本文整理汇总了Python中sqlalchemy.sql.outparam方法的典型用法代码示例。如果您正苦于以下问题：Python sql.outparam方法的具体用法？Python sql.outparam怎么用？Python sql.outparam使用的例子？那么恭喜您, 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sqlalchemy.sql的用法示例。
在下文中一共展示了sql.outparam方法的4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: returning_clause
# 需要导入模块: from sqlalchemy import sql [as 别名]
# 或者: from sqlalchemy.sql import outparam [as 别名]
def returning_clause(self, stmt, returning_cols):
columns = []
binds = []
for i, column in enumerate(
expression._select_iterables(returning_cols)):
if column.type._has_column_expression:
col_expr = column.type.column_expression(column)
else:
col_expr = column
outparam = sql.outparam("ret_%d" % i, type_=column.type)
self.binds[outparam.key] = outparam
binds.append(
self.bindparam_string(self._truncate_bindparam(outparam)))
columns.append(
self.process(col_expr, within_columns_clause=False))
self._add_to_result_map(
outparam.key, outparam.key,
(column, getattr(column, 'name', None),
getattr(column, 'key', None)),
column.type
)
return 'RETURNING ' + ', '.join(columns) + " INTO " + ", ".join(binds) 示例2: returning_clause
# 需要导入模块: from sqlalchemy import sql [as 别名]
# 或者: from sqlalchemy.sql import outparam [as 别名]
def returning_clause(self, stmt, returning_cols):
columns = []
binds = []
for i, column in enumerate(
expression._select_iterables(returning_cols)):
if column.type._has_column_expression:
col_expr = column.type.column_expression(column)
else:
col_expr = column
outparam = sql.outparam("ret_%d" % i, type_=column.type)
self.binds[outparam.key] = outparam
binds.append(
self.bindparam_string(self._truncate_bindparam(outparam)))
columns.append(
self.process(col_expr, within_columns_clause=False))
self.result_map[outparam.key] = (
outparam.key,
(column, getattr(column, 'name', None),
getattr(column, 'key', None)),
column.type
)
return 'RETURNING ' + ', '.join(columns) + " INTO " + ", ".join(binds) 示例3: returning_clause
# 需要导入模块: from sqlalchemy import sql [as 别名]
# 或者: from sqlalchemy.sql import outparam [as 别名]
def returning_clause(self, stmt, returning_cols):
columns = []
binds = []
for i, column in enumerate(expression._select_iterables(returning_cols)):
if column.type._has_column_expression:
col_expr = column.type.column_expression(column)
else:
col_expr = column
outparam = sql.outparam("ret_%d" % i, type_=column.type)
self.binds[outparam.key] = outparam
binds.append(self.bindparam_string(self._truncate_bindparam(outparam)))
columns.append(self.process(col_expr, within_columns_clause=False))
self.result_map[outparam.key] = (
outparam.key,
(column, getattr(column, 'name', None),
getattr(column, 'key', None)),
column.type
)
return 'RETURNING ' + ', '.join(columns) + " INTO " + ", ".join(binds) 示例4: returning_clause
# 需要导入模块: from sqlalchemy import sql [as 别名]
# 或者: from sqlalchemy.sql import outparam [as 别名]
def returning_clause(self, stmt, returning_cols):
columns = []
binds = []
for i, column in enumerate(
expression._select_iterables(returning_cols)):
if column.type._has_column_expression:
col_expr = column.type.column_expression(column)
else:
col_expr = column
outparam = sql.outparam("ret_%d" % i, type_=column.type)
self.binds[outparam.key] = outparam
binds.append(
self.bindparam_string(self._truncate_bindparam(outparam)))
columns.append(
self.process(col_expr, within_columns_clause=False))
self._add_to_result_map(
getattr(col_expr, 'name', col_expr.anon_label),
getattr(col_expr, 'name', col_expr.anon_label),
(column, getattr(column, 'name', None),
getattr(column, 'key', None)),
column.type
)
return 'RETURNING ' + ', '.join(columns) + " INTO " + ", ".join(binds)