40 lines
1.2 KiB
MySQL
40 lines
1.2 KiB
MySQL
CREATE OR REPLACE VIEW obj_tables_ref_down AS
|
|
WITH x AS (
|
|
SELECT /*+ MATERIALIZE */
|
|
app.get_item('$TABLE_NAME') AS table_name
|
|
FROM DUAL
|
|
),
|
|
t AS (
|
|
SELECT
|
|
r.table_name,
|
|
p.table_name AS referenced_table,
|
|
p.constraint_name AS primary_key_name,
|
|
r.constraint_name AS foreign_key_name
|
|
FROM user_constraints r
|
|
JOIN user_constraints p
|
|
ON r.r_constraint_name = p.constraint_name
|
|
AND r.constraint_type = 'R'
|
|
WHERE p.constraint_type = 'P'
|
|
)
|
|
SELECT
|
|
t.table_name AS table_name_,
|
|
t.table_name,
|
|
NULL AS foreign_key_name,
|
|
NULL AS primary_key_name
|
|
FROM user_tables t
|
|
JOIN x
|
|
ON x.table_name = t.table_name
|
|
UNION ALL
|
|
--
|
|
SELECT
|
|
t.table_name AS table_name_,
|
|
--
|
|
'<span style="margin-left: ' || (LEVEL * 2) || 'rem;">' || t.table_name || '</span>' AS table_name,
|
|
'<span style="margin-left: ' || (LEVEL * 2) || 'rem;">' || t.foreign_key_name || '</span>' AS foreign_key_name,
|
|
t.primary_key_name
|
|
FROM t
|
|
CONNECT BY NOCYCLE t.referenced_table = PRIOR t.table_name
|
|
START WITH t.referenced_table = (SELECT x.table_name FROM x);
|
|
|
|
|