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mdbx: minor fix README.
Change-Id: I7dbe7204b9a1561f11ff12bb165f5c6e2137d7b9
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@ -155,7 +155,7 @@ transaction journal. No crash recovery needed. No maintenance is required.
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- **Page size**: a power of 2, maximum `65536` bytes, default `4096` bytes.
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- **Key size**: minimum 0, maximum ≈¼ pagesize (`1300` bytes for default 4K pagesize, `21780` bytes for 64K pagesize).
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- **Value size**: minimum 0, maximum `2146435072` (`0x7FF00000`) bytes for maps, ≈¼ pagesize for multimaps (`1348` bytes default 4K pagesize, `21828` bytes for 64K pagesize).
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- **Value size**: minimum 0, maximum `2146435072` (`0x7FF00000`) bytes for maps, ≈¼ pagesize for multimaps (`1348` bytes for default 4K pagesize, `21828` bytes for 64K pagesize).
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- **Write transaction size**: up to `4194301` (`0x3FFFFD`) pages (16 [GiB](https://en.wikipedia.org/wiki/Gibibyte) for default 4K pagesize, 256 [GiB](https://en.wikipedia.org/wiki/Gibibyte) for 64K pagesize).
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- **Database size**: up to `2147483648` pages (8 [TiB](https://en.wikipedia.org/wiki/Tebibyte) for default 4K pagesize, 128 [TiB](https://en.wikipedia.org/wiki/Tebibyte) for 64K pagesize).
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- **Maximum sub-databases**: `32765`.
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