Convert all columns to timestamptz in migration

migrations/011.bulk-extracts.down.sql

@@ -1 +0,0 @@
-DROP TABLE IF EXISTS bulk_extracts;

migrations/011.bulk-extracts.up.sql

@@ -1,5 +0,0 @@
-CREATE TABLE IF NOT EXISTS bulk_extracts (
-    extract_id serial PRIMARY KEY,
-    extracted_on timestamp NOT NULL,
-    extract_path text NOT NULL
-);

migrations/012.bulk-extracts.down.sql

@@ -0,0 +1,8 @@
+DROP TABLE IF EXISTS bulk_extracts;
+
+-- convert all existing timestamp columns to timestamptz assuming UTC
+ALTER TABLE logs ALTER log_timestamp TYPE timestamp;
+ALTER TABLE users
+    ALTER registered TYPE timestamp,
+    ALTER deleted_on TYPE timestamp;
+ALTER TABLE user_password_reset_tokens ALTER expires_on TYPE timestamp;

migrations/012.bulk-extracts.up.sql

@@ -0,0 +1,12 @@
+CREATE TABLE IF NOT EXISTS bulk_extracts (
+    extract_id serial PRIMARY KEY,
+    extracted_on timestamptz NOT NULL,
+    extract_path text NOT NULL
+);
+
+-- convert all existing timestamp columns to timestamptz assuming UTC
+ALTER TABLE logs ALTER log_timestamp TYPE timestamptz USING log_timestamp AT TIME ZONE 'UTC';
+ALTER TABLE users
+    ALTER registered TYPE timestamptz USING registered AT TIME ZONE 'UTC',
+    ALTER deleted_on TYPE timestamptz USING deleted_on AT TIME ZONE 'UTC';
+ALTER TABLE user_password_reset_tokens ALTER expires_on TYPE timestamptz USING expires_on AT TIME ZONE 'UTC';