qStudio has great support for HSQLDB. It allows easily creating, opening and querying HSQLDB databases.

Load Existing Database

To open an existing hsqldb database, go to File -> Open Database

HSQLDB Open Database

Or by using our installer, in windows .db files become associated with qStudio and you can simply click to open them.

HSQLDB File Association

Double clicking a .hsqldb or .db file will open it automatically in qStudio:

Running Queries

Once you have selected a HSQLDB file as the current connection you can use the below keyboard shortcuts to run commands against the file as shown below.

HSQLDB SQL GUI

Query Shortcuts

Query Shortcuts