SQL 型 V4.2.0参考指南系统视图Oracle 租户系统视图字典视图 DBA_OB_DATA_DICTIONARY_IN_LOG DBA_OB_DATA_DICTIONARY_IN_LOG 更新时间:2024-08-09 17:50:46 编辑 分享 说明 该视图从 V4.2.0 版本开始引入。 功能描述 记录数据字典在系统日志流中的位置范围,方便 CDC 消费数据字典。 字段说明 字段类型是否为...
SQL 型 V4.3.1参考指南系统视图Oracle 租户系统视图字典视图 DBA_OB_DATA_DICTIONARY_IN_LOG DBA_OB_DATA_DICTIONARY_IN_LOG 更新时间:2024-08-09 17:46:15 分享 说明 该视图从 V4.2.0 版本开始引入。 功能描述 记录数据字典在系统日志流中的位置范围,方便 CDC 消费数据字典。 字段说明 字段类型是否为 NULL...
比如一条SQL被解析了,生成了执行计划,这条SQL生成的执行计划可以被其他用户使用.如果其他用户再查询这条SQL就不用解析了,就可以直接使用这个执行计划. Data Dictionary Cache(数据字典高速缓存) 数据字典信息 如表的属性,列,存储空间,权限等信息. 3、Redo log buffer(重做日志区) SGA区里发生了什么? SQL语句在这...
10.1.2 Tracked Anonymous User Dictionary Tables This section documents the database objects for the WebLogic Portal package. For more information about anonymous users, refer to the Oracle Fusion Middleware User Management Guide for Oracle WebLogic Portal. The following tables support tracking of ...
Data Dictionary Support The following paragraphs describe the Oracle Database Gateway for SQL Server data dictionary support. SQL Server System Tables SQL Server data dictionary information is stored in the SQL Server database as SQL Server system tables. All SQL Server system tables have names prefi...
Oracle SQLite 拉取源码在开发工具运行 拉取项目代码 git clone git@github.com:sudot/data-dictionary.git 修改文件src/main/resources/in-parameter.txt相关信息 运行net.sudot.excel.datadictionary.Appcation类的main方法 使用编译包运行 点此下载运行包 ...
According toWikipedia, IBM defines a data dictionary as A data dictionary, or metadata repository, as defined in the IBM Dictionary of Computing, is a “centralized repository of information about data such as meaning, relationships to other data, origin, usage, and format.”[1] The term ma...
Oracle data dictionary-compatible views are automatically created when you create a database. This capability does not apply to the Entry plan of the Db2 Warehouse on Cloud managed service.
When you set the DB2_COMPATIBILITY_VECTOR registry variable to support Oracle data dictionary-compatible views, the views are automatically created when you create a database.