forestdb

main.go

package main

import (
	"fmt"
	u "github.com/araddon/gou"
	forestdb "github.com/couchbaselabs/goforestdb"
)

func main() {
	u.SetupLogging("debug")
	u.SetColorIfTerminal()

	// Open a database
	config := forestdb.DefaultConfig()
	u.Infof("durability:%T:%v", config.DurabilityOpt(), config.DurabilityOpt())
	config.SetDurabilityOpt(forestdb.DRB_ODIRECT)
	db, err := forestdb.Open("test", config)
	if err != nil {
		panic(err)
	}
	dbinfo, _ := db.Info()
	u.Infof("DB Info:   %#v  docct:%v", dbinfo, dbinfo.DocCount())

	kvstore, err := db.OpenKVStoreDefault(forestdb.DefaultKVStoreConfig())
	if err != nil {
		panic(err)
	}
	// Close it properly when we're done
	defer func() {
		// Try commenting/uncommenting this line
		db.Commit(forestdb.COMMIT_MANUAL_WAL_FLUSH)
		kvstore.Close()
		db.Close()
	}()

	info, _ := db.Info()
	u.Infof("Info:   %#v  docct:%v", info, info.DocCount())

	iter, err := kvstore.IteratorInit([]byte("00000000"), []byte("00000500"), forestdb.ITR_NONE)
	if err != nil {
		u.Errorf("Could not setup iterator: %v", err)
		return
	}
	defer iter.Close()

	doc, err := iter.Get()
	if err != nil {
		u.Errorf("Could not iter.Get(): %v", err)
		//return
	}
	count := 0
	var firstKey, lastKey []byte
	for err == nil {
		count++
		//u.Debugf("for:  %v   ct:%v", string(doc.Key()), count)
		if firstKey == nil {
			firstKey = doc.Key()
		}
		lastKey = doc.Key()
		doc.Close()
		err = iter.Next()
		if err == nil {
			doc, err = iter.Get()
		}
	}
	if count != 500 {
		u.Errorf("expected to find 500 items but go %v  lastKey:%v", count, lastKey)
	} else {
		u.Infof("Found 500 keys we were looking for!")
	}

	// Write 1000 data rows
	for i := 1; i <= 1000; i++ {
		keystr := fmt.Sprintf("%08d", i)
		key := []byte(keystr)

		// Store the document
		//u.Infof("key:  %s", key)
		kvstore.SetKV(key, key)
	}

}

https://github.com/couchbase/goforestdb/blob/master/config.go#L90 -- Lots and lots of config options.... :)