from .base import SQLAdapter
from . import adapters
[docs]@adapters.register_for('teradata')
class Teradata(SQLAdapter):
dbengine = ''
drivers = ('pyodbc',)
def _initialize_(self, do_connect):
super(Teradata, self)._initialize_(do_connect)
self.ruri = self.uri.split('://', 1)[1]
[docs] def connector(self):
return self.driver.connect(self.ruri, **self.driver_args)
[docs] def close(self):
# Teradata does not implicitly close off the cursor
# leading to SQL_ACTIVE_STATEMENTS limit errors
self.cursor.close()
super(Teradata, self).close()
[docs] def lastrowid(self, table):
# Teradata cannot retrieve the lastrowid for an IDENTITY Column
# and they are not sequential anyway.
# Similar to the NullCursor class, return 1
return 1