本文整理汇总了Python中cx_Oracle.select方法的典型用法代码示例。如果您正苦于以下问题：Python cx_Oracle.select方法的具体用法？Python cx_Oracle.select怎么用？Python cx_Oracle.select使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类cx_Oracle的用法示例。
在下文中一共展示了cx_Oracle.select方法的8个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: select
# 需要导入模块: import cx_Oracle [as 别名]
# 或者: from cx_Oracle import select [as 别名]
def select(self, tables, vars=None, what='*', where=None, order=None, group=None,
limit=None, offset=None, _test=False):
"""
Selects `what` from `tables` with clauses `where`, `order`,
`group`, `limit`, and `offset`. Uses vars to interpolate.
Otherwise, each clause can be a SQLQuery.
>>> db = DB(None, {})
>>> db.select('foo', _test=True)
<sql: 'SELECT * FROM foo'>
>>> db.select(['foo', 'bar'], where="foo.bar_id = bar.id", limit=5, _test=True)
<sql: 'SELECT * FROM foo, bar WHERE foo.bar_id = bar.id LIMIT 5'>
"""
if vars is None: vars = {}
sql_clauses = self.sql_clauses(what, tables, where, group, order, limit, offset)
clauses = [self.gen_clause(sql, val, vars) for sql, val in sql_clauses if val is not None]
qout = SQLQuery.join(clauses)
if _test: return qout
return self.query(qout, processed=True) 示例2: where
# 需要导入模块: import cx_Oracle [as 别名]
# 或者: from cx_Oracle import select [as 别名]
def where(self, table, what='*', order=None, group=None, limit=None,
offset=None, _test=False, **kwargs):
"""
Selects from `table` where keys are equal to values in `kwargs`.
>>> db = DB(None, {})
>>> db.where('foo', bar_id=3, _test=True)
<sql: 'SELECT * FROM foo WHERE bar_id = 3'>
>>> db.where('foo', source=2, crust='dewey', _test=True)
<sql: "SELECT * FROM foo WHERE source = 2 AND crust = 'dewey'">
>>> db.where('foo', _test=True)
<sql: 'SELECT * FROM foo'>
"""
where_clauses = []
for k, v in kwargs.iteritems():
where_clauses.append(k + ' = ' + sqlquote(v))
if where_clauses:
where = SQLQuery.join(where_clauses, " AND ")
else:
where = None
return self.select(table, what=what, order=order,
group=group, limit=limit, offset=offset, _test=_test,
where=where) 示例3: select
# 需要导入模块: import cx_Oracle [as 别名]
# 或者: from cx_Oracle import select [as 别名]
def select(self, tables, vars=None, what='*', where=None, order=None, group=None,
limit=None, offset=None, _test=False):
"""
Selects `what` from `tables` with clauses `where`, `order`,
`group`, `limit`, and `offset`. Uses vars to interpolate.
Otherwise, each clause can be a SQLQuery.
>>> db = DB(None, {})
>>> db.select('foo', _test=True)
<sql: 'SELECT * FROM foo'>
>>> db.select(['foo', 'bar'], where="foo.bar_id = bar.id", limit=5, _test=True)
<sql: 'SELECT * FROM foo, bar WHERE foo.bar_id = bar.id LIMIT 5'>
"""
if vars is None: vars = {}
sql_clauses = self.sql_clauses(what, tables, where, group, order, limit, offset)
clauses = [self.gen_clause(sql, val, vars) for sql, val in sql_clauses if val is not None]
qout = SQLQuery.join(clauses)
if _test: return qout
return self.query(qout, processed=True) 示例4: where
# 需要导入模块: import cx_Oracle [as 别名]
# 或者: from cx_Oracle import select [as 别名]
def where(self, table, what='*', order=None, group=None, limit=None,
offset=None, _test=False, **kwargs):
"""
Selects from `table` where keys are equal to values in `kwargs`.
>>> db = DB(None, {})
>>> db.where('foo', bar_id=3, _test=True)
<sql: 'SELECT * FROM foo WHERE bar_id = 3'>
>>> db.where('foo', source=2, crust='dewey', _test=True)
<sql: "SELECT * FROM foo WHERE source = 2 AND crust = 'dewey'">
>>> db.where('foo', _test=True)
<sql: 'SELECT * FROM foo'>
"""
where_clauses = []
for k, v in kwargs.iteritems():
where_clauses.append(k + ' = ' + sqlquote(v))
if where_clauses:
where = SQLQuery.join(where_clauses, " AND ")
else:
where = None
return self.select(table, what=what, order=order,
group=group, limit=limit, offset=offset, _test=_test,
where=where) 示例5: select
# 需要导入模块: import cx_Oracle [as 别名]
# 或者: from cx_Oracle import select [as 别名]
def select(self, tables, vars=None, what='*', where=None, order=None, group=None,
limit=None, offset=None, _test=False):
"""
Selects `what` from `tables` with clauses `where`, `order`,
`group`, `limit`, and `offset`. Uses vars to interpolate.
Otherwise, each clause can be a SQLQuery.
>>> db = DB(None, {})
>>> db.select('foo', _test=True)
<sql: 'SELECT * FROM foo'>
>>> db.select(['foo', 'bar'], where="foo.bar_id = bar.id", limit=5, _test=True)
<sql: 'SELECT * FROM foo, bar WHERE foo.bar_id = bar.id LIMIT 5'>
>>> db.select('foo', where={'id': 5}, _test=True)
<sql: 'SELECT * FROM foo WHERE id = 5'>
"""
if vars is None: vars = {}
sql_clauses = self.sql_clauses(what, tables, where, group, order, limit, offset)
clauses = [self.gen_clause(sql, val, vars) for sql, val in sql_clauses if val is not None]
qout = SQLQuery.join(clauses)
if _test: return qout
return self.query(qout, processed=True) 示例6: where
# 需要导入模块: import cx_Oracle [as 别名]
# 或者: from cx_Oracle import select [as 别名]
def where(self, table, what='*', order=None, group=None, limit=None,
offset=None, _test=False, **kwargs):
"""
Selects from `table` where keys are equal to values in `kwargs`.
>>> db = DB(None, {})
>>> db.where('foo', bar_id=3, _test=True)
<sql: 'SELECT * FROM foo WHERE bar_id = 3'>
>>> db.where('foo', source=2, crust='dewey', _test=True)
<sql: "SELECT * FROM foo WHERE crust = 'dewey' AND source = 2">
>>> db.where('foo', _test=True)
<sql: 'SELECT * FROM foo'>
"""
where = self._where_dict(kwargs)
return self.select(table, what=what, order=order,
group=group, limit=limit, offset=offset, _test=_test,
where=where) 示例7: _test
# 需要导入模块: import cx_Oracle [as 别名]
# 或者: from cx_Oracle import select [as 别名]
def _test(self):
"""Test LIMIT.
Fake presence of pymssql module for running tests.
>>> import sys
>>> sys.modules['pymssql'] = sys.modules['sys']
MSSQL has TOP clause instead of LIMIT clause.
>>> db = MSSQLDB(db='test', user='joe', pw='secret')
>>> db.select('foo', limit=4, _test=True)
<sql: 'SELECT * TOP 4 FROM foo'>
"""
pass 示例8: _test
# 需要导入模块: import cx_Oracle [as 别名]
# 或者: from cx_Oracle import select [as 别名]
def _test(self):
"""Test LIMIT.
Fake presence of pymssql module for running tests.
>>> import sys
>>> sys.modules['pymssql'] = sys.modules['sys']
MSSQL has TOP clause instead of LIMIT clause.
>>> db = MSSQLDB(db='test', user='joe', pw='secret')
>>> db.select('foo', limit=4, _test=True)
<sql: 'SELECT * TOP 4 FROM foo'>
"""
pass