plan_cache_high_watermark specifies the memory threshold to trigger plan cache eviction. Automatic eviction is triggered when the memory occupied by the plan cache reaches the specified threshold. You must specify the unit. By default, MB is used.
Note
This parameter is deprecated since OceanBase Database V4.2.0.
Attribute |
Description |
|---|---|
| Type | Capacity |
| Default value | 2000M |
| Value range | NULL |
| Effective upon OBServer node restart | No |