From 27f2f41cb429b24f746c23034cae330625466c47 Mon Sep 17 00:00:00 2001
From: Alexey Melnichuk <alexeymelnichuck@gmail.com>
Date: Sat, 22 Apr 2017 19:18:10 +0300
Subject: [PATCH] Fix. Improve parameters patterns. (#2218)

E.g. now it handle queries like
```Lua
local sql = "select :J::text as value"
print(dbh:first_value(sql, {J='hello'}))
```
---
 resources/install/scripts/resources/functions/database.lua | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/resources/install/scripts/resources/functions/database.lua b/resources/install/scripts/resources/functions/database.lua
index 2f370e4881..2e82a9123e 100644
--- a/resources/install/scripts/resources/functions/database.lua
+++ b/resources/install/scripts/resources/functions/database.lua
@@ -23,7 +23,7 @@ local unpack = unpack or table.unpack
 
 local NULL, DEFAULT = {}, {}
 
-local param_pattern = "[:]([^%d%s][%a%d_]+)"
+local param_pattern = "%f[%a%d:][:]([%a][%a%d_]*)"
 
 --
 -- Substitude named parameters to query