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CREATE TABLE users_table( id INTEGER NOT NULL PRIMARY KEY, name VARCHAR(19) NOT NULL, parent_id INTEGER NOT NULL ); INSERT INTO users_table(id,name,parent_id) VALUES (1,'Mayank',0), (2,'Hiren',0), (3,'Meet',0), (5,'Darpan',3), (9,'Dharmil',5);
Records: 5 Duplicates: 0 Warnings: 0
with recursive parent_users (id, parent_id, level) AS ( SELECT id, parent_id, 1 level FROM users_table WHERE id = 9 union all SELECT t.id, t.parent_id, level + 1 FROM users_table t INNER JOIN parent_users pu ON t.id = pu.parent_id ) SELECT * FROM parent_users;
id
parent_id
level
9
5
1
5
3
2
3
0
3