Oracle数据字典的应用技术是
Oracle数据字典 以下表格中收集了Oracle数据字典中几乎所有的视图或别名，至于每个视图或别名的字段请用‘Describe’语句来查询。 命名说明： Oracle数据字典中，对象名称多数以"USER。 "，"ALL。"，"DBA。"为前缀"USER。"视图中记录通常记录执行查询的帐户所拥有的对象的信息，"ALL。"视图中记录包括"USER"记录和授权至PUBLIC或用户的对象的信息，"DBA。 "视图包含所有数据库对象，而不管其所有者。 使用举例： select * from dba_data_files 查询表空间的信息(当前用户必须拥有DB...全部
Oracle数据字典 以下表格中收集了Oracle数据字典中几乎所有的视图或别名，至于每个视图或别名的字段请用‘Describe’语句来查询。 命名说明： Oracle数据字典中，对象名称多数以"USER。
"，"ALL。"，"DBA。"为前缀"USER。"视图中记录通常记录执行查询的帐户所拥有的对象的信息，"ALL。"视图中记录包括"USER"记录和授权至PUBLIC或用户的对象的信息，"DBA。
"视图包含所有数据库对象，而不管其所有者。
使用举例： select * from dba_data_files 查询表空间的信息(当前用户必须拥有DBA角色) select owner , object_name ,object_type from all_objects 查询某一用户下的所有表、过程、函数等信息 视图名 描述 ALL_CATALOG All tables, views, synonyms, sequences accessible to the user ALL_COL_COMMENTS Comments on columns of accessible tables and views ALL_COL_GRANTS_MADE Grants on columns for which the user is owner or grantor ALL_COL_GRANTS_RECD Grants on columns for which the user or PUBLIC is the grantee ALL_COL_PRIVS Grants on columns for which the user is the grantor, grantee, owner, or an enabled role or PUBLIC is the grantee ALL_COL_PRIVS_MADE Grants on columns for which the user is owner or grantor ALL_COL_PRIVS_RECD Grants on columns for which the user, PUBLIC or enabled role is the grantee ALL_CONSTRAINTS Constraint definitions on accessible tables ALL_CONS_COLUMNS Information about accessible columns in constraint definitions ALL_DB_LINKS Database links accessible to the user ALL_DEF_AUDIT_OPTS Auditing options for newly created objects ALL_DEPENDENCIES Dependencies to and from objects accessible to the user ALL_ERRORS Current errors on stored objects that user is allowed to create ALL_INDEXES Descriptions of indexes on tables accessible to the user ALL_IND_COLUMNS COLUMNs comprising INDEXes on accessible TABLES ALL_OBJECTS Objects accessible to the user ALL_REFRESH All the refresh groups that the user can touch ALL_REFRESH_CHILDREN All the objects in refresh groups, where the user can touch the group ALL_SEQUENCES Description of SEQUENCEs accessible to the user ALL_SNAPSHOTS Snapshots the user can look at ALL_SOURCE Current source on stored objects that user is allowed to create ALL_SYNONYMS All synonyms accessible to the user ALL_TABLES Description of tables accessible to the user ALL_TAB_COLUMNS Columns of all tables, views and clusters ALL_TAB_COMMENTS Comments on tables and views accessible to the user ALL_TAB_GRANTS_MADE User's grants and grants on user's objects ALL_TAB_GRANTS_RECD Grants on objects for which the user or PUBLIC is the grantee ALL_TAB_PRIVS Grants on objects for which the user is the grantor, grantee, owner, or an enabled role or PUBLIC is the grantee ALL_TAB_PRIVS_MADE User's grants and grants on user's objects ALL_TAB_PRIVS_RECD Grants on objects for which the user, PUBLIC or enabled role is the grantee ALL_TRIGGERS Triggers accessible to the current user ALL_TRIGGER_COLS Column usage in user's triggers or in triggers on user's tables ALL_USERS Information about all users of the database ALL_VIEWS Text of views accessible to the user USER_AUDIT_CONNECT Audit trail entries for user logons/logoffs USER_AUDIT_OBJECT Audit trail records for statements concerning objects, specifically: table, cluster, view, index, sequence, [public] database link, [public] synonym, procedure, trigger, rollback segment, tablespace, role, user
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