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-rw-r--r--lib/sqlalchemy/sql.py19
1 files changed, 19 insertions, 0 deletions
diff --git a/lib/sqlalchemy/sql.py b/lib/sqlalchemy/sql.py
index 7bd934064..5a5a92225 100644
--- a/lib/sqlalchemy/sql.py
+++ b/lib/sqlalchemy/sql.py
@@ -46,6 +46,9 @@ def insert(table, values = None, **params):
def update(table, whereclause = None, values = None, **params):
return Update(table, whereclause, values, **params)
+def delete(table, whereclause = None, **params):
+ return Delete(table, whereclause, **params)
+
def and_(*clauses):
return _compound_clause('AND', *clauses)
@@ -377,6 +380,9 @@ class TableImpl(Selectable):
def update(self, whereclause = None, parameters = None):
return update(self.table, whereclause, parameters)
+
+ def delete(self, whereclause = None):
+ return delete(self.table, whereclause)
columns = property(lambda self: self.table.columns)
@@ -592,4 +598,17 @@ class Update(UpdateBase):
visitor.visit_update(self)
+class Delete(UpdateBase):
+ def __init__(self, table, whereclause, **params):
+ self.table = table
+ self.whereclause = whereclause
+
+ self.engine = self.table._engine()
+
+
+ def accept_visitor(self, visitor):
+ if self.whereclause is not None:
+ self.whereclause.accept_visitor(visitor)
+
+ visitor.visit_delete(self)