def demo_asof_join(dh_session: Session):
left_table = dh_session.time_table(period=100000).update(
formulas=["Col1=i"])
right_table = dh_session.time_table(period=200000).update(
formulas=["Col1=i"])
time.sleep(2)
return left_table.aj(right_table,
on=["Timestamp"],
joins=["Timestamp2 = Timestamp", "Col2 = Col1"])
def demo_asof_join(dh_session: Session):
left_table = dh_session.time_table(period=100000).update(
column_specs=["Col1=i"])
right_table = dh_session.time_table(period=200000).update(
column_specs=["Col1=i"])
time.sleep(2)
return left_table.aj(
right_table,
keys=["Timestamp"],
columns_to_add=["Timestamp2 = Timestamp", "Col2 = Col1"])
def test_time_table(self):
session = Session()
t = session.time_table(period=100000)
self.assertFalse(t.is_static)
session.close()
