ChangeLog

Changes:
  Feb 9, 2018:
    1. add keyword 'variables' 'errors' 'warnings' 'processlist' support for 'show' statements

    2. add support for 'show ... like' syntax


  Jan 30, 2018:
    1. add keyword 'global' support for 'show' statements

  Jan 24, 2018:
    1. zero the mysql client fd when calling mysql_init()

  Jan 19, 2018:
    1. add complete support for the 'show xxx' syntax

  Jan 15, 2018:
    1. add support for long 'host' field in tnsnames.ora that up to 128 bytes, such as an URL

  Dec 4, 2017:
    1. add support for multiple value list items syntax like : 
    
        'insert into <table> [format list] <val list a>, <val list b> ... '

    2. add support for sub queries in 'update' statements like the following:

        'update <table a>, (sub query b), ... set ... where ...'

  Nov 29,2017:
    1. add 'cascade'/'restrict' keywords support in 'drop table' statements

    2. add support for 'create table select *from <table>' statements

  Nov 28,2017:
    1. add 'drop table' syntax support

  Nov 25, 2017:
    1. add 'create table'  syntax support

    2. updated to v0.00.04 alpha

  Oct 30, 2017:
    1. change access rights of some methods in class mysql_adpt

  Oct 27, 2017:
    1. add support for the 'commit/rollback' syntax

  Oct 26, 2017:
    1. move most sql_tree constants into a single namespace called stree_types

  Oct 25, 2017:
    1. changed access rights of some sql_tree methods

  Oct 10, 2017:
    1. add an db driver specific layer called DAL that is short for
        Driver-Abstraction-Layer with which ZAS can now seperate itself
        from driver's specific codes .

    2. updated to v0.00.03 alpha

  Oct 2, 2017:
    1. add a java module named zas.java that invokes ZAS through JNI

    2. updated to v0.00.02 alpha

  Oct 1, 2017:
    1. add wrapper module named libcwpr which is an 'so' through which other 
        languages can utilize ZAS, and also a python module named zas.py 
        that provides python accessing to ZAS

  Sep 26, 2017:
    1. this module is renamed to ZAS which is short for Zhou's Adaptor of Sql

    2. version starts at 0.00.01 beta