SQL SERVER – FIX : Error 15023: User already exists in current database.

Error 15023: User already exists in current database. 1) This is the best Solution. First of all run following T-SQL Query in Query Analyzer. This will return all the existing users in database in result pan. USE YourDB GO EXEC sp_change_users_login 'Report' GO Run following T-SQL Query in Query Analyzer…
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SQL SERVER – Primary Key Constraints and Unique Key Constraints

Primary Key: Primary Key enforces uniqueness of the column on which they are defined. Primary Key creates a clustered index on the column. Primary Key does not allow Nulls. Create table with Primary Key: CREATE TABLE Authors ( AuthorID INT NOT NULL PRIMARY KEY, Name VARCHAR(100) NOT NULL ) GO…
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SQL SERVER – Fix : Error 14274: Cannot add, update, or delete a job (or its steps or schedules) that originated from an MSX server. The job was not saved.

To fix the error which occurs after the Windows server name been changed, when trying to update or delete the jobs previously created in a SQL Server 2000 instance, or attaching msdb database. Error 14274: Cannot add, update, or delete a job (or its steps or schedules) that originated from…
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