Mahmoud AlSaadi has a SQL Script with General Ledger Journals with Analytical Accounting Details
Dynamics GP Essentials: General Ledger Journals with Analytical Accounting Details –SQL Script
General Ledger & FinancialsSQL & DataDevelopment & Integration
Archived post from 2014. Dynamics GP and the links it points to have changed since; check current documentation before relying on version-specific steps.