Unverified50% confidenceFactExact time
Anvil格式在.mca文件开头维护8KB索引表，记录区块偏移量和扇区占用数，每扇区4096字节，允许对单个区块就地更新
1
Sources
50%
Confidence
Long-term
Relevance
7/18/2026
First Seen
Sources
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