[FLINK-30366] Python Group Agg failed in cleaning the idle state

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 1.16.0, 1.15.3
• Fix Version/s: 1.17.0, 1.16.1, 1.15.4
• Component/s: API / Python
• Labels: pull-request-available
• Assignee: Xingbo Huang
• Reporter: Xingbo Huang
• Created: 12/Dec/22 03:39
• Updated: 12/Dec/22 11:49
• Resolved: 12/Dec/22 11:49

Description

# aggregate_fast.pyx
cpdef void on_timer(self, InternalRow key):
    if self.state_cleaning_enabled:
        self.state_backend.set_current_key(key) # The key must be a list, but it is a InternalRow here.
        accumulator_state = self.state_backend.get_value_state(
            "accumulators", self.state_value_coder)
        accumulator_state.clear()
        self.aggs_handle.cleanup() 

Issue Links

• links to: GitHub Pull Request #21488