SET

Strings

Set string value for a key

Options & Flags

Available options for this command

EX

Set expiry in seconds

PX

Set expiry in milliseconds

NX

Only set if key doesn't exist

XX

Only set if key exists

Examples

Common usage examples

Set simple string value

SET mykey "Hello"

Set with 1 hour expiry

SET session:123 "data" EX 3600

Create lock with 30s expiry

SET lock:resource "1" NX EX 30

Notes

Overwrites existing value by default

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