Methods, program products, and systems for visual manipulation of database schema are disclosed. In general, in one aspect, a system can display a schema view and a data view in graphic representation in an integrated GUI on a display device. The system can display a schema in the schema view, and one or more data records in the data view. The system can receive a touch input from the display device in the schema view, or the data view, or both. In response to the touch input, the system can modify the schema, or the data records, or both. The system can update the schema view and data view substantially simultaneously to reflect the modification in the schema or data records.