Crate simpledb

Source
Expand description

NoSQL embedded database on top of RocksDB.

§Usage

use simpledb::Database;

// open a database
let db = Database::open("./target/path/to/database").unwrap();
// left push a value to a list
db.list_left_push("key", "value".as_bytes()).unwrap();

§Supported Data Type

  • map: store field/value pairs, includes the following operations with map_ prefix: get, put, delete, count, for_each, items.
  • set: store unique values, includes the following operations with set_ prefix: add, is_member, delete, count, for_each, items.
  • list: store ordered values, includes the following operations with list_ prefix: left_push, left_pop, right_push, right_pop, count, for_each, items.
  • sorted list: store sorted score/value pairs, includes the following operations with sorted_list_ prefix: add, left_pop, right_pop, count, for_each, items.
  • sorted set: store sorted score/value pairs, includes the following operations with sorted_set_ prefix: add, is_member, delete, left, right, for_each, items.
  • Notes: the difference between sorted list and sorted set is list allow the same members, set does not allow the same members.

Re-exports§

pub use codec::BytesComparableScore;
pub use codec::KeyMeta;
pub use codec::KeyType;

Modules§

codec
Encoding utilities.
rocksdb
Re-exports the rocksdb crate.

Structs§

Database
Database instance.
Options
Options for open a database.

Type Aliases§

Result