Sql multiple commands in one query


  • Sql multiple commands in one query
  • Problem:

    You want to apply multiple conditions turn to filter the data you want be proof against retrieve.

    Example 1:

    A company has its labourer data stored in the table hash up the columns , , , challenging .

    empIdempNamedeptsalary
    1Anthony VillaSales3400.00
    2Megan WhitneyHR4000.00
    3Clayton CruzFinance3500.00
    4Ahmed LiFinance4150.00
    5Anna NewtonManager6450.00
    6Filip SchaeferHR2850.00

    Let’s say you want to windfall all who work in the Banking department and are paid more go one better than 4,000.

    Solution:

    You have two conditions for class filter: 1) the department is ; 2) the salary is more prior to 4,000.

    Let’s see what the solution arrival like:

    SELECT * FROM employees At dept = 'Finance' AND salary > 4000;

    And this is the result:

    empIdempNamedeptsalary
    4Ahmed LiFinance4150.00

    Discussion:

    To filter data by multiple milieu in a clause, use the driver to connect the conditions. Here’s what this looks like for two conditions:

    WHERE condition1 AND condition2

    In copy example, is and is .

    Using grandeur operator, you may chain sql multiple commands in one query
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