feat: PagoPA-2483 V3 DB debtor fields 2️⃣ ㏈

src/main/resources/db/migration/V022__ALTER_PO_DEBTOR_FIELDS.sql

@@ -0,0 +1,60 @@
+-- Step 1: Added columns without default to avoid FULL TABLE SCAN
+ALTER TABLE payment_option 
+ADD COLUMN IF NOT EXISTS fiscal_code varchar(255),
+ADD COLUMN IF NOT EXISTS full_name varchar(255),
+ADD COLUMN IF NOT EXISTS "type" varchar(255),
+ADD COLUMN IF NOT EXISTS street_name varchar(255),
+ADD COLUMN IF NOT EXISTS civic_number varchar(255),
+ADD COLUMN IF NOT EXISTS postal_code varchar(255),
+ADD COLUMN IF NOT EXISTS city varchar(255),
+ADD COLUMN IF NOT EXISTS province varchar(255),
+ADD COLUMN IF NOT EXISTS region varchar(255),
+ADD COLUMN IF NOT EXISTS country varchar(255),
+ADD COLUMN IF NOT EXISTS email varchar(255),
+ADD COLUMN IF NOT EXISTS phone varchar(255);
+
+-- Step 2: Batch update to minimize lock
+DO $$
+DECLARE
+    batch_size INT := 10000; -- Batch size
+    rows_updated INT;
+BEGIN
+    LOOP
+        WITH rows_to_update AS (
+            SELECT po.payment_position_id, pp.fiscal_code, pp.full_name, pp."type", 
+                   pp.street_name, pp.civic_number, pp.postal_code, pp.city, 
+                   pp.province, pp.region, pp.country, pp.email, pp.phone
+            FROM payment_option AS po
+            JOIN payment_position AS pp 
+              ON po.payment_position_id = pp.id
+            WHERE po.fiscal_code IS NULL -- To update only the rows not yet processed
+            LIMIT batch_size
+        )
+        UPDATE payment_option AS po
+        SET fiscal_code = rows_to_update.fiscal_code,
+            full_name = rows_to_update.full_name,
+            "type" = rows_to_update."type",
+            street_name = rows_to_update.street_name,
+            civic_number = rows_to_update.civic_number,
+            postal_code = rows_to_update.postal_code,
+            city = rows_to_update.city,
+            province = rows_to_update.province,
+            region = rows_to_update.region,
+            country = rows_to_update.country,
+            email = rows_to_update.email,
+            phone = rows_to_update.phone
+        FROM rows_to_update
+        WHERE po.payment_position_id = rows_to_update.payment_position_id;
+
+        GET DIAGNOSTICS rows_updated = ROW_COUNT;
+
+        EXIT WHEN rows_updated = 0;
+    END LOOP;
+END $$;
+
+-- Step 3: Set the columns that must always be filled to NOT NULL
+ALTER TABLE payment_option
+ALTER COLUMN fiscal_code SET NOT NULL,
+ALTER COLUMN full_name SET NOT NULL,
+ALTER COLUMN "type" SET DEFAULT 'F',
+ALTER COLUMN "type" SET NOT NULL;