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Thread: Writing Queries

  1. #1
    Join Date
    Apr 2015
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    2

    Post Unanswered: Writing Queries

    Hi Guys,

    I need help regarding writing a query for a database file. The query should be written in this format: "A query that implements the relational algebra difference operator".

    if anyone has proficiency, please let me know so that i can email you the database for writing the query. Please guys. Thanks in advance,

    EDDI Gou

  2. #2
    Join Date
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    Provided Answers: 54
    Go ahead and post your information here, I'd be happy to help you!

    -PatP
    In theory, theory and practice are identical. In practice, theory and practice are unrelated.

  3. #3
    Join Date
    Apr 2015
    Posts
    2

    Query Writing

    Hey Guys,

    Please find attachment for the .sql file of my database. I need a query to be created in a relational algebra difference operator type with the database that i have uploaded. Please help me out.
    Attached Files Attached Files

  4. #4
    Join Date
    Nov 2004
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    out on a limb
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    so what have you tried so far?
    have you got that schema loaded into an instance of MySQL?

    http://www.tc.umn.edu/~hause011/code/SQLexample.txt
    I'd rather be riding on the Tiger 800 or the Norton

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