mod_storage_sql: Log an error on query failure.

diff --git a/plugins/mod_storage_sql.lua b/plugins/mod_storage_sql.lua
index 85c9fbdfb414e38788317582b492b4786907ab8c..7508072621e55a7079f2576ce2bb839748767334 100644 (file)
--- a/plugins/mod_storage_sql.lua
+++ b/plugins/mod_storage_sql.lua
@@ -91,7 +91,7 @@ local function getsql(sql, ...)
        end
        -- do prepared statement stuff
        local stmt, err = connection:prepare(sql);
-       if not stmt then return nil, err; end
+       if not stmt then module:log("error", "QUERY FAILED: %s %s", err, debug.traceback()); return nil, err; end
        -- run query
        local ok, err = stmt:execute(host or "", user or "", store or "", ...);
        if not ok then return nil, err; end