Part of the purchase order information is shredded into relational side tables for indirect indexing.
购买订单的一部分信息分解到关系副表中,用于建立间接索引。
2
DB2 extends its common services, such as optimization, indexing, concurrency control, and utilities, across the traditional relational and XML column data.
DB 2对其涉及传统关系数据和xml列数据的常用服务进行了扩展,例如优化、索引、并行控制和实用工具。
3
As is true in the relational world, indexing makes searching easier for the underlying datastore, and therefore faster for end users.