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Diffstat (limited to 'iredis/data/commands/dump.md')
| -rw-r--r-- | iredis/data/commands/dump.md | 21 |
1 files changed, 12 insertions, 9 deletions
diff --git a/iredis/data/commands/dump.md b/iredis/data/commands/dump.md index b81d7af..d740033 100644 --- a/iredis/data/commands/dump.md +++ b/iredis/data/commands/dump.md @@ -1,20 +1,23 @@ Serialize the value stored at key in a Redis-specific format and return it to -the user. The returned value can be synthesized back into a Redis key using the -`RESTORE` command. +the user. +The returned value can be synthesized back into a Redis key using the `RESTORE` +command. The serialization format is opaque and non-standard, however it has a few semantic characteristics: -- It contains a 64-bit checksum that is used to make sure errors will be - detected. The `RESTORE` command makes sure to check the checksum before - synthesizing a key using the serialized value. -- Values are encoded in the same format used by RDB. -- An RDB version is encoded inside the serialized value, so that different Redis +* It contains a 64-bit checksum that is used to make sure errors will be + detected. + The `RESTORE` command makes sure to check the checksum before synthesizing a + key using the serialized value. +* Values are encoded in the same format used by RDB. +* An RDB version is encoded inside the serialized value, so that different Redis versions with incompatible RDB formats will refuse to process the serialized value. -The serialized value does NOT contain expire information. In order to capture -the time to live of the current value the `PTTL` command should be used. +The serialized value does NOT contain expire information. +In order to capture the time to live of the current value the `PTTL` command +should be used. If `key` does not exist a nil bulk reply is returned. |