def updateable_autoincrement_pks(fn):
"""Target must support UPDATE on autoincrement/integer primary key."""
return _chain_decorators_on(
fn,
no_support('mssql', "IDENTITY cols can't be updated"),
no_support('sybase', "IDENTITY cols can't be updated"),
)
def updateable_autoincrement_pks(fn):
"""Target must support UPDATE on autoincrement/integer primary key."""
return _chain_decorators_on(
fn,
no_support('mssql', "IDENTITY cols can't be updated"),
no_support('sybase', "IDENTITY cols can't be updated"),
)
def independent_cursors(fn):
"""Target must support simultaneous, independent database cursors on a single connection."""
return _chain_decorators_on(
fn,
no_support('mssql+pyodbc', 'no driver support'),
no_support('mssql+mxodbc', 'no driver support'),
)
def deferrable_constraints(fn):
"""Target database must support derferable constraints."""
return _chain_decorators_on(
fn,
no_support("firebird", "not supported by database"),
no_support("mysql", "not supported by database"),
no_support("mssql", "not supported by database"),
)
def schemas(fn):
"""Target database must support external schemas, and have one named 'test_schema'."""
return _chain_decorators_on(
fn,
no_support('sqlite', 'no schema support'),
no_support('firebird', 'no schema support')
)
def boolean_col_expressions(fn):
"""Target database must support boolean expressions as columns"""
return _chain_decorators_on(
fn,
no_support('firebird', 'not supported by database'),
no_support('oracle', 'not supported by database'),
no_support('mssql', 'not supported by database'),
)
def unbounded_varchar(fn):
"""Target database must support VARCHAR with no length"""
return _chain_decorators_on(
fn,
no_support('firebird', 'not supported by database'),
no_support('oracle', 'not supported by database'),
no_support('mysql', 'not supported by database'),
)
def independent_cursors(fn):
"""Target must support simultaneous, independent database cursors on a single connection."""
return _chain_decorators_on(
fn,
no_support('mssql+pyodbc', 'no driver support'),
no_support('mssql+mxodbc', 'no driver support'),
)
def boolean_col_expressions(fn):
"""Target database must support boolean expressions as columns"""
return _chain_decorators_on(
fn,
no_support("firebird", "not supported by database"),
no_support("oracle", "not supported by database"),
no_support("mssql", "not supported by database"),
)
def schemas(fn):
"""Target database must support external schemas, and have one named 'test_schema'."""
return _chain_decorators_on(
fn,
no_support('sqlite', 'no schema support'),
no_support('firebird', 'no schema support')
)
def unbounded_varchar(fn):
"""Target database must support VARCHAR with no length"""
return _chain_decorators_on(
fn,
no_support("firebird", "not supported by database"),
no_support("oracle", "not supported by database"),
no_support("mysql", "not supported by database"),
)
def deferrable_constraints(fn):
"""Target database must support derferable constraints."""
return _chain_decorators_on(
fn,
no_support('firebird', 'not supported by database'),
no_support('mysql', 'not supported by database'),
no_support('mssql', 'not supported by database'),
)
def unbounded_varchar(fn):
"""Target database must support VARCHAR with no length"""
return _chain_decorators_on(
fn,
no_support('firebird', 'not supported by database'),
no_support('oracle', 'not supported by database'),
no_support('mysql', 'not supported by database'),
)
def deferrable_or_no_constraints(fn):
"""Target database must support derferable constraints."""
return _chain_decorators_on(
fn,
no_support('firebird', 'not supported by database'),
no_support('mysql', 'not supported by database'),
no_support('mssql', 'not supported by database'),
)
def row_triggers(fn):
"""Target must support standard statement-running EACH ROW triggers."""
return _chain_decorators_on(
fn,
# no access to same table
no_support('mysql', 'requires SUPER priv'),
exclude('mysql', '<', (5, 0, 10), 'not supported by database'),
no_support('postgres', 'not supported by database: no statements'),
)
def row_triggers(fn):
"""Target must support standard statement-running EACH ROW triggers."""
return _chain_decorators_on(
fn,
# no access to same table
no_support('mysql', 'requires SUPER priv'),
exclude('mysql', '<', (5, 0, 10), 'not supported by database'),
no_support('postgres', 'not supported by database: no statements'),
)
def sequences(fn):
"""Target database must support SEQUENCEs."""
return _chain_decorators_on(
fn,
no_support('access', 'no SEQUENCE support'),
no_support('mssql', 'no SEQUENCE support'),
no_support('mysql', 'no SEQUENCE support'),
no_support('sqlite', 'no SEQUENCE support'),
no_support('sybase', 'no SEQUENCE support'),
)
def savepoints(fn):
"""Target database must support savepoints."""
return _chain_decorators_on(
fn,
emits_warning_on('mssql', 'Savepoint support in mssql is experimental and may lead to data loss.'),
no_support('access', 'not supported by database'),
no_support('sqlite', 'not supported by database'),
no_support('sybase', 'FIXME: guessing, needs confirmation'),
exclude('mysql', '<', (5, 0, 3), 'not supported by database'),
)
def unicode_ddl(fn):
"""Target driver must support some encoding of Unicode across the wire."""
# TODO: expand to exclude MySQLdb versions w/ broken unicode
return _chain_decorators_on(
fn,
no_support('maxdb', 'database support flakey'),
no_support('oracle', 'FIXME: no support in database?'),
no_support('sybase', 'FIXME: guessing, needs confirmation'),
exclude('mysql', '<', (4, 1, 1), 'no unicode connection support'),
)
def row_triggers(fn):
"""Target must support standard statement-running EACH ROW triggers."""
return _chain_decorators_on(
fn,
# no access to same table
no_support("mysql", "requires SUPER priv"),
exclude("mysql", "<", (5, 0, 10), "not supported by database"),
# huh? TODO: implement triggers for PG tests, remove this
no_support("postgresql", "PG triggers need to be implemented for tests"),
)
def unicode_ddl(fn):
"""Target driver must support some encoding of Unicode across the wire."""
# TODO: expand to exclude MySQLdb versions w/ broken unicode
return _chain_decorators_on(
fn,
no_support("maxdb", "database support flakey"),
no_support("oracle", "FIXME: no support in database?"),
no_support("sybase", "FIXME: guessing, needs confirmation"),
exclude("mysql", "<", (4, 1, 1), "no unicode connection support"),
)
def savepoints(fn):
"""Target database must support savepoints."""
return _chain_decorators_on(
fn,
emits_warning_on("mssql", "Savepoint support in mssql is experimental and may lead to data loss."),
no_support("access", "not supported by database"),
no_support("sqlite", "not supported by database"),
no_support("sybase", "FIXME: guessing, needs confirmation"),
exclude("mysql", "<", (5, 0, 3), "not supported by database"),
)
def unicode_ddl(fn):
"""Target driver must support some encoding of Unicode across the wire."""
# TODO: expand to exclude MySQLdb versions w/ broken unicode
return _chain_decorators_on(
fn,
no_support('maxdb', 'database support flakey'),
no_support('oracle', 'FIXME: no support in database?'),
no_support('sybase', 'FIXME: guessing, needs confirmation'),
exclude('mysql', '<', (4, 1, 1), 'no unicode connection support'),
)
def sequences(fn):
"""Target database must support SEQUENCEs."""
return _chain_decorators_on(
fn,
no_support('access', 'no SEQUENCE support'),
no_support('mssql', 'no SEQUENCE support'),
no_support('mysql', 'no SEQUENCE support'),
no_support('sqlite', 'no SEQUENCE support'),
no_support('sybase', 'no SEQUENCE support'),
)
def sequences(fn):
"""Target database must support SEQUENCEs."""
return _chain_decorators_on(
fn,
no_support("access", "no SEQUENCE support"),
no_support("mssql", "no SEQUENCE support"),
no_support("mysql", "no SEQUENCE support"),
no_support("sqlite", "no SEQUENCE support"),
no_support("sybase", "no SEQUENCE support"),
)
def boolean_col_expressions(fn):
"""Target database must support boolean expressions as columns"""
return _chain_decorators_on(
fn,
no_support('firebird', 'not supported by database'),
no_support('oracle', 'not supported by database'),
no_support('mssql', 'not supported by database'),
no_support('sybase', 'not supported by database'),
no_support('maxdb', 'FIXME: verify not supported by database'),
)
def savepoints(fn):
"""Target database must support savepoints."""
return _chain_decorators_on(
fn,
no_support('access', 'savepoints not supported'),
no_support('sqlite', 'savepoints not supported'),
no_support('sybase', 'savepoints not supported'),
exclude('mysql', '<', (5, 0, 3), 'savepoints not supported'),
exclude('informix', '<', (11, 55, 'xC3'), 'savepoints not supported'),
)
def savepoints(fn):
"""Target database must support savepoints."""
return _chain_decorators_on(
fn,
no_support('access', 'savepoints not supported'),
no_support('sqlite', 'savepoints not supported'),
no_support('sybase', 'savepoints not supported'),
exclude('mysql', '<', (5, 0, 3), 'savepoints not supported'),
exclude('informix', '<', (11, 55, 'xC3'), 'savepoints not supported'),
)
def row_triggers(fn):
"""Target must support standard statement-running EACH ROW triggers."""
return _chain_decorators_on(
fn,
# no access to same table
no_support('mysql', 'requires SUPER priv'),
exclude('mysql', '<', (5, 0, 10), 'not supported by database'),
# huh? TODO: implement triggers for PG tests, remove this
no_support('postgresql', 'PG triggers need to be implemented for tests'),
)
def savepoints(fn):
"""Target database must support savepoints."""
return _chain_decorators_on(
fn,
emits_warning_on('mssql', 'Savepoint support in mssql is experimental and may lead to data loss.'),
no_support('access', 'savepoints not supported'),
no_support('sqlite', 'savepoints not supported'),
no_support('sybase', 'savepoints not supported'),
exclude('mysql', '<', (5, 0, 3), 'savepoints not supported'),
exclude('informix', '<', (11, 55, 'xC3'), 'savepoints not supported'),
)
def identity(fn):
"""Target database must support GENERATED AS IDENTITY or a facsimile.
Includes GENERATED AS IDENTITY, AUTOINCREMENT, AUTO_INCREMENT, or other
column DDL feature that fills in a DB-generated identifier at INSERT-time
without requiring pre-execution of a SEQUENCE or other artifact.
"""
return _chain_decorators_on(
fn,
no_support('firebird', 'not supported by database'),
no_support('oracle', 'not supported by database'),
no_support('postgresql', 'not supported by database'),
no_support('sybase', 'not supported by database'),
)
def identity(fn):
"""Target database must support GENERATED AS IDENTITY or a facsimile.
Includes GENERATED AS IDENTITY, AUTOINCREMENT, AUTO_INCREMENT, or other
column DDL feature that fills in a DB-generated identifier at INSERT-time
without requiring pre-execution of a SEQUENCE or other artifact.
"""
return _chain_decorators_on(
fn,
no_support('firebird', 'not supported by database'),
no_support('oracle', 'not supported by database'),
no_support('postgresql', 'not supported by database'),
no_support('sybase', 'not supported by database'),
)
def correlated_outer_joins(fn):
"""Target must support an outer join to a subquery which correlates to the parent."""
return _chain_decorators_on(
fn,
no_support('oracle', 'Raises "ORA-01799: a column may not be outer-joined to a subquery"')
)
def correlated_outer_joins(fn):
"""Target must support an outer join to a subquery which correlates to the parent."""
return _chain_decorators_on(
fn,
no_support('oracle', 'Raises "ORA-01799: a column may not be outer-joined to a subquery"')
)
def independent_connections(fn):
"""Target must support simultaneous, independent database connections."""
# This is also true of some configurations of UnixODBC and probably win32
# ODBC as well.
return _chain_decorators_on(
fn,
no_support('sqlite', 'no driver support')
)
def independent_connections(fn):
"""Target must support simultaneous, independent database connections."""
# This is also true of some configurations of UnixODBC and probably win32
# ODBC as well.
return _chain_decorators_on(
fn,
no_support("sqlite", "no driver support"),
exclude("mssql", "<", (9, 0, 0), "SQL Server 2005+ is required for independent connections"),
)
def two_phase_transactions(fn):
"""Target database must support two-phase transactions."""
return _chain_decorators_on(
fn,
no_support('access', 'not supported by database'),
no_support('firebird', 'no SA implementation'),
no_support('maxdb', 'not supported by database'),
no_support('mssql', 'FIXME: guessing, needs confirmation'),
no_support('oracle', 'no SA implementation'),
no_support('drizzle', 'not supported by database'),
no_support('sqlite', 'not supported by database'),
no_support('sybase', 'FIXME: guessing, needs confirmation'),
no_support('postgresql+zxjdbc', 'FIXME: JDBC driver confuses the transaction state, may '
'need separate XA implementation'),
exclude('mysql', '<', (5, 0, 3), 'not supported by database'),
)
def independent_connections(fn):
"""Target must support simultaneous, independent database connections."""
# This is also true of some configurations of UnixODBC and probably win32
# ODBC as well.
return _chain_decorators_on(
fn,
no_support('sqlite', 'no driver support'),
exclude('mssql', '<', (9, 0, 0),
'SQL Server 2005+ is required for independent connections'),
)
def independent_connections(fn):
"""Target must support simultaneous, independent database connections."""
# This is also true of some configurations of UnixODBC and probably win32
# ODBC as well.
return _chain_decorators_on(
fn,
no_support('sqlite', 'Independent connections disabled when '
':memory: connections are used'),
exclude('mssql', '<', (9, 0, 0),
'SQL Server 2005+ is required for independent connections'),
)
def two_phase_transactions(fn):
"""Target database must support two-phase transactions."""
return _chain_decorators_on(
fn,
no_support('access', 'not supported by database'),
no_support('firebird', 'no SA implementation'),
no_support('maxdb', 'not supported by database'),
no_support('mssql', 'FIXME: guessing, needs confirmation'),
no_support('oracle', 'no SA implementation'),
no_support('drizzle', 'not supported by database'),
no_support('sqlite', 'not supported by database'),
no_support('sybase', 'FIXME: guessing, needs confirmation'),
no_support(
'postgresql+zxjdbc',
'FIXME: JDBC driver confuses the transaction state, may '
'need separate XA implementation'),
exclude('mysql', '<', (5, 0, 3), 'not supported by database'),
)
def two_phase_transactions(fn):
"""Target database must support two-phase transactions."""
return _chain_decorators_on(
fn,
no_support('access', 'not supported by database'),
no_support('firebird', 'no SA implementation'),
no_support('maxdb', 'not supported by database'),
no_support('mssql', 'FIXME: guessing, needs confirmation'),
no_support('oracle', 'no SA implementation'),
no_support('sqlite', 'not supported by database'),
no_support('sybase', 'FIXME: guessing, needs confirmation'),
exclude('mysql', '<', (5, 0, 3), 'not supported by database'),
)
def two_phase_transactions(fn):
"""Target database must support two-phase transactions."""
return _chain_decorators_on(
fn,
no_support('access', 'not supported by database'),
no_support('firebird', 'no SA implementation'),
no_support('maxdb', 'not supported by database'),
no_support('mssql', 'FIXME: guessing, needs confirmation'),
no_support('oracle', 'no SA implementation'),
no_support('sqlite', 'not supported by database'),
no_support('sybase', 'FIXME: guessing, needs confirmation'),
exclude('mysql', '<', (5, 0, 3), 'not supported by database'),
)
def two_phase_transactions(fn):
"""Target database must support two-phase transactions."""
return _chain_decorators_on(
fn,
no_support("access", "not supported by database"),
no_support("firebird", "no SA implementation"),
no_support("maxdb", "not supported by database"),
no_support("mssql", "FIXME: guessing, needs confirmation"),
no_support("oracle", "no SA implementation"),
no_support("sqlite", "not supported by database"),
no_support("sybase", "FIXME: guessing, needs confirmation"),
no_support(
"postgresql+zxjdbc",
"FIXME: JDBC driver confuses the transaction state, may " "need separate XA implementation",
),
exclude("mysql", "<", (5, 0, 3), "not supported by database"),
)
def returning(fn):
return _chain_decorators_on(
fn,
no_support("access", "not supported by database"),
no_support("sqlite", "not supported by database"),
no_support("mysql", "not supported by database"),
no_support("maxdb", "not supported by database"),
no_support("sybase", "not supported by database"),
no_support("informix", "not supported by database"),
)
def returning(fn):
return _chain_decorators_on(
fn,
no_support('access', "'returning' not supported by database"),
no_support('sqlite', "'returning' not supported by database"),
no_support('mysql', "'returning' not supported by database"),
no_support('maxdb', "'returning' not supported by database"),
no_support('sybase', "'returning' not supported by database"),
no_support('informix', "'returning' not supported by database"),
)
def returning(fn):
return _chain_decorators_on(
fn,
no_support('access', "'returning' not supported by database"),
no_support('sqlite', "'returning' not supported by database"),
no_support('mysql', "'returning' not supported by database"),
no_support('maxdb', "'returning' not supported by database"),
no_support('sybase', "'returning' not supported by database"),
no_support('informix', "'returning' not supported by database"),
)
def update_nowait(fn):
"""Target database must support SELECT...FOR UPDATE NOWAIT"""
return _chain_decorators_on(
fn,
no_support('access', 'no FOR UPDATE NOWAIT support'),
no_support('firebird', 'no FOR UPDATE NOWAIT support'),
no_support('mssql', 'no FOR UPDATE NOWAIT support'),
no_support('mysql', 'no FOR UPDATE NOWAIT support'),
no_support('sqlite', 'no FOR UPDATE NOWAIT support'),
no_support('sybase', 'no FOR UPDATE NOWAIT support'),
)
def update_nowait(fn):
"""Target database must support SELECT...FOR UPDATE NOWAIT"""
return _chain_decorators_on(
fn,
no_support('access', 'no FOR UPDATE NOWAIT support'),
no_support('firebird', 'no FOR UPDATE NOWAIT support'),
no_support('mssql', 'no FOR UPDATE NOWAIT support'),
no_support('mysql', 'no FOR UPDATE NOWAIT support'),
no_support('sqlite', 'no FOR UPDATE NOWAIT support'),
no_support('sybase', 'no FOR UPDATE NOWAIT support'),
)
def independent_connections(fn):
"""Target must support simultaneous, independent database connections."""
# This is also true of some configurations of UnixODBC and probably win32
# ODBC as well.
return _chain_decorators_on(fn, no_support('sqlite', 'no driver support'))
def views(fn):
"""Target database must support VIEWs."""
return _chain_decorators_on(
fn,
no_support('drizzle', 'no VIEW support'),
)
def foreign_keys(fn):
"""Target database must support foreign keys."""
return _chain_decorators_on(
fn,
no_support('sqlite', 'not supported by database'),
)