新增单位列表查询

common/src/main/ets/db/dao/DwInfoDao.ets

 import relationalStore from '@ohos.data.relationalStore';
 import { DwInfo } from '../../entity/DwInfo';
+import { Logger } from '../../utils/Logger';
 import BaseTable, { ValueType } from '../BaseTable';
 import { Table } from '../decorator/Decorators';
+import { BaseSql } from '../sql/BaseSql';
 
 /**
  * 单位的数据层
@@ -50,4 +52,11 @@ export class DwInfoDao extends BaseTable<DwInfo> {
           )`;
     return dw_sql;
   }
+
+  /**
+   * 获取单位列表信息
+   */
+  async getDwList(): Promise<DwInfo[]> {
+    return this.query(this.getPredicates().orderByAsc('dwdm'), this.getTableColumns());
+  }
 }
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