562___________________________________________ 10

   ,     -
     .     Query,  
 ,   .   ,   -
   ,       -
 .   , ,    -
    .

10.1.6.4     Query

  SQL,          -
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    ..      SQL  
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     ,   -
:

: < >
,      Select  WHERE  :

WHERE Year_b <= : 

         - ,   -
 ,    PYear.

    Query.       SQL -
,  , :

Select * from pers where (year_b>:PYear) and (dep=:Dep)

        Params,   -
           PYear
  (. . 10.2).           
    .  :

. 10.2

   

DataType                     (int, string  ..)
Name                      

ParamType                   (   
,     . -
 10.3.5.2)

Value                        
Type   Value      

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    .