Diagnose reporting inconsistency by matching filters, refresh cutoffs, and row grain before comparing totals from different reports.
Moving From LocalDB to a Real Instance
Moving from LocalDB to a server instance takes a tested backup and restore, new connection strings, mapped logins, and a collation check.
SQL SERVER – Grouping by Multiple Columns to Single Column as A String
How do you group data from multiple columns into one comma separated string per row, grouped by another column? Here is a sample dataset and the query.
SET LOCK_TIMEOUT and Error 1222: Waiting Less for Locks
Set LOCK_TIMEOUT to bound lock waits, reproduce error 1222, clean up the transaction, and retry safely without confusing client timeouts.
Fuzzy Name Matching With SOUNDEX and DIFFERENCE
SOUNDEX and DIFFERENCE can surface duplicate customers, and they can also flag people who only sound alike. Here is how I keep the review honest.
SQL SERVER – Step by Step Guide to Beginning Data Quality Services in SQL Server 2012 – Introduction to DQS
A step by step introduction to Data Quality Services in SQL Server 2012 for beginners: build a Knowledge Base from an Excel file and use it to spot bad data.
SQL SERVER – DQS Error – Cannot connect to server – A .NET Framework error occurred during execution
Opening the DQS client, I hit a long .NET Framework error from SetDataQualitySessions and could not connect. Here is that DQS Error and how I worked through it.