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July 15, 2019

T-SQL Performance Tip: The * Operator

It is best to avoid using the * operator in your queries, use explicit column names instead. SQL Server scans through all column names and replaces the * operator with

Tip: T-SQL Performance–The * Operator

It is best to avoid using the * operator in your queries, use explicit column names instead. SQL Server scans through all column names and replaces the * operator with