📚 2q - Awesome Go Library for Database
2Q in-memory cache implementation.
🏷️ Database
📂 Data stores with expiring records, in-memory distributed data stores, or in-memory subsets of file-based databases.
⭐ 40 stars
Detailed Description of 2q
2q
Thread safe GoLang 2Q cache.
Example
import (
"fmt"
twoqueue "github.com/floatdrop/2q"
)
func main() {
cache := twoqueue.New[string, int](256)
cache.Set("Hello", 5)
if e := cache.Get("Hello"); e != nil {
fmt.Println(*e)
// Output: 5
}
}
TTL
See LRU TTL example.
Benchmarks
floatdrop/twoqueue:
Benchmark2Q_Rand-8 4384994 264.5 ns/op 46 B/op 3 allocs/op
Benchmark2Q_Freq-8 4862632 243.9 ns/op 44 B/op 3 allocs/op
hashicorp/golang-lru:
Benchmark2Q_Rand-8 2847627 411.9 ns/op 135 B/op 5 allocs/op
Benchmark2Q_Freq-8 3323764 354.2 ns/op 122 B/op 5 allocs/op