To find cross-database transactions, search the code for references to other databases, watch a live transaction with a DMV, or read special records in the transaction log. This post tests all three on two demo databases. It also shows why a popular log script flags a brand new database.
SQL SERVER – Split Comma Separated List Without Using a Function
I have shown how to build a comma separated list many times. This time a reader wanted the reverse: split a comma separated list into rows without a function.
Dirty Pages in Memory: Count Them Before and After CHECKPOINT
Dirty pages in memory are changed data pages that SQL Server has not yet written to disk. This post counts them with sys.dm_os_buffer_descriptors on SQL Server 2025, before and after CHECKPOINT, and explains why the same script can show nothing on newer servers.
Interview Question of the Week #016 – How to Take Database Offline
Take a database offline with the right waiting policy, compare detach and SINGLE_USER, and verify SQL Server state before and after.
SQL SERVER – Create Login with SID – Way to Synchronize Logins on Secondary Server
Create login with SID to keep SQL logins in sync on a secondary server, so users connect after log shipping, AlwaysOn or mirroring failover.
Forced Parameterization: When It Cuts CPU and When It Hurts
Test forced parameterization against ad hoc compile pressure with query_hash counts, compilations per second, CPU, and parameter sensitivity.
SQL SERVER – Walking the Table Hierarchy in Microsoft SQL Server Database – Notes from the Field #076
Kevin Hazzard shows how to walk the table hierarchy in a SQL Server database using the catalog, so you know the right order to load or clear tables.