SQL Server indexes are essentially copies of the data that already exist in the table, ordered and filtered in different ways to improve the performance of executed queries. Seeks, scans and lookups operators are used to access SQL Server indexes. Seeks operators– the Seek operator uses the abi...
Recovers deleted records in SQL server Repairs damaged SQL server database components - tables, triggers, indexes, keys, rules & stored procedures Export SQL database to CSV, HTML, XLS, and MDF formats Now, download this SQL Server repair tool to fix the corrupted transaction log file. Free...
One of my Application server has been restarted yesterday, we would like to know how to find the login information and the IP details of the server. Please help me how to get the information who did restarted SQL services! Thanks in advance, DBA DBAQuestion is quite confusing, if your sq...
In general terms, COALESCE can influence performance, particularly inWHEREclauses. Applying COALESCE to indexed columns disables the database from using indexes. Instead, consider dealing with NULLs on the data modeling level. 5. Failing To Remember That COALESCE Can Return NULLs In the event that ...
This temporary index is used by concurrent transactions to determine which records to delete in the new indexes that are being built when rows in the source table are updated or deleted. This nonclustered index is created in the same step as the new clustered index (or heap) and doesn't ...
Rebuild and Reorganize Index using SQL Server Management Studio (SSMS) Find and expand the table in Object Explorer >> Open Indexes >> Right-click on the target index >> Rebuild or Reorganize. As visible in the above image, REBUILD and REORGANIZE are the two available choices to play out ...
print '-- Create FK-Indexes' print '-- keep FK column-ordinal / order equal to PK column-ordinal / order (asc/desc)' select 'Create index [XFK_' + FK1.FK_NAME + '] on [' + FK1.FKTABLE_OWNER + '].[' + FK1.FKTABLE_NAME + '] ( '+ ...
everything added to the server over time. Therefore, to find a list of user-created tables (thus ignoringsystem tables), we’ll need to find results where thextypecolumn (which specifies theobject typefor that row) is equal to the valueU, which stands for user table. The resultingTSQL...
In Object Explorer, connect to an instance of the SQL Server 2005 Database Engine and then expand that instance. Expand Databases, expand the database that contains the table with the specified index, and then expand Tables. Expand the table in which the index belongs and then expand Indexes...
Additionally, Microsoft Access is not self-tuning like SQL Server. It does not automatically reclaim lost database space or optimize indexes and queries. This maintenance is performed by running the repair/compact feature. Our Total Visual Agent program lets you automate this on a schedule you spe...