-- aidopdev:将下列表整表转换为 utf8mb4 / utf8mb4_unicode_ci(消除与 utf8mb4_general_ci 混用时的 collation 冲突) -- 执行前请备份;大表可能耗时较长。 SET FOREIGN_KEY_CHECKS = 0; USE `aidopdev`; ALTER TABLE `NbrDetail` CONVERT TO CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci; ALTER TABLE `NbrMaster` CONVERT TO CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci; ALTER TABLE `OpTransEmployee` CONVERT TO CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci; ALTER TABLE `PurOrdDetail` CONVERT TO CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci; ALTER TABLE `YearDemandManagement` CONVERT TO CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci; ALTER TABLE `qms_qcp_insappnentry` CONVERT TO CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci; ALTER TABLE `srm_po_occupy` CONVERT TO CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci; SET FOREIGN_KEY_CHECKS = 1;