In this article, we learn about SQL Server Snapshot.
SNAPSHOT
- Snapshots are used to create a recent copy of the table.
- It contains all records or selected records from the table.
SYNTAX OF CREATING SNAPSHOT
CREATE SNAPSHOT <list of options> AS <select query>
Example:-
CREATE SNAPSHOT emp_snap
AS SELECT * FROM employee WHERE id=4
- To view the records select * from emp_snap query is used.
SYNTAX OF ALTERING SNAPSHOT
ALTER SNAPSHOTS<snapshot_name><option list>
SYNTAX OF DROPPING SNAPSHOT
DROP SNAPSHOTS<snapshot_name>
Example:- DROP SNAPSHOTS emp_snap
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