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Thread: Functions and sql questions

  1. #1

    Thread Starter
    New Member
    Join Date
    Dec 1999
    Location
    Murcia
    Posts
    13

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    I have two questions. The first is about functions.

    1. Functions
    Wich is the best place for a function a form or a module(bas)?.
    I'm interested in memory and speed of my functions.
    Which are the main differences between both places?.

    2. Crystal Report
    I'm using Crystal Report 7.0 and I want to know if it's
    possible to make a field in my report that contains a query.
    I want to make a "select sum" in one table and I want a field
    to show the result of that query. Is it possible?.
    I'm trying using a "sql expresion field" but I don't have success. Any advive???.

    Thank you very much

    Nauj

  2. #2
    Guru Aaron Young's Avatar
    Join Date
    Jun 1999
    Location
    Red Wing, MN, USA
    Posts
    2,177

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    1. Where you put a Function depends on the Scope you want it to have, ie.
    If you Declare a Private Function within a Form, it's only accessible to the Code within the Form.
    Declaring a Public Function within a Form is only Accessable whilst the Form is Loaded and via that Form, ie.

    Form1.PublicFunctionName()

    Placing a Private Function in a Module is only Accessible to that Module, a Public Function is Accessible to all the Components of the Application without a Direct Reference to the Module.

    2. Select Insert Formula Field And click New, Enter a Name for the Field and you'll be taken to the Formula Editor, where you can build the Formula you wish to Report on.

    ------------------
    Aaron Young
    Analyst Programmer
    [email protected]
    [email protected]


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