# Issue #60380: Plan Cache: The different IN value numbers in query cause too much memory in TiDB

## Metadata
- Issue: https://github.com/pingcap/tidb/issues/60380
- Status: open
- Type: type/enhancement
- Created At: 2025-04-02T12:43:35Z
- Labels: epic/plan-cache, report/customer, sig/planner, type/enhancement

## Customer-Facing Phenomenon
- 2. Use the prepare stmt and query with different IN values number 3. The memory keeps rising and cannot be released

## Linked PRs
- No linked PR was found from the issue timeline.

## Notes
- This issue is still open. Use this file as a reminder list for customer-driven gaps that still need a fix or a completed rollout.