ALTER TABLE `ws_block_submit` ADD COLUMN `submit_files` longtext CHARACTER SET utf8mb4 COLLATE utf8mb4_bin DEFAULT NULL COMMENT '제출 첨부파일(JSON)' CHECK (json_valid(`submit_files`)) AFTER `submit_snapshot`

1146 : Table 'c_gjpress.ws_block_submit' doesn't exist

error file : /bbs/board.php