Part 6 of my SQL Server Interview questions and answers covers SQL Server 2008, starting with what the master, msdb, model, tempdb and resource databases do.
SQL SERVER – Query to Find Column From All Tables of Database
How many AdventureWorks tables have an EmployeeID column? My query on sys.tables and sys.columns finds any column from all tables, with schema names.
SQL SERVER – FIX – ERROR : 9004 An error occurred while processing the log for database. If possible, restore from backup. If a backup is not available, it might be necessary to rebuild the log.
Error 9004 means an error occurred while processing the log for database, so it will not attach. Here are the steps that worked for me, starting with emergency mode.
SQL SERVER – 2008 – Introduction to SPARSE Columns – Part 2
Part 2 on SPARSE Columns in SQL Server 2008: how they are stored as one XML column, plus the main advantages and the limits you should know about.
SQL SERVER – 2008 – Introduction to SPARSE Columns
A quick introduction to SPARSE Columns in SQL Server 2008, which take almost no space for NULL and zero values. Learn the basics and the 100,000 column limit.
SQL SERVER – Find Space Used For Any Particular Table
Running out of drive space is a common reason SQL Server stops. sp_spaceused shows the Space Used by any table, with its row count and index size.
SQL SERVER – 2008 – Introduction to Row Compression
Row Compression in SQL Server 2008 stores zero and null values without using disk space. Check the savings first with sp_estimate_data_compression_savings.