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SQLObject-3.8.0-py2.py3-none-any.whl 2019-12-07 223.3 kB
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Hello!

I'm pleased to announce version 3.8.0, the first stable release of branch 3.8 of SQLObject.

What's new in SQLObject

Features

  • Add driver supersqlite. Not all tests are passing so the driver isn't added to the list of default drivers.

Minor features

  • Improve sqlrepr'ing ALL/ANY/SOME(): always put the expression at the right side of the comparison operation.

Bug fixes

  • Fixed a bug in cascade deletion/nullification.
  • Fixed a bug in PostgresConnection.columnsFromSchema: PostgreSQL 12 removed outdated catalog attribute pg_catalog.pg_attrdef.adsrc.
  • Fixed a bug working with microseconds in Time columns.

CI

  • Run tests with Python 3.8 at Travis CI.

Contributors for this release are Andrew Trusty, Marco Sirabella and darix.

For a more complete list, please see the news: http://sqlobject.org/News.html

What is SQLObject

SQLObject is an object-relational mapper. Your database tables are described as classes, and rows are instances of those classes. SQLObject is meant to be easy to use and quick to get started with.

SQLObject supports a number of backends: MySQL, PostgreSQL, SQLite, Firebird, Sybase, MSSQL and MaxDB (also known as SAPDB).

Python 2.7 or 3.4+ is required.

Example

Create a simple class that wraps a table:

>>> from sqlobject import *
>>>
>>> sqlhub.processConnection = connectionForURI('sqlite:/:memory:')
>>>
>>> class Person(SQLObject):
...     fname = StringCol()
...     mi = StringCol(length=1, default=None)
...     lname = StringCol()
...
>>> Person.createTable()

Use the object:

>>> p = Person(fname="John", lname="Doe")
>>> p
<Person 1 fname='John' mi=None lname='Doe'>
>>> p.fname
'John'
>>> p.mi = 'Q'
>>> p2 = Person.get(1)
>>> p2
<Person 1 fname='John' mi='Q' lname='Doe'>
>>> p is p2
True

Queries:

>>> p3 = Person.selectBy(lname="Doe")[0]
>>> p3
<Person 1 fname='John' mi='Q' lname='Doe'>
>>> pc = Person.select(Person.q.lname=="Doe").count()
>>> pc
1
Source: README.rst, updated 2019-12-07