The program has a special window where you can specify and execute any SQL statements. You can copy the results of executing a statement onto the clipboard or export it into various formats (text, SQL, HTML, XML or Microsoft Excel). Placing the mouse cursor over the column header will tell You the type of data stored in this field.

Menu item "Load" allows you to read SQL script from external file.

There is a picture of local menu accessed by the right click inside the results window.