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index_block_cache_priority

更新时间：2026-01-11 15:43:10

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说明

该配置项从 V4.0.0 版本开始引入。

功能描述

index_block_cache_priority 用于设置元数据索引微块缓存优先级。

权限要求

查询配置项

sys 租户和所有用户租户均可以使用 SHOW PARAMETERS 语句或视图 GV$OB_PARAMETERS 查询该配置项。
修改配置项

仅 sys 租户可以修改该配置项，用户租户不能修改该配置项。

属性说明

属性	描述
参数类型	Int
默认值	10
取值范围	[1, +∞)
是否可修改	是，支持通过 `ALTER SYSTEM SET` 语句修改。
是否重启 OBServer 节点生效	否，设置后立即生效。

配置示例

设置元数据索引微块缓存优先级为 10。

obclient> ALTER SYSTEM SET index_block_cache_priority =10;

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