SQL Server Errors and solutions to fix them.
In SQL Server, to clear the full content of a table, the fastest way is to run a Truncate Table query. The Truncate is different from the Delete From query because it empties all the lines in the table without a Where clause, it’s a DDL SQL operation (Database Definition …
With SQL Server, when using the sp_MSforeachdb system stored procedure, the system displays this error “Database does not exist. Make sure that the name is entered correctly.” . The stored procedure displays the error because the database tries to access a database that does not exist in your SQL Server …
With SQL Server, let’s insert some data into a table using a stored procedure for example. Facing this SQL Server error message can be disturbing “Arithmetic overflow error converting expression to data type int”. Even if SQL conversion errors are very classical ones, finding the solution and best practices to …
How to convert XML into NVARCHAR with SQL Server? To avoid this error “Implicit conversion from data type xml to nvarchar is not allowed. Use the CONVERT function to run this query.”. With SQL Server data, it is useful to combine numerical columns, alphanumeric strings and XML typed columns. In …
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 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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