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ALTER DATABASE
description
The statement is used to set the properties of the specified database. (Administrators only)
Set database data quota in B/K/KB/M/MB/G/GB/T/TB/P/PB unit.
ALTER DATABASE db_name SET DATA QUOTA quota;
Rename the database
ALTER DATABASE db_name RENAME new_db_name;
Set database replica quota
ALTER DATABASE db_name SET REPLICA QUOTA quota;
Note:
After renaming the database, use REVOKE and GRANT commands to modify the corresponding user permission if necessary.
The database's default data quota and the default replica quota are 2^63-1.
example
Set specified database data quota
ALTER DATABASE example_db SET DATA QUOTA 10995116277760; -- The above units are bytes, equivalent to the following statement ALTER DATABASE example_db SET DATA QUOTA 10T; ALTER DATABASE example_db SET DATA QUOTA 100G; ALTER DATABASE example_db SET DATA QUOTA 200M;
Rename the database expamle_db as example_db2
ALTER DATABASE example_db RENAME example_db2;
Set specified database replica quota
ALTER DATABASE example_db SET REPLICA QUOTA 102400;
keyword
ALTER,DATABASE,RENAME
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