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refactor: use maps.copy for cleaner map handling #4639

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refactor: use maps.copy for cleaner map handling #4639

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6 changes: 3 additions & 3 deletions db/batch/kv_cache.go
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Original file line number Diff line number Diff line change
Expand Up @@ -5,6 +5,8 @@

package batch

import "maps"

type (
// KVStoreCache is a local cache of batched <k, v> for fast query
KVStoreCache interface {
Expand Down Expand Up @@ -145,9 +147,7 @@ func (c *kvCache) Append(caches ...KVStoreCache) error {
if _, ok := c.cache[key1]; !ok {
c.cache[key1] = make(map[string]*node)
}
for key2, node := range ns {
c.cache[key1][key2] = node
}
maps.Copy(c.cache[key1], ns)
}
}
return nil
Expand Down