Oracle Database Component format Warning Spec metadata fields What Happens at Runtime? Time To Live and State Expiration Concurrency Consistency Query Create an Oracle Dat...
Database instrumentation connection.execute_wrapper() Database instrumentation To help you understand and control the queries issued by your code, Django provides a hook for i...
ALTER DATABASE description example keyword ALTER DATABASE description 该语句用于设置指定数据库的属性。(仅管理员使用) 语法: 1 ) 设置数据库数据量配额,单位为 B / K / KB / M / MB / G / GB / T / TB / P / ...
LINK DATABASE description example keyword LINK DATABASE description (已废弃!!!) 该语句用户链接一个逻辑集群的数据库到另外一个逻辑集群, 一个数据库只允许同时被链接一次,删除链接的数据库 并不会删除数据,并且被链接的数据库不能被删除, 需要管理员权限 ...
CREATE DATABASE Description example keyword CREATE DATABASE Description This statement is used to create a new database Syntax : CREATE DATABASE [ IF NOT ...
MIGRATE DATABASE Description example keyword MIGRATE DATABASE Description This statement is used to migrate a logical cluster database to another logical cluster. Before per...
DROP DATABASE Description Syntax drop_database_statement: Examples DROP DATABASE Description Drop a database. Syntax > DROP DATABASE [ IF EXISTS ] <database_na...
Testing a Database Add tests for the SQL app File structure Create the new database session Create the database Dependency override Test the app Testing a Database Warning...