The triggers in Oracle database are located in the data dictionary, and the specific location is in the USER_TRIGGERS table. Access methods include triggers that query a specific table or triggers that query all tables. The USER_TRIGGERS table contains attributes related to triggers, such as trigger name, associated table name, trigger type, execution conditions, execution code, status, etc.
#Where are Oracle database triggers?
Oracle database triggers are located in the Data Dictionary in the database.
Specific location:
<code>USER_TRIGGERS 表</code>
How to access:
-- 查询特定表的触发器 SELECT * FROM USER_TRIGGERS WHERE TABLE_NAME = 'your_table_name'; -- 查询所有表的触发器 SELECT * FROM USER_TRIGGERS;
Properties:
# The ##USER_TRIGGERS table contains the following properties about triggers:- TRIGGER_NAME
- TABLE_NAME
- TRIGGER_TYPE
- WHEN_CLAUSE
- TRIGGER_BODY
- STATUS
- …
Explanation:
- TRIGGER_NAME: Trigger Name
- TABLE_NAME: The name of the associated table
- TRIGGER_TYPE: Trigger type (such as BEFORE, AFTER, INSTEAD OF)
- WHEN_CLAUSE: Specifies the condition for trigger execution
- TRIGGER_BODY: The PL/SQL code for trigger execution
- STATUS: Trigger status (such as ENABLED, DISABLED)
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