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SQL: DB/ Table Queries

July 3, 2017 hung-nb 0

SQL Server Management Studio How to find a certain string inside a stored procedure/ function [sql]SELECT OBJECT_NAME(object_id) FROM sys.sql_modules WHERE OBJECTPROPERTY(object_id, ‘IsProcedure’) = 1 AND […]

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SQL statements – SELECT

July 2, 2017 hung-nb 0

How to know number of rows being affected by SELECT/INSERT/UPDATE…? SQL Server[sql] UPDATE Employee SET JobTitle = N’Executive’ WHERE NationalIDNumber = 123456789 IF @@ROWCOUNT = […]

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Query tuning

June 16, 2017 hung-nb 0

General Speed depends much on indexes than other things JOIN is quicker than IN Index Index improves performance of SELECT queries Index should be applied […]