以下____节点可提供聚类算法。

A. not exists

B. in

C. between

D. exists

A. SELECT cust_id FROM Orders WHERE order_num IN (SELECT cust_id FROM OrderItems WHERE prod_id = ＇RGAN01＇);

B. SELECT cust_id FROM Orders WHERE order_num IN (SELECT order_num FROM OrderItems WHERE prod_id = ＇RGAN01＇);

C. SELECT * FROM Orders WHERE cust_id IN (SELECT cust_id FROM OrderItems WHERE prod_id = ＇RGAN01＇);

D. SELECT * FROM Orders WHERE cust_id IN (SELECT order_num FROM OrderItems WHERE prod_id = ＇RGAN01＇);

A. truncate table t0;

B. delete from t0;

C. truncate from t0;

D. delete table t0;

A. 降低数据的尺寸

B. 减小参数数量

C. 扩大感受视野

D. 增大参数数量

A. 科技项目

B. 数据分析项目

C. woody项目

D. mole项目

A. 大数据服务目录

B. 业务需求说明书

C. XX项目数据需求

D. 模型说明书