In the first example, a view was created on the details of a vehicle. For this view, the name vehicle_details was used and the query used to create the view was:SELECT state, vehicletype, year, make, model, color FROM traffic WHERE state='MD'; The view will store the query above....
In this example, the tables on which the views are based (employees and regions) are owned by the user gdb. The user creating the views is user rocket. psqltestdbgdbEnterpasswordforusergdb:GRANTSELECTONgdb.employeesTOrocket;GRANTSELECTONgdb.regionsTOrocket; ...
System views expose catalog metadata. You can use system views to return information about the instance of SQL Server or the objects defined in the instance. For example, you can query thesys.databasescatalog view to return information about the user-defined databases available in the instance. ...
The following Transact-SQL syntax elements are illegal in an indexed view: The * syntax to specify all columns. Column names must be explicitly stated. Repeated columns—for example, SELECT Col1, Col2, Col1 AS Col. However, you can re-use a column if it's part of a different expression...
Create an indexed view: a T-SQL example The following example creates a view and an index on that view, in the AdventureWorks database. SQL Copy --Set the options to support indexed views. SET NUMERIC_ROUNDABORT OFF; SET ANSI_PADDING, ANSI_WARNINGS, CONCAT_NULL_YIELDS_NULL, ARITHABORT, ...
Create an indexed view: a T-SQL example The following example creates a view and an index on that view, in the AdventureWorks database. SQL Copy --Set the options to support indexed views. SET NUMERIC_ROUNDABORT OFF; SET ANSI_PADDING, ANSI_WARNINGS, CONCAT_NULL_YIELDS_NULL, ARITHABORT, ...
“Unable to enlist in the transaction” with Oracle linked server from MS SQL Server [<Name of Missing Index, sysname,>] in non clustered index [Execute SQL Task] Error: The value type (__ComObject) can only be converted to variables of type Object. [ODBC Driver Manager] Data source nam...
Example: You request state and population count from the database in multiple parts of your application using the following SQL statement.SELECT name, population FROM states LEFT JOIN state_population ON states.id = state_population.state_id;...
Catalog views do not contain information about replication, backup, database maintenance plan, or SQL Server Agent catalog data. Remarks Some catalog views inherit rows from other catalog views. For example, the sys.tables catalog view inherits from the sys.objects catalog view. The sys.objects ...
The same principle also applies if you select from a view that selects from the table, if the view selects from the table in a subquery and the view is evaluated using the merge algorithm. Example: CREATE VIEW v1 AS SELECT * FROM t2 WHERE EXISTS (SELECT 1 FROM t1 WHERE t1.a = ...