完善招聘信息主键关联与工作经历维护

sql/migration/2026-05-07-add-staff-recruitment-auto-id.sql

@@ -0,0 +1,12 @@
+-- 招聘信息主表增加自增主键ID
+-- 1. recruit_id 从物理主键调整为普通业务编号，允许重复。
+-- 2. 新增 id 作为 ccdi_staff_recruitment 的自增主键。
+
+ALTER TABLE `ccdi_staff_recruitment`
+    CONVERT TO CHARACTER SET utf8mb4 COLLATE utf8mb4_general_ci;
+
+ALTER TABLE `ccdi_staff_recruitment`
+    DROP PRIMARY KEY,
+    ADD COLUMN `id` BIGINT NOT NULL AUTO_INCREMENT COMMENT '主键ID' FIRST,
+    ADD PRIMARY KEY (`id`),
+    ADD KEY `idx_staff_recruitment_recruit_id` (`recruit_id`);