Verify SPQR works with various database clients

[Denchick]

Verify that SPQR can successfully accept connections and execute queries from popular PostgreSQL database clients and tools. This ensures broad compatibility and usability for end-users who prefer different GUI tools.

Clients to Test

• Postico
• DataGrip
• DBeaver
• pgAdmin
• psql

Test Checklist for Each Client

For each tool, verify:

• Can connect/authenticate to SPQR
• Can list databases and tables (with or without spqr hints)
• Can execute simple SELECT/INSERT/UPDATE/DELETE queries