题目内容

如下代码能起到删除表的效果：public void deleteTable() throws IOException {//1. 获取到表的描述器TableName tableName = TableName.valueOf("ky2");//2. 处理表是否失效if(!admin.isTableDisabled(tableName)) {admin.disableTable(tableName);}//3. 删除表admin.deleteTable(tableName);}

A. 对
B. 错

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HBase提供了一套Java API来支持Java程序对HBase数据库的请求操作。HBase API由Admin和Table两大类组成：Admin类提供管理功能：建表、创建列族、检查表是否存在、修改表结构、修改列族结构和删除表。Table类提供数据操作功能：完成向HBase进行存储和检索数据，以及删除无效数据等操作，包括CRUD操作。

A. 对
B. 错

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