NULL
array(3) {
[0]=>
string(29) "SELECT * FROM "setup" LIMIT 1"
[1]=>
string(87) "SELECT "cover_img" FROM "banner" WHERE "name" = 'product_m' AND "type" = 'page' LIMIT 1"
[2]=>
string(79) "SELECT "id" FROM "product_category" WHERE "type" = 'show' ORDER BY "id" LIMIT 1"
}