How to list all SQL Server indexes? It can be very useful to display all database indexes to have an idea at a glance at how this SQL Server database is optimized with indexes, whether CLUSTERED or NON CLUSTERED. This query offers you a synthetic list of indexes. If shows …
How to split a long SQL Server text into lines? The string to split can have a comma or a semicolon delimiter. Using an SQL Server query, you can cut a string compounded of text delimited by commas, semicolons, tabulations, dash, underscore, or even dots. It can basically be any …
How to display the SQL Server version exact number with a simple SQL Server query? Using SQL Server Management Studio, to get the exact version of the SQL Server installation, it’s possible by using simple T-SQL queries. For example, it’s very helpful to know the exact version of SQL …
How to insert or update data in an SQL Server table with a simple query? Here are two simple solutions to execute an update or insert and avoid errors. The SQL Server error ” Violation of UNIQUE KEY constraint . Cannot insert duplicate key in object . The duplicate key …
How to calculate time difference in hours, minutes and seconds with SQL Server? The SQL Server function DATEDIFF() allows us to calculate the difference between two timestamps, but only in one unit. For example, only seconds, or only minutes or only hours. So calculating the difference between a start date and …
How to execute multiple SELECT queries on the same CTE? As a reminder, a CTE is a temporary object that only exists between its creation and the first time it’s used. It means it’s deleted right after the first query ran against the CTE. Indeed when querying the second time …
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