文档预览： ROLLUP和CUBE疯狂代码 http://CrazyCoder.cn/ :http:/CrazyCoder.cn/DataBase/...SELECT CASE WHEN (GROUPING(Item) = 1) THEN 'ALL' ELSE ISNULL(Item, '... 点击下载

文档预览： A standard SQL query might look like this: SELECT first, last, occupation, sum( amount). FROM tenngive. WHERE occupation = ``ROCKET SCIENTIST''. GROUP ... 点击下载

文档预览： *WP??*:PB* *¥PB*?**?P*á***B*&System.Data.Linq.SqlClient.SqlGrouping**i***P*í**R**T*F*!*B*¼*B*l*}*ª*PB* *º*PB*ó**¿*P*ú***B* *PB* *¬*PB*ñ**½*P*Ñ***B*!System.Data.Linq.SqlClient.SqlNew**i***P*ª**4*DT*F*?*]*í*S ... 点击下载

文档预览： QUERIES TO BE CREATED IN SQL. Complex Queries using Grouping. Q1. Get the projects which have more than 7 employees working on them. [This query ... 点击下载

文档预览： As we mentioned earlier, OLAP requires almost invariably data aggregations, and SQL does support such aggregations through its Group-by instruction. ... 点击下载

文档预览： GROUPING SETS in SQL Server 2008 8 ... It is used for grouping the rows by a selected set of attributes and is typically done to get some aggregated ... 点击下载

文档预览： Do not use the SQL grouping set operator. Question 5. Use the following data to perform the indicated calculations in questions 5a, 5b, and 5c. ... 点击下载

文档预览： SQL> select e.deptno, count(*). 2 from employee e. 3 group by e.deptno; ... Correct version (without explicit grouping): SQL> select e.empno ... 点击下载

文档预览： SQL Server 2008是由Microsoft公司发布的最新关系数据库管理系统，它基于SQL ...... 新的Transact-SQL对GROUP BY子句增加了GROUPING SETS，ROLLUP ... 点击下载

文档预览： Calculations on Columns (SQL Functions, Concatenation Operator) 4 ... Grouping data and using aggregate functions on resulting groups (e.g., sum, min, max, ... 点击下载