询问sql语句声明 [英] Asking about sql statement statement

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本文介绍了询问sql语句声明的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!

问题描述

表A

--------

EmployeeName EffectiveDate FieldType FieldValue

---------- - ------------- --------- ----------

Mg Mg 1/1/2010标题项目工程师

Mg Mg 1/1/2010部门IT部门

Mg Mg 1/1/2013标题辅助项目经理

Hla Kyaw 1 / 1/2012标题软件工程师

Hla Kyaw 2012年1月1日部门IT部门



如何为TableA编写select语句返回在TableB共振峰



TableB

------

EffectiveDate EmployeeName Title Department

---------- ---------- ----- -----------

1 / 1/2013 Mg Mg Assist项目经理IT部门

1/1/2012 Hla Kya w软件工程师IT部门

TableA
--------
EmployeeName EffectiveDate FieldType FieldValue
------------ ------------- --------- ----------
Mg Mg 1/1/2010 Title Project Engineer
Mg Mg 1/1/2010 Department IT Department
Mg Mg 1/1/2013 Title Assist Project Manager
Hla Kyaw 1/1/2012 Title Software Engineer
Hla Kyaw 1/1/2012 Department IT Department

How to write select statement for TableA to return in TableB formant

TableB
------
EffectiveDate EmployeeName Title Department
---------- ---------- ----- -----------
1/1/2013 Mg Mg Assist Project Manager IT Department
1/1/2012 Hla Kyaw Software Engineer IT Department

推荐答案

select EffectiveDate, EmployeeName, Title, Department from TableA where Department='IT Department'


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