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    IAverage Class

    Defined in: /private/var/user/Documents/App/Hybrid/JavaScript/Siminov/Database/Design/IAverage.js:57
    Module: Impl
    Parent Module: Database

    Exposes API's to get average value of all non-NULL X within a group. String and BLOB values that do not look like numbers are interpreted as 0. The result of avg() is always a floating point value as long as at there is at least one non-NULL input even if all inputs are integers. The result of avg() is NULL if and only if there are no non-NULL inputs.

    Methods

    and

    (
    • column
    )
    IAerageClause

    Defined in /private/var/user/Documents/App/Hybrid/JavaScript/Siminov/Database/Design/IAverage.js:99

    Used to specify AND condition between where clause.

    Parameters:

    • column String

      Name of column on which condition need to be specified.

    Returns:

    IAerageClause:

    IAerageClause Interface.

    column

    (
    • column
    )
    IAverage

    Defined in /private/var/user/Documents/App/Hybrid/JavaScript/Siminov/Database/Design/IAverage.js:149

    Used to provide name of column for which average will be calculated.

    Parameters:

    • column String

      Name of column.

    Returns:

    IAverage:

    IAverage Interface.

    execute

    () Object

    Defined in /private/var/user/Documents/App/Hybrid/JavaScript/Siminov/Database/Design/IAverage.js:159

    Used to get average, this method should be called in last to calculate average.

    Returns:

    Object:

    Return average.

    executeAsync

    (
    • callback
    )

    Defined in /private/var/user/Documents/App/Hybrid/JavaScript/Siminov/Database/Design/IAverage.js:169

    Used to get average asynchronous, this method should be called in last to calculate average.

    Parameters:

    • callback Callback

      Request Callback

    groupBy

    (
    • columns
    )
    IAverage

    Defined in /private/var/user/Documents/App/Hybrid/JavaScript/Siminov/Database/Design/IAverage.js:119

    Used to specify GROUP BY statement in conjunction with the aggregate functions to group the result-set by one or more columns.

    Parameters:

    • columns Array

      Name of columns.

    Returns:

    IAverage:

    IAverage Interface.

    having

    (
    • column
    )
    IAverageClause

    Defined in /private/var/user/Documents/App/Hybrid/JavaScript/Siminov/Database/Design/IAverage.js:129

    Used to specify HAVING clause to SQL because the WHERE keyword could not be used with aggregate functions.

    Parameters:

    • column String

      Name of column on which condition need to be applied.

    Returns:

    IAverageClause:

    IAverageClause Interface.

    havingClause

    (
    • havingClause
    )
    IAverage

    Defined in /private/var/user/Documents/App/Hybrid/JavaScript/Siminov/Database/Design/IAverage.js:139

    Used to provide manually created Where clause, instead of using API's.

    Parameters:

    • havingClause String

      Where clause.

    Returns:

    IAverage:

    IAverage Interface.

    or

    (
    • column
    )
    IAverageClause

    Defined in /private/var/user/Documents/App/Hybrid/JavaScript/Siminov/Database/Design/IAverage.js:109

    Used to specify OR condition between where clause.

    Parameters:

    • column String

      Name of column on which condition need to be specified.

    Returns:

    IAverageClause:

    IAverageClause Interface.

    where

    (
    • column
    )
    IAerageClause

    Defined in /private/var/user/Documents/App/Hybrid/JavaScript/Siminov/Database/Design/IAverage.js:79

    Column name of which condition will be specified.

    Parameters:

    • column String

      Name of column.

    Returns:

    IAerageClause:

    IAerageClause Interface.

    whereClause

    (
    • whereClause
    )
    IAverage

    Defined in /private/var/user/Documents/App/Hybrid/JavaScript/Siminov/Database/Design/IAverage.js:89

    Used to provide manually created Where clause, instead of using API's.

    Parameters:

    • whereClause String

      Manually created where clause.

    Returns:

    IAverage:

    IAverage Interface.