Add support for SQLServer

[gkorland]

Add support for SQLServer (like MySQL, Snowflake and PostgreSQL)

[overcut-ai]

Completed Working on "Automated Ticket Triage "

✅ Ticket triage completed for issue #537.

Labels applied: feature, duplicate.
Duplicate found: #216 (similarity: 0.99).
Needs-info was not applied since the request is sufficiently clear.

Optional suggested subtasks:

• Confirm SQL Server driver/library choice and authentication modes to support.
• Define SQL Server dialect/parsing differences and test matrix parity with MySQL/Snowflake/PostgreSQL.

✅ Workflow completed successfully.

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