Ars Technica

T-SQL: update + variable + subquery + top N gives me incorrect syntax

I'm trying to assign rows in a table to a random variable entirely in Transact SQL (This is MS SQL Server 2000, sp3). I've got it working perfectly except I can't use a variable inside my subquery ...
GitHub

test_tsql_update_with_subquery.json

"urn:li:dataset:(urn:li:dataPlatform:tsql,mydb.dbo.source_table,PROD)", "urn:li:dataset:(urn:li:dataPlatform:tsql,mydb.dbo.target_table,PROD)" "generalized_statement ...
Ars Technica

TSQL: Query Tuning - Eager Table Spool is 44% of query's cost

(SQL Server 2000)<BR><BR>I have a query that basically selects a lot of "complicated" stuff and then dumps it into a #temp table.<BR><BR>I then have a correlated subquery that runs against the temp ...
LinkedIn

BAREEDU SUBBIAH’s Post

One type of subquery can destroy performance: Not all subqueries are equal. Know the difference between: • Correlated • Non-correlated Performance optimization starts with execution awareness. Write ...