From f48cef763e905210a9b0255433437bb5584ac71c Mon Sep 17 00:00:00 2001
From: Bruce <bruce.lu@vesoft.com>
Date: Fri, 2 Feb 2024 18:51:43 +0800
Subject: [PATCH] fix: create tag/edge statement with empty [NULL|NOT NULL]
 value (#762)

mod: version@3.9.1
---
 app/utils/gql.ts | 6 ++++--
 package.json     | 2 +-
 2 files changed, 5 insertions(+), 3 deletions(-)

diff --git a/app/utils/gql.ts b/app/utils/gql.ts
index ae2eb59a..1a9dfc66 100644
--- a/app/utils/gql.ts
+++ b/app/utils/gql.ts
@@ -114,9 +114,11 @@ export const getTagOrEdgeCreateGQL = (params: {
           }
           const _type =
             item.type !== 'fixed_string' ? item.type : item.type + `(${item.fixedLength ? item.fixedLength : ''})`;
-          const _null = item.allowNull ? 'NULL' : 'NOT NULL';
+          // `[NULL | NOT NULL]` is not required
+          // in `CREATE TAG` or `CREATE EDGE` statement, the default value is `NULL` if not specified
+          const _null = item.allowNull === undefined ? '' : item.allowNull ? 'NULL' : 'NOT NULL';
           const _comment = item.comment ? `COMMENT "${handleEscape(item.comment)}"` : '';
-          const conbine = [handleKeyword(item.name), _type, _null, valueStr, _comment];
+          const conbine = [handleKeyword(item.name), _type, _null, valueStr, _comment].filter(Boolean);
           return conbine.join(' ');
         })
         .join(', ')
diff --git a/package.json b/package.json
index dd9360b1..54260bfc 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "nebula-graph-studio",
-  "version": "3.9.0",
+  "version": "3.9.1",
   "description": "nebula-graph-studio",
   "private": true,
   "repository": {