wal

Write ahead log for Go.

Features

• High durability
• Fast writes
• Low memory footprint
• Monotonic indexes
• Log truncation from front or back.

Getting Started

Installing

To start using wal, install Go and run go get:

$ go get -u github.com/tidwall/wal

This will retrieve the library.

Example

// open a new log file
l, _ := Open("mylog", nil)

// write some entries
l.Write(1, []byte("first entry"))
l.Write(2, []byte("second entry"))
l.Write(3, []byte("third entry"))

// read an entry
data, _ := l.Read(1)
println(string(data))  // output: first entry

// close the log
l.Close()

Contact

Josh Baker @tidwall

License

wal source code is available under the MIT License.