e8635c1758
- rename old migration files to standard *.migrate.*.sql - add 20251008.migrate.generated-columns.sql (fix generated columns) - update Makefile for MIGRATION_FILES auto-detection - add sql/readme.md & generate-postgres-tls.sh - cleanup deprecated git-branch-keeper.sh - update pglogical.md and setup_ubuntu_2204.sh
98 lines
3.2 KiB
PL/PgSQL
98 lines
3.2 KiB
PL/PgSQL
-- =========================================
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-- 20251008-fix-generated-columns.sql
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-- Migration: Remove generated columns incompatible with pglogical
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-- Safe to re-run (幂等)
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-- =========================================
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BEGIN;
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-- 尝试确保当前用户对 pglogical schema 有访问权限
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DO $grant$
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BEGIN
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BEGIN
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EXECUTE 'GRANT USAGE ON SCHEMA pglogical TO ' || current_user;
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EXECUTE 'GRANT ALL ON ALL TABLES IN SCHEMA pglogical TO ' || current_user;
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EXECUTE 'GRANT ALL ON ALL SEQUENCES IN SCHEMA pglogical TO ' || current_user;
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EXECUTE 'GRANT EXECUTE ON ALL FUNCTIONS IN SCHEMA pglogical TO ' || current_user;
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RAISE NOTICE 'Granted pglogical schema permissions to current_user: %', current_user;
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EXCEPTION WHEN others THEN
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RAISE NOTICE 'Skipping GRANT for schema pglogical (possibly already granted or insufficient privilege)';
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END;
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END;
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$grant$;
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-- =========================================
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-- Step 1. 检查并删除旧的 generated column
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-- =========================================
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DO $drop$
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BEGIN
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IF EXISTS (
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SELECT 1
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FROM information_schema.columns
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WHERE table_schema = 'public'
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AND table_name = 'users'
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AND column_name = 'email_verified'
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AND is_generated = 'ALWAYS'
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) THEN
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RAISE NOTICE 'Detected generated column: users.email_verified — dropping it for pglogical compatibility';
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EXECUTE 'ALTER TABLE public.users DROP COLUMN email_verified';
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ELSE
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RAISE NOTICE 'No generated column detected: users.email_verified is safe';
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END IF;
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END;
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$drop$;
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-- =========================================
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-- Step 2. 添加普通布尔列 (safe re-run)
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-- =========================================
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DO $add$
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BEGIN
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IF NOT EXISTS (
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SELECT 1
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FROM information_schema.columns
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WHERE table_schema = 'public'
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AND table_name = 'users'
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AND column_name = 'email_verified'
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) THEN
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RAISE NOTICE 'Adding normal column: users.email_verified (BOOLEAN DEFAULT false)';
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EXECUTE 'ALTER TABLE public.users ADD COLUMN email_verified BOOLEAN DEFAULT false NOT NULL';
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ELSE
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RAISE NOTICE 'Column users.email_verified already exists, skipping ADD COLUMN';
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END IF;
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END;
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$add$;
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-- =========================================
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-- Step 3. 创建维护触发器
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-- =========================================
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DROP FUNCTION IF EXISTS maintain_email_verified() CASCADE;
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CREATE FUNCTION maintain_email_verified() RETURNS trigger
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LANGUAGE plpgsql
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AS $$
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BEGIN
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NEW.email_verified := (NEW.email_verified_at IS NOT NULL);
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RETURN NEW;
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END;
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$$;
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DROP TRIGGER IF EXISTS trg_users_maintain_email_verified ON public.users;
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CREATE TRIGGER trg_users_maintain_email_verified
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BEFORE INSERT OR UPDATE ON public.users
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FOR EACH ROW EXECUTE FUNCTION maintain_email_verified();
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-- =========================================
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-- Step 4. 修正现有数据
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-- =========================================
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UPDATE public.users
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SET email_verified = (email_verified_at IS NOT NULL)
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WHERE email_verified IS DISTINCT FROM (email_verified_at IS NOT NULL);
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COMMIT;
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-- =========================================
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-- End of migration
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-- =========================================
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