Type of Redis-hash

Commands related to hash data types

1Drom hset command

127.0.0.1 purl 6379 > hset user name yuhao

(integer) 1

127.0.0.1 6379 > hset user age 19

(integer) 1

127.0.0.1 purl 6379 > hset user from qinghai

(integer) 1

127.0.0.1 purl 6379 > hgetall user

1) "name"

2) "yuhao"

3) "age"

4) "19"

5) "from"

6) "qinghai"

2meme hmset sets multiple values

127.0.0.1 6379 > hmset user1 name gss age 19

OK

View a column of values

127.0.0.1 purl 6379 > hget user1 name

"gss"

View all

127.0.0.1 purl 6379 > hgetall user1

1) "name"

2) "gss"

3) "age"

4) "19"

3, delete a value

127.0.0.1 purl 6379 > hdel user1 age

(integer) 1

127.0.0.1 purl 6379 > hget user1 age

(nil)

4, statistics

127.0.0.1 purl 6379 > hlen user

(integer) 3

127.0.0.1 purl 6379 > hlen user1

(integer) 1

5. Determine whether the value in key exists.

127.0.0.1 purl 6379 > hexists user name

(integer) 1

127.0.0.1 purl 6379 > hexists user1 age

(integer) 0

6. View all hash

127.0.0.1 purl 6379 > hkeys user

1) "name"

2) "age"

3) "from"

127.0.0.1 purl 6379 > hkeys user1

1) "name"