From 167dfec7cc210564cf19097fffd4825ea7807bdd Mon Sep 17 00:00:00 2001
From: Junfan Zhang <junfan.zhang@outlook.com>
Date: Thu, 23 Nov 2023 16:41:46 +0800
Subject: [PATCH] feat: add IF EXISTS for DROP

For https://github.com/GreptimeTeam/greptimedb/issues/2794
---
 proto/greptime/v1/ddl.proto | 1 +
 1 file changed, 1 insertion(+)

diff --git a/proto/greptime/v1/ddl.proto b/proto/greptime/v1/ddl.proto
index 881cfae0..696cc8c7 100644
--- a/proto/greptime/v1/ddl.proto
+++ b/proto/greptime/v1/ddl.proto
@@ -66,6 +66,7 @@ message DropTableExpr {
   string schema_name = 2;
   string table_name = 3;
   TableId table_id = 4;
+  bool drop_if_exists = 5;
 }
 
 message CreateDatabaseExpr {