For AI agents: a machine-readable documentation index is available at https://docs.starrocks.io/llms.txt. Every documentation page is also available as Markdown by appending ".md" to its URL.

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Version: Latest-4.1

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📄️ BITMAP

BITMAP is often used to accelerate count distinct.

📄️ HLL (HyperLogLog)

HLL is used for approximate count distinct.

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