fix: migration, add down.sql content

migrations/2023-11-08-144951_drop_connector_response_table/down.sql

@@ -1 +1,34 @@
 -- This file should undo anything in `up.sql`
+CREATE TABLE connector_response (
+    id SERIAL PRIMARY KEY,
+    payment_id VARCHAR(255) NOT NULL,
+    merchant_id VARCHAR(255) NOT NULL,
+    txn_id VARCHAR(255) NOT NULL,
+    created_at TIMESTAMP NOT NULL DEFAULT now()::TIMESTAMP,
+    modified_at TIMESTAMP NOT NULL DEFAULT now()::TIMESTAMP,
+    connector_name VARCHAR(32) NOT NULL,
+    connector_transaction_id VARCHAR(255),
+    authentication_data JSON,
+    encoded_data TEXT
+);
+
+CREATE UNIQUE INDEX connector_response_id_index ON connector_response (payment_id, merchant_id, txn_id);
+
+ALTER TABLE connector_response ALTER COLUMN connector_name DROP NOT NULL;
+ALTER TABLE connector_response RENAME COLUMN txn_id TO attempt_id;
+ALTER TABLE connector_response
+    ALTER COLUMN payment_id TYPE VARCHAR(64),
+    ALTER COLUMN merchant_id TYPE VARCHAR(64),
+    ALTER COLUMN attempt_id TYPE VARCHAR(64),
+    ALTER COLUMN connector_name TYPE VARCHAR(64),
+    ALTER COLUMN connector_transaction_id TYPE VARCHAR(128);
+
+
+
+ALTER TABLE connector_response
+ALTER COLUMN modified_at DROP DEFAULT;
+
+ALTER TABLE connector_response
+ALTER COLUMN created_at DROP DEFAULT;
+
+ALTER TABLE connector_response ADD column updated_by VARCHAR(32) NOT NULL DEFAULT 'postgres_only';