Slow Performance Querying SQL SERVER Tables From Oracle Using DG4MSQL
(Doc ID 2066796.1)
Last updated on JUNE 08, 2023
Applies to:Oracle Database Gateway for SQL Server - Version 18.104.22.168 and later
Information in this document applies to any platform.
When performing a query from Oracle via Oracle Database Gateway for SQL*Server (DG4MSQL) some queries hang or have slow performance.
Running the same query directly in SQL*Server also hangs or is slow. By adding the NOLOCK command on the SQL*Server side then the query returns in milliseconds.
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