优化backend报销管理模块

sql/yz_backend_reimbursements.sql

@@ -31,10 +31,8 @@ CREATE TABLE IF NOT EXISTS `yz_backend_reimbursements` (
   `uid` int(11) DEFAULT NULL COMMENT '用户ID(数据隔离)',
   `user_id` int(11) unsigned NOT NULL DEFAULT '0' COMMENT '申请人ID',
   `department_id` int(11) unsigned DEFAULT '0' COMMENT '部门ID',
-  `title` varchar(200) NOT NULL DEFAULT '' COMMENT '报销事由',
   `total_amount` decimal(10,2) NOT NULL DEFAULT '0.00' COMMENT '总金额',
   `status` tinyint(1) NOT NULL DEFAULT '0' COMMENT '状态：0-草稿 1-审批中 2-已通过 3-已驳回 4-已撤回 5-已打款',
-  `expense_type` varchar(50) NOT NULL DEFAULT '' COMMENT '费用类型主分类',
   `apply_date` date NOT NULL COMMENT '申请日期',
   `description` text COMMENT '备注说明',
   `current_approver_id` int(11) unsigned DEFAULT '0' COMMENT '当前审批人ID',
@@ -47,7 +45,6 @@ CREATE TABLE IF NOT EXISTS `yz_backend_reimbursements` (
   KEY `idx_user_id` (`user_id`) USING BTREE,
   KEY `idx_department_id` (`department_id`) USING BTREE,
   KEY `idx_status` (`status`) USING BTREE,
-  KEY `idx_expense_type` (`expense_type`) USING BTREE,
   KEY `idx_apply_date` (`apply_date`) USING BTREE,
   KEY `idx_current_approver_id` (`current_approver_id`) USING BTREE,
   KEY `idx_create_time` (`create_time`) USING BTREE,