func exampleNS(db *levigo.DB) {
runtime.GOMAXPROCS(runtime.NumCPU())
fmt.Println("add some data first for a,a:1,a:2,a:1:2,a:2:1,a:3,a:1:1 ~")
lns.PushNS("a", "A", db)
lns.PushNS("a:1", "A1", db)
lns.PushNS("a:2", "A2", db)
lns.PushNS("a:1:2", "A12", db)
lns.PushNS("a:2:1", "A21", db)
lns.PushNS("a:3", "A3", db)
lns.PushNS("a:1:1", "A11", db)
lns.PushNS("b:2:1", "A11", db)
fmt.Println("read some data now ~")
read("val::a", db)
read("val::a:1", db)
read("val::a:2", db)
read("val::a:1:2", db)
read("val::a:2:1", db)
read("val::a:3", db)
read("val::a:1:1", db)
fmt.Println("super keys~")
read("key::a", db)
read("key::a:1", db)
read("key::a:2", db)
read("key::b", db)
read("key::b:2", db)
var hmap map[string]string
hmap = make(map[string]string)
hmap = lns.ReadNS("key::a", db)
for k, v := range hmap {
fmt.Printf("%s => %s\n", k, v)
}
hmap = lns.ReadNS("key::c", db)
for k, v := range hmap {
fmt.Printf("%s => %s", k, v)
}
fmt.Println("read/delete~")
fmt.Printf("Recursive under a: %v\n", lns.ReadNSRecursive("a", db))
fmt.Println("before del a:1:2 ~ ", abkleveldb.GetVal("key::a:1", db))
lns.DeleteNSRecursive("a:1:2", db)
fmt.Println("after del of a:1:2 ~ ", abkleveldb.GetVal("key::a:1", db))
fmt.Printf("Recursive under a: %v\n", lns.ReadNSRecursive("a", db))
fmt.Println("before del a ~ ", abkleveldb.GetVal("key::a", db))
lns.DeleteNSRecursive("a", db)
fmt.Println("after del a ~ ", abkleveldb.GetVal("key::a", db))
fmt.Printf("Recursive under a: %v\n", lns.ReadNSRecursive("a", db))
fmt.Printf("Recursive under b: %v\n", lns.ReadNSRecursive("b", db))
fmt.Println("before del of b ~", abkleveldb.GetVal("key::b", db))
lns.DeleteNS("b", db)
fmt.Println("after del of b ~ ", abkleveldb.GetVal("key::b", db))
fmt.Println("after del b:2 ~ ", abkleveldb.GetVal("key::b:2", db))
fmt.Println("after del b:2:1 ~ ", abkleveldb.GetVal("key::b:2:1", db))
fmt.Printf("Recursive under b: %v\n", lns.ReadNSRecursive("b", db))
}
/* Delete a Namespace Key and all its value */
func DelKeyNS(key string) bool {
return levigoNS.DeleteNSRecursive(key, db)
}