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    - 概述
    - 字典视图
      - 字典视图总览
      - ALL_ALL_TABLES
      - ALL_ARGUMENTS
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      - DBA_PART_INDEXES
      - DBA_PART_KEY_COLUMNS
      - DBA_PART_TABLES
      - DBA_PROCEDURES
      - DBA_PROFILES
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      - DBA_SUBPARTITION_TEMPLATES
      - DBA_SUBPART_KEY_COLUMNS
      - DBA_SYNONYMS
      - DBA_SYS_PRIVS
      - DBA_TABLES
      - DBA_TABLESPACES
      - DBA_TAB_COLS
      - DBA_TAB_COLUMNS
      - DBA_TAB_COMMENTS
      - DBA_TAB_PARTITIONS
      - DBA_TAB_PRIVS
      - DBA_TAB_STATS_HISTORY
      - DBA_TAB_SUBPARTITIONS
      - DBA_TRIGGERS
      - DBA_TYPES
      - DBA_TYPE_ATTRS
      - DBA_TYPE_METHODS
      - DBA_USERS
      - DBA_VIEWS
      - DBA_RECYCLEBIN
      - DBA_DEPENDENCIES
      - DBA_RSRC_CONSUMER_GROUPS
      - DBA_RSRC_GROUP_MAPPINGS
      - DBA_RSRC_PLANS
      - DBA_RSRC_PLAN_DIRECTIVES
      - DBA_DIRECTORIES
      - DBA_JOBS
      - DBA_JOBS_RUNNING
      - DBA_PART_COL_STATISTICS
      - DBA_PART_HISTOGRAMS
      - DBA_SUBPART_COL_STATISTICS
      - DBA_SUBPART_HISTOGRAMS
      - DBA_TAB_COL_STATISTICS
      - DBA_TAB_HISTOGRAMS
      - DBA_TAB_STATISTICS
      - NLS_DATABASE_PARAMETERS
      - NLS_INSTANCE_PARAMETERS
      - NLS_SESSION_PARAMETERS
      - STMT_AUDIT_OPTION_MAP
      - TENANT_VIRTUAL_GLOBAL_VARIABLE
      - TENANT_VIRTUAL_SESSION_VARIABLE
      - USER_ALL_TABLES
      - USER_ARGUMENTS
      - USER_AUDIT_OBJECT
      - USER_AUDIT_SESSION
      - USER_AUDIT_STATEMENT
      - USER_AUDIT_TRAIL
      - USER_COLL_TYPES
      - USER_COL_COMMENTS
      - USER_COL_PRIVS
      - USER_CONSTRAINTS
      - USER_CONS_COLUMNS
      - USER_ERRORS
      - USER_INDEXES
      - USER_IND_COLUMNS
      - USER_IND_EXPRESSIONS
      - USER_IND_PARTITIONS
      - USER_IND_SUBPARTITIONS
      - USER_OBJECTS
      - USER_PART_INDEXES
      - USER_PART_KEY_COLUMNS
      - USER_PART_TABLES
      - USER_PROCEDURES
      - USER_PROFILES
      - USER_ROLE_PRIVS
      - USER_SEGMENTS
      - USER_SEQUENCES
      - USER_SOURCE
      - USER_SUBPARTITION_TEMPLATES
      - USER_SUBPART_KEY_COLUMNS
      - USER_SYNONYMS
      - USER_SYS_PRIVS
      - USER_TAB_STATS_HISTORY
      - USER_TAB_SUBPARTITIONS
      - USER_TRIGGERS
      - USER_TABLES
      - USER_TABLESPACES
      - USER_TAB_COLS
      - USER_TAB_COLUMNS
      - USER_TAB_COMMENTS
      - USER_TAB_PARTITIONS
      - USER_TAB_PRIVS
      - USER_TYPES
      - USER_TYPE_ATTRS
      - USER_TYPE_METHODS
      - USER_VIEWS
      - USER_JOBS
      - USER_RECYCLEBIN
      - USER_DEPENDENCIES
      - USER_PART_COL_STATISTICS
      - USER_PART_HISTOGRAMS
      - USER_SUBPART_COL_STATISTICS
      - USER_SUBPART_HISTOGRAMS
      - USER_TAB_COL_STATISTICS
      - USER_TAB_HISTOGRAMS
      - USER_TAB_STATISTICS
      - ROLE_TAB_PRIVS
      - ROLE_SYS_PRIVS
      - ROLE_ROLE_PRIVS
      - DICTIONARY
      - DICT
      - DBA_OB_BACKUP_SET_FILES
      - DBA_OB_BACKUP_JOBS
      - DBA_OB_BACKUP_JOB_HISTORY
      - DBA_OB_BACKUP_TASKS
      - DBA_OB_BACKUP_TASK_HISTORY
      - DBA_OB_ARCHIVELOG_PIECE_FILES
      - DBA_OB_RESTORE_PROGRESS
      - DBA_OB_RESTORE_HISTORY
      - DBA_OB_ARCHIVELOG
      - DBA_OB_ARCHIVELOG_SUMMARY
      - DBA_OB_BACKUP_PARAMETER
      - DBA_OB_ARCHIVE_DEST
      - DBA_OB_OUTLINE_CONCURRENT_HISTORY
      - DBA_OB_OUTLINES
      - DBA_OB_CONCURRENT_LIMIT_SQL
      - DBA_OB_BACKUP_DELETE_JOBS
      - DBA_OB_BACKUP_DELETE_JOB_HISTORY
      - DBA_OB_BACKUP_DELETE_TASKS
      - DBA_OB_BACKUP_DELETE_TASK_HISTORY
      - DBA_OB_BACKUP_STORAGE_INFO
      - DBA_OB_BACKUP_STORAGE_INFO_HISTORY
      - DBA_OB_BACKUP_DELETE_POLICY
      - DBA_OB_DEADLOCK_EVENT_HISTORY
      - ALL_IND_STATISTICS
      - DBA_IND_STATISTICS
      - USER_IND_STATISTICS
      - ALL_TAB_MODIFICATIONS
      - DBA_TAB_MODIFICATIONS
      - USER_TAB_MODIFICATIONS
      - DBA_SQL_PLAN_BASELINES
      - DBA_SQL_MANAGEMENT_CONFIG
      - USER_SCHEDULER_JOB_ARGS
      - USER_SCHEDULER_PROGRAM_ARGS
      - DBA_OB_LS
      - DBA_OB_TABLE_LOCATIONS
      - DBA_OB_FREEZE_INFO
      - DBA_OB_LS_REPLICA_TASKS
      - DBA_SEQUENCES
      - DBA_SCHEDULER_WINDOWS
      - ALL_SCHEDULER_WINDOWS
      - DBA_OB_DATABASE_PRIVILEGE
    - 性能视图
  - 错误码（MySQL 模式）
  - 错误码（Oracle 模式）
  - 预留关键字
  - 预留关键字
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DBA_CONTEXT

更新时间：2026-06-17 18:48:43

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功能

展示数据库中的所有上下文命名空间信息。

字段说明

字段名称	类型	是否可以为 NULL	描述
NAMESPACE	VARCHAR2(128)	NO	上下文命名空间的名称
SCHEMA	VARCHAR2(128)	NO	可以使用此命名空间设置属性所属包的用户名称
PACKAGE	VARCHAR2(128)	NO	可以使用此命名空间设置属性的指定包的包名
TYPE	VARCHAR2(22)	NO	上下文创建的类型
ORIGIN_CON_ID	NUMBER	NO	租户 ID
TRACKING	VARCHAR2(3)	NO	仅用于兼容，目前值固定为 `YES`

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