SQL SERVER – SQL Commandments – Suggestions, Tips, Tricks

Few days ago, while searching for something on web site, I came across a very good article of 25 SQL Commandments. I really enjoyed reading it. It was for Oracle, I re-wrote it for SQL Server. First 18 points are taken from original article and last 2 I added to…
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SQL SERVER – SQL Server 2005 Samples and Sample Databases (February 2007)

The samples download provides over 100 samples for SQL Server 2005, demonstrating the following components: Database Engine, including administration, data access, Full-Text Search, Common Language Runtime (CLR) integration, Server Management Objects (SMO), Service Broker, and XML Analysis Services Integration Services Notification Services Reporting Services Replication The samples databases downloads include…
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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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