postgresql.pegjs
@@ -832,7 +832,7 @@ create_table_stmt
     KW_TABLE __
     ife:if_not_exists_stmt? __
     t:table_ref_list __
-    c:create_table_definition __
+    c:create_table_definition? __
     to:table_options? __
     ir: (KW_IGNORE / KW_REPLACE)? __
     as:KW_AS? __
diff --git a/test/postgres.spec.js b/test/postgres.spec.js
index df275d10..1edbc339 100644
--- a/test/postgres.spec.js
+++ b/test/postgres.spec.js
@@ -1638,6 +1638,13 @@ describe('Postgres', () => {
         'START TRANSACTION ISOLATION LEVEL REPEATABLE READ, READ ONLY, NOT DEFERRABLE'
       ]
     },
+    {
+      title: 'create table as',
+      sql: [
+        'create table test as select 1',
+        'CREATE TABLE "test" AS SELECT 1'
+      ]
+    },
   ]
   function neatlyNestTestedSQL(sqlList){
     sqlList.forEach(sqlInfo => {