commit fd8fa3e: [Minor] Clickhouse: Fix escaping

[Vsevolod Stakhov]

Author: Vsevolod Stakhov
Date: 2019-06-17 17:45:00 +0100
URL: https://github.com/rspamd/rspamd/commit/fd8fa3e700f834c758cc673cc34b2f9c44a9e5d2 (HEAD -> master)

[Minor] Clickhouse: Fix escaping

---
 lualib/lua_clickhouse.lua | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/lualib/lua_clickhouse.lua b/lualib/lua_clickhouse.lua
index 1aca0f719..ad5b51dce 100644
--- a/lualib/lua_clickhouse.lua
+++ b/lualib/lua_clickhouse.lua
@@ -45,10 +45,10 @@ end
 local function clickhouse_quote(str)
   if str then
     return str:gsub('[\'\\\n\t]', {
-      ['\''] = '\\\'',
-      ['\\'] = '\\',
-      ['\n'] = '\\n',
-      ['\t'] = '\\t'
+      ['\''] = [[\']],
+      ['\\'] = [[\\]],
+      ['\n'] = [[\n]],
+      ['\t'] = [[\t]],
     }):lower()
   end