SQL Server 2008 Interview Questions and Answers Part 8 starts with Data Compression: how row compression and page compression work and save space.
SQL SERVER – Interview Questions and Answers – Part 6
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.
COMPRESS and DECOMPRESS: Restore Text With Its Original Type
COMPRESS and DECOMPRESS return binary data, so I restore text with its original character type explicitly. A decompressed value is not automatically a readable string. Its bytes still need the correct interpretation.
Choosing Where to Put Data and Log Files
Choosing where data and log files live means checking storage behavior, capacity, install defaults, and a tested move procedure.
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.