【单选题】
你是一个brokerage公司的数据库开发者。这个数据库包括一张名为Trades的表。如下是用于创建该表的脚本：<img src="https://nimg.ppkao.com/2019-05/tangxixi/2019051615191770147.jpg?sign=b10bec963fbd61c9e0035fcf67a01c63&t=62d686f7" /><img src="https://nimg.ppkao.com/2019-05/tangxixi/2019051615191837898.jpg?sign=f9363521e5d91b636f236f926eb5362b&t=62d686f7" />你要确保在trades表里可任意的进行插入和查询操作。你要怎么做？（）
A、Execute the DBCC DBREINDEX statement on the table.
B、Execute the UPDATE STATISTICS statement on the table.
C、Execute the DROP STATISTICS statement on the clustered index.
D、Execute the DBCC INDEXDEFRAG statement on the primary key index.
E、Execute the DROP INDEX and CREATE INDEX statements on the primary key index.
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