-- 添加不能为空且默认值为0的字段
ALTER TABLE PUBLIC.doc_record ADD COLUMN print_count INT4 NOT NULL DEFAULT 0;
-- 添加字段备注
COMMENT ON COLUMN PUBLIC.doc_record.print_count IS '打印次数';

   -- Insert migration record
INSERT INTO __MigrationsHistory (MigrationId, ProductVersion)
VALUES ('202511191103 ALTER TABLE PUBLIC.doc_record ADD COLUMN print_count', '1.0.0');