From: Vsevolod Stakhov <vsevolod@highsecure.ru>
Date: Mon, 28 Sep 2020 11:09:16 +0000 (+0100)
Subject: [Minor] Clickhouse: Add comment safety operator
X-Git-Tag: 2.6~12
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=3cb78b82fa940da2c1cc206c59615fc85e0fbf99;p=thirdparty%2Frspamd.git

[Minor] Clickhouse: Add comment safety operator
---

diff --git a/src/plugins/lua/clickhouse.lua b/src/plugins/lua/clickhouse.lua
index c38669a2c3..2809570081 100644
--- a/src/plugins/lua/clickhouse.lua
+++ b/src/plugins/lua/clickhouse.lua
@@ -1164,7 +1164,7 @@ local function add_extra_columns(upstream, ev_base, cfg)
       local sql = string.format('ALTER TABLE rspamd ADD COLUMN IF NOT EXISTS `%s` %s AFTER `%s`',
           col.name, col.type, prev_column)
       if col.comment then
-        sql = sql .. string.format(", COMMENT COLUMN `%s` '%s'", col.name, col.comment)
+        sql = sql .. string.format(", COMMENT COLUMN IF EXISTS `%s` '%s'", col.name, col.comment)
       end
 
       local ret = lua_clickhouse.generic(upstream, settings, ch_params, sql,