Query man TD12/SQLA TD13 Importing and exporting

Tools  2 options  2export/import

Use this delimiter between column   2  click ok  

Exporting Step

  • Open query man
  • File menu2 export results
  • Select the query press’f5’
  • File name 3the exportàsave

Importing Steps

  • Delete the Header for the input file
  • File 2INPUT DATA
  • Insert into emp(????)
  • Specified the file  2 Click open

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Simple subquery

2Display employee details whose dept available in dept table

Ans: Sel*From emp;

Sel*From Dept;

Sel*From emp-Address; Select* emp where deptid in(Select deptid From Dept)

2Display Dept‘s name which does not have an employee?

Ans: Sel*From Dept  where deptid not in(Select deptid From Dept)

2Display Top 3 salary condate sub-Quer;

Ans: Select district (a. party income) From party a where3>( salary count(district(b. party income) ) From party b where a. party income< b. party income)  

Note: for nth max salary Top n salaries we have to go for either of the below wants

  OLAP function  

Note Sub Query always return first Query column only(outer Query any)    


Emp   Dept

DidD                                                             DidDcatDLOC

 Emp –address


  Sel * from emp.e, dept.d where did = d.did

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