Metadata-Version: 1.1
Name: sqliteschema
Version: 0.9.1
Summary: 
    A python library to dump table schema of a SQLite database file.
    
Home-page: https://github.com/thombashi/sqliteschema
Author: Tsuyoshi Hombashi
Author-email: gogogo.vm@gmail.com
License: MIT License
Description: sqliteschema
        ===============
        
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        Summary
        =======
        Python library to dump table schema of a SQLite database file.
        
        
        Installation
        ============
        
        ::
        
            pip install sqliteschema
        
        
        Usage
        =====
        Full example can be found at examples/get_table_schema.py
        
        Extract SQLite Schema
        ----------------------------------
        
        .. code:: python
        
            for verbosity_level in range(2):
                print("----- get_table_schema method: verbosity_level={} -----".format(
                    verbosity_level))
                extractor = sqliteschema.SqliteSchemaExtractor(
                    sqlite_db_path, verbosity_level=verbosity_level,
                    output_format="table")
                for table_name in extractor.get_table_name_list():
                    print("{:s} {}".format(
                        table_name,
                        extractor.get_table_schema(table_name)))
                print()
        
        .. code::
        
            ----- get_table_schema method: verbosity_level=0 -----
            sampletable0 ['attr_a', 'attr_b']
            sampletable1 ['foo', 'bar', 'hoge']
            constraints ['primarykey_id', 'notnull_value', 'unique_value']
        
            ----- get_table_schema method: verbosity_level=1 -----
            sampletable0 OrderedDict([('attr_a', 'INTEGER'), ('attr_b', 'INTEGER')])
            sampletable1 OrderedDict([('foo', 'INTEGER'), ('bar', 'REAL'), ('hoge', 'TEXT')])
            constraints OrderedDict([('primarykey_id', 'INTEGER'), ('notnull_value', 'REAL'), ('unique_value', 'INTEGER')])
        
        
        Dump SQLite Schema as Table Text
        ----------------------------------
        
        .. code:: python
        
            for verbosity_level in range(2):
                print("----- dump schema table: verbosity_level={} -----".format(
                    verbosity_level))
                extractor = sqliteschema.SqliteSchemaExtractor(
                    sqlite_db_path, verbosity_level=verbosity_level,
                    output_format="table")
                print(extractor.dumps())
        
        .. code::
        
            ----- dump schema table: verbosity_level=0 -----
            .. table:: sampletable0
        
                +--------------+---------+
                |Attribute name|Data type|
                +==============+=========+
                |attr_a        |INTEGER  |
                +--------------+---------+
                |attr_b        |INTEGER  |
                +--------------+---------+
        
            .. table:: sampletable1
        
                +--------------+---------+
                |Attribute name|Data type|
                +==============+=========+
                |foo           |INTEGER  |
                +--------------+---------+
                |bar           |REAL     |
                +--------------+---------+
                |hoge          |TEXT     |
                +--------------+---------+
        
            .. table:: constraints
        
                +--------------+---------+
                |Attribute name|Data type|
                +==============+=========+
                |primarykey_id |INTEGER  |
                +--------------+---------+
                |notnull_value |REAL     |
                +--------------+---------+
                |unique_value  |INTEGER  |
                +--------------+---------+
        
        
            ----- dump schema table: verbosity_level=1 -----
            .. table:: sampletable0 (2 records)
        
                +--------------+---------+-----------+--------+------+-----+
                |Attribute name|Data type|Primary key|Not NULL|Unique|Index|
                +==============+=========+===========+========+======+=====+
                |attr_a        |INTEGER  |           |        |      |     |
                +--------------+---------+-----------+--------+------+-----+
                |attr_b        |INTEGER  |           |        |      |     |
                +--------------+---------+-----------+--------+------+-----+
        
            .. table:: sampletable1 (2 records)
        
                +--------------+---------+-----------+--------+------+-----+
                |Attribute name|Data type|Primary key|Not NULL|Unique|Index|
                +==============+=========+===========+========+======+=====+
                |foo           |INTEGER  |           |        |      |X    |
                +--------------+---------+-----------+--------+------+-----+
                |bar           |REAL     |           |        |      |     |
                +--------------+---------+-----------+--------+------+-----+
                |hoge          |TEXT     |           |        |      |X    |
                +--------------+---------+-----------+--------+------+-----+
        
            .. table:: constraints (0 records)
        
                +--------------+---------+-----------+--------+------+-----+
                |Attribute name|Data type|Primary key|Not NULL|Unique|Index|
                +==============+=========+===========+========+======+=====+
                |primarykey_id |INTEGER  |X          |        |      |     |
                +--------------+---------+-----------+--------+------+-----+
                |notnull_value |REAL     |           |X       |      |     |
                +--------------+---------+-----------+--------+------+-----+
                |unique_value  |INTEGER  |           |        |X     |     |
                +--------------+---------+-----------+--------+------+-----+
        
        
        Dump Schema as Text
        ---------------------------
        
        .. code:: python
        
                for verbosity_level in range(6):
                    print("----- dump schema text: verbosity_level={} -----".format(
                        verbosity_level))
                    extractor = sqliteschema.SqliteSchemaExtractor(
                        sqlite_db_path, verbosity_level=verbosity_level,
                        output_format="text")
                    print(extractor.dumps())
        
        .. code::
        
            ----- dump schema text: verbosity_level=0 -----
            sampletable0
            sampletable1
            constraints
        
            ----- dump schema text: verbosity_level=1 -----
            sampletable0 (attr_a, attr_b)
            sampletable1 (foo, bar, hoge)
            constraints (primarykey_id, notnull_value, unique_value)
        
            ----- dump schema text: verbosity_level=2 -----
            sampletable0 (attr_a INTEGER, attr_b INTEGER)
            sampletable1 (foo INTEGER, bar REAL, hoge TEXT)
            constraints (primarykey_id INTEGER, notnull_value REAL, unique_value INTEGER)
        
            ----- dump schema text: verbosity_level=3 -----
            sampletable0 (attr_a INTEGER, attr_b INTEGER)
            sampletable1 (foo INTEGER, bar REAL, hoge TEXT)
            constraints (primarykey_id INTEGER PRIMARY KEY, notnull_value REAL NOT NULL, unique_value INTEGER UNIQUE)
        
            ----- dump schema text: verbosity_level=4 -----
            sampletable0 (
                attr_a INTEGER,
                attr_b INTEGER
            )
        
            sampletable1 (
                foo INTEGER,
                bar REAL,
                hoge TEXT
            )
        
            constraints (
                primarykey_id INTEGER PRIMARY KEY,
                notnull_value REAL NOT NULL,
                unique_value INTEGER UNIQUE
            )
        
        
            ----- dump schema text: verbosity_level=5 -----
            sampletable0 (
                attr_a INTEGER,
                attr_b INTEGER
            )
        
            sampletable1 (
                foo INTEGER,
                bar REAL,
                hoge TEXT
            )
            CREATE INDEX sampletable1_foo_index ON sampletable1('foo')
            CREATE INDEX sampletable1_hoge_index ON sampletable1('hoge')
        
            constraints (
                primarykey_id INTEGER PRIMARY KEY,
                notnull_value REAL NOT NULL,
                unique_value INTEGER UNIQUE
            )
        
        
        Dependencies
        ============
        
        Python 2.7+ or 3.3+
        
        - `logbook <http://logbook.readthedocs.io/en/stable/>`__
        - `pytablewriter <https://github.com/thombashi/pytablewriter>`__
        - `SimpleSQLite <https://github.com/thombashi/SimpleSQLite>`__
        - `six <https://pypi.python.org/pypi/six/>`__
        - `typepy <https://github.com/thombashi/typepy>`__
        
        Test dependencies
        -----------------
        
        -  `pytest <https://pypi.python.org/pypi/pytest>`__
        -  `pytest-runner <https://pypi.python.org/pypi/pytest-runner>`__
        -  `tox <https://pypi.python.org/pypi/tox>`__
        
Keywords: SQLite,library,schema
Platform: UNKNOWN
Classifier: Development Status :: 3 - Alpha
Classifier: Intended Audience :: Developers
Classifier: Intended Audience :: Information Technology
Classifier: License :: OSI Approved :: MIT License
Classifier: Operating System :: OS Independent
Classifier: Programming Language :: Python :: 2
Classifier: Programming Language :: Python :: 2.7
Classifier: Programming Language :: Python :: 3
Classifier: Programming Language :: Python :: 3.3
Classifier: Programming Language :: Python :: 3.4
Classifier: Programming Language :: Python :: 3.5
Classifier: Programming Language :: Python :: 3.6
Classifier: Topic :: Software Development :: Libraries
Classifier: Topic :: Software Development :: Libraries :: Python Modules
Classifier: Topic :: Database
