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    quid

    0.0.7 • Public • Published

    Query Update Insert Delete - Data structures (quid)

    Bag datastructure with QUID operations. Core capability is to provide all the relational algebra on bags.

    Operations

    To create a new quid datastructure (referred as bag or quid)

    var quid = require('quid');
    var bag1 = new quid();
    

    All the following basic operations would work on this datastructure.

    • clone() - returns a new copy of the quid
    • update??
    • insert(element) - adds element to the quid
    • delete??

    Core algebra

    Following are the core operations

    • union(quid) - returns a new quid with union of this and quid (arg)
    • intersection(quid) - returns a new quid with intersecting elements of this and quid (arg)
    • difference(quid) - returns elements only in this and not in quid (arg)

    Relational operations

    • projection(keys) - returns a new quid with fields passed in keys (array of fields)
    • selection(cond) - returns a new quid with filtered results based on condition
    • distinct ??
    • sorting ??
    • grouping ??
    • aggregation ??

    References

    • js_cols - lib for datastructures (http://code.google.com/p/jscols/)

    License

    • js_cols - Apache License
    • for rest of the stuff, please refer to LICENSE file

    Keywords

    none

    Install

    npm i quid

    DownloadsWeekly Downloads

    7

    Version

    0.0.7

    License

    none

    Last publish

    Collaborators

    • openmason