util.sql: Remove unused String() and Integer() functions
According to MattJ, leftovers from an earlier vision for util.sql
--- a/util/sql.lua Sat Jul 22 14:54:17 2023 +0200
+++ b/util/sql.lua Sat Jul 22 14:55:27 2023 +0200
@@ -27,8 +27,6 @@
local function is_index(x) return getmetatable(x)==index_mt; end
local function is_table(x) return getmetatable(x)==table_mt; end
local function is_query(x) return getmetatable(x)==query_mt; end
-local function Integer() return "Integer()" end
-local function String() return "String()" end
local function Column(definition)
return setmetatable(definition, column_mt);
@@ -378,8 +376,6 @@
is_index = is_index;
is_table = is_table;
is_query = is_query;
- Integer = Integer;
- String = String;
Column = Column;
Table = Table;
Index = Index;