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mdbx: rework API and Docs around Handle-Slow-Readers (no algorithmic changes).

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Change-Id: I5b76a8400ce6f5f241f8e4a7f53d746fe39f8e1e
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Leonid Yuriev
2020-09-29 19:24:57 +03:00
parent 6294e1710a
commit c8a0951566
12 changed files with 124 additions and 90 deletions
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docs/_starting.md
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@@ -236,6 +236,7 @@ The full \ref c_api documentation lists further details below, like how to:
- Sstimate size of range query result: \ref c_rqest.
- Double performance by LIFO reclaiming on storages with write-back: \ref MDBX_LIFORECLAIM.
- Use sequences and canary markers: \ref mdbx_dbi_sequence(), \ref MDBX_canary.
- Use lack-of-space callback (aka OOM-KICK): \ref mdbx_env_set_oomfunc().
- Use Handle-Slow-Readers callback to resolve a database full/overflow issues
due to long-lived read transactions: \ref mdbx_env_set_hsr().
- Use exclusive mode: \ref MDBX_EXCLUSIVE.
- Define custom sort orders (but this is recommended to be avoided).