Useful System functions in Sql server

Following are the some of the most useful system functions   which helps us to get useful information.

·         Command: sp_helpdb ‘database_name’

Example: EXEC sp_helpdb N'AdventureWorks2012';

Details: informs about a specified database.

·         Command: sp_helpindex ‘table_name’

Example: EXEC sp_helpindex N'tblEmployee';

Details: gives information about all the indexes created on defined table.

·         Command: sp_helpstats ‘table_name’

Example: EXEC sp_helpstats N'tblEmployee';

Details: gives information about columns and indexes on the specified table.

·         Command: sp_ helptext ‘table_name’

Example: EXEC sp_helptext N'sp_getAllEmployees';

Details: gives the definition of Stored Procedures, User defined Functions, User defined Rule, Trigger, view, Computed Column.

·         Command: sp_help  ‘Object_name’

Example: EXEC sp_help N'sp_getAllEmployees';

Details: gives information about database object, like in this case, for SP, it gets sp details and parameters information like name, type, length etc .