在Oracle数据库中,有几种方法可以查看表被哪些存储过程、函数、触发器或视图引用:
-- 查询表被哪些存储过程/函数引用
SELECT name, type, line
FROM all_source
WHERE text LIKE '%表名%'
AND type IN ('PROCEDURE', 'FUNCTION', 'PACKAGE', 'PACKAGE BODY')
ORDER BY name, line;
-- 查询表被哪些触发器引用
SELECT trigger_name, trigger_type, table_name
FROM all_triggers
WHERE table_name = '表名'
OR trigger_body LIKE '%表名%';
-- 查询表被哪些视图引用
SELECT view_name, text
FROM all_views
WHERE text LIKE '%表名%';
SELECT name, type, referenced_type
FROM all_dependencies
WHERE referenced_name = '表名'
AND referenced_type = 'TABLE'
ORDER BY name, type;
SELECT name, type
FROM user_dependencies
WHERE referenced_name = '表名'
AND referenced_type = 'TABLE'
ORDER BY name, type;
owner = '模式名'
条件进一步过滤-- 查询表被哪些对象引用,并显示对象类型和所有者
SELECT
d.name AS object_name,
d.type AS object_type,
d.owner AS object_owner,
CASE
WHEN d.type = 'PACKAGE BODY' THEN 'PACKAGE'
ELSE d.type
END AS parent_type,
CASE
WHEN d.type = 'PACKAGE BODY' THEN
(SELECT name FROM all_objects
WHERE object_id = d.referenced_owner || '.' || d.referenced_name
AND object_type = 'PACKAGE')
ELSE NULL
END AS parent_name
FROM
all_dependencies d
WHERE
d.referenced_name = '表名'
AND d.referenced_type = 'TABLE'
ORDER BY
d.type, d.name;
这些方法可以帮助您全面了解数据库中哪些对象依赖于特定的表。