A simple, humane, typed key-value storage solution.
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rkv/src/backend/common.rs

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1.1 KiB

// Copyright 2018-2019 Mozilla
//
// Licensed under the Apache License, Version 2.0 (the "License"); you may not use
// this file except in compliance with the License. You may obtain a copy of the
// License at http://www.apache.org/licenses/LICENSE-2.0
// Unless required by applicable law or agreed to in writing, software distributed
// under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
// CONDITIONS OF ANY KIND, either express or implied. See the License for the
// specific language governing permissions and limitations under the License.
#![allow(non_camel_case_types)]
pub enum EnvironmentFlags {
FIXED_MAP,
NO_SUB_DIR,
WRITE_MAP,
READ_ONLY,
NO_META_SYNC,
NO_SYNC,
MAP_ASYNC,
NO_TLS,
NO_LOCK,
NO_READAHEAD,
NO_MEM_INIT,
}
pub enum DatabaseFlags {
REVERSE_KEY,
#[cfg(feature = "db-dup-sort")]
DUP_SORT,
#[cfg(feature = "db-dup-sort")]
DUP_FIXED,
#[cfg(feature = "db-int-key")]
INTEGER_KEY,
INTEGER_DUP,
REVERSE_DUP,
}
pub enum WriteFlags {
NO_OVERWRITE,
NO_DUP_DATA,
CURRENT,
APPEND,
APPEND_DUP,
}