| 363 | } |
| 364 | |
| 365 | func testZRevRank() { |
| 366 | if err := db.View( |
| 367 | func(tx *nutsdb.Tx) error { |
| 368 | bucket := "myZSet1" |
| 369 | key := []byte("key1") |
| 370 | rank, err := tx.ZRank(bucket, key, []byte("val1")) |
| 371 | if err != nil { |
| 372 | return err |
| 373 | } |
| 374 | fmt.Println("ZRevRank val1 rank:", rank) // ZRevRank key1 rank: 3 |
| 375 | return nil |
| 376 | }); err != nil { |
| 377 | log.Fatal(err) |
| 378 | } |
| 379 | if err := db.View( |
| 380 | func(tx *nutsdb.Tx) error { |
| 381 | bucket := "myZSet1" |
| 382 | key := []byte("key1") |
| 383 | rank, err := tx.ZRank(bucket, key, []byte("val2")) |
| 384 | if err != nil { |
| 385 | return err |
| 386 | } |
| 387 | fmt.Println("ZRevRank val2 rank:", rank) // ZRevRank key2 rank: 2 |
| 388 | return nil |
| 389 | }); err != nil { |
| 390 | log.Fatal(err) |
| 391 | } |
| 392 | if err := db.View( |
| 393 | func(tx *nutsdb.Tx) error { |
| 394 | bucket := "myZSet1" |
| 395 | key := []byte("key1") |
| 396 | rank, err := tx.ZRank(bucket, key, []byte("val3")) |
| 397 | if err != nil { |
| 398 | return err |
| 399 | } |
| 400 | fmt.Println("ZRevRank val3 rank:", rank) // ZRevRank key3 rank: 1 |
| 401 | return nil |
| 402 | }); err != nil { |
| 403 | log.Fatal(err) |
| 404 | } |
| 405 | } |
| 406 | |
| 407 | func testZRem() { |
| 408 | if err := db.Update( |