Crate reth_libmdbx

libmdbx-rs

Rust bindings for libmdbx.

Forked from an earlier Apache licenced version of the libmdbx-rs crate, before it changed licence to GPL. NOTE: Most of the repo came from lmdb-rs bindings.

Updating the libmdbx Version

To update the libmdbx version you must clone it and copy the dist/ folder in mdbx-sys/. Make sure to follow the building steps.

# clone libmmdbx to a repository outside at specific tag
git clone https://gitflic.ru/project/erthink/libmdbx.git ../libmdbx --branch v0.7.0
make -C ../libmdbx dist

# copy the `libmdbx/dist/` folder just created into `mdbx-sys/libmdbx`
rm -rf mdbx-sys/libmdbx
cp -R ../libmdbx/dist mdbx-sys/libmdbx

# add the changes to the next commit you will make
git add mdbx-sys/libmdbx

Re-exports

• pub extern crate reth_mdbx_sys as ffi;

Macros

• mdbx_try_optional

Structs

• CommitLatency
  Commit latencies info.
• Cursor
  A cursor for navigating the items within a database.
• Database
  A handle to an individual database in an environment.
• DatabaseFlags
  Database options.
• Environment
  An environment supports multiple databases, all residing in the same shared-memory map.
• EnvironmentBuilder
  Options for opening or creating an environment.
• EnvironmentFlags
• Geometry
• Info
  Environment information.
• ObjectLength
  If you don’t need the data itself, just its length.
• RO
• RW
• Stat
  Environment statistics.
• Transaction
  An MDBX transaction.
• WriteFlags
  Write options.

Enums

• EnvironmentKind
  Determines how data is mapped into memory
• Error
  An MDBX error kind.
• HandleSlowReadersReturnCode
• Iter
  An iterator over the key/value pairs in an MDBX database.
• IterDup
  An iterator over the keys and duplicate values in an MDBX database.
• MaxReadTransactionDurationread-tx-timeouts
  The maximum duration of a read transaction.
• Mode
• PageSize
• SyncMode
  MDBX sync mode

Traits

• TableObject
  Implement this to be able to decode data values
• TransactionKind

Type Aliases

• HandleSlowReadersCallback
  Handle-Slow-Readers callback function to resolve database full/overflow issue due to a reader(s) which prevents the old data from being recycled.
• Result
  An MDBX result.