1. Ivan Zakrevsky
  2. sqlbuilder

Overview

SQLBuilder

SmartSQL - lightweight Python sql builder, follows the KISS principle, less than 60 Kb. Supports Python2 and Python3.

You can use SmartSQL separatelly, or with Django, or with super-lightweight Ascetic ORM, or with super-lightweight datamapper Openorm (miror) etc.

LICENSE:

  • License is BSD

Quick start

>>> from sqlbuilder.smartsql import Q, T, compile
>>> compile(Q().tables(
...     (T.book & T.author).on(T.book.author_id == T.author.id)
... ).columns(
...     T.book.name, T.author.first_name, T.author.last_name
... ).where(
...     (T.author.first_name != 'Tom') & (T.author.last_name != 'Smith')
... )[20:30])
('SELECT "book"."name", "author"."first_name", "author"."last_name" FROM "book" INNER JOIN "author" ON ("book"."author_id" = "author"."id") WHERE "author"."first_name" <> %s AND "author"."last_name" <> %s LIMIT %s OFFSET %s', ['Tom', 'Smith', 10, 20])

Django integration

Simple add "sqlbuilder.django_sqlbuilder" to your INSTALLED_APPS.

>>> object_list = Book.s.q.tables(
...     (Book.s & Author.s).on(Book.s.author == Author.s.pk)
... ).where(
...     (Author.s.first_name != 'James') & (Author.s.last_name != 'Joyce')
... )[:10]