Using the Function of SetSQLSelect to Achieve the Flexible Query of Data
Shengjun Liu
Abstract
Shengjun Liu
Abstract
The datawindow is a PowerBuilder's patent technique.The function SetSQLSelect() is one of datawindow control's functions.In this paper,by analysing the SQL SELECT sentence's structure,designing the SQL SELECT sentence,using the SetSQLSelect function,it can achieve flexible data query.
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The datawindow is a PowerBuilder's patent technique.The function SetSQLSelect() is one of datawindow control's functions.In this paper,by analysing the SQL SELECT sentence's structure,designing the SQL SELECT sentence,using the SetSQLSelect function,it can achieve flexible data query.
Key concepts: Computer science, Sentence, SQL, Function (biology), Query by Example, Database, Query optimization, Data mining