CREATE SCHEMA IF NOT EXISTS :schema;
SET search_path to :schema, public;

---
DROP TABLE IF EXISTS :schema.tbl_relations;
---
CREATE TABLE IF NOT EXISTS :schema.tbl_relations(
   relation_id BIGSERIAL PRIMARY KEY,
   relation_from_entity BIGINT NOT NULL,
   relation_to_entity BIGINT NOT NULL,
   FOREIGN KEY(relation_to_entity) REFERENCES :schema.tbl_entities(entity_id),
   FOREIGN KEY(relation_from_entity) REFERENCES :schema.tbl_entities(entity_id));
---
DELETE FROM :schema.tbl_relations;
INSERT INTO :schema.tbl_relations (relation_from_entity,relation_to_entity)
VALUES
(6,1),
(6,2),
(6,3),
(6,4),
(6,5),
(6,7),
(6,8),
(6,9),
(6,10),
(6,11),
(6,12)
RETURNING *;