Frequently Asked Questions What is the licensing model for Dragonfly? Is it open source? Can I use dragonfly in production? How does Dragonfly’s vertical scaling compare to a Red...

PERSIST Syntax Return Examples PERSIST Syntax PERSIST key Time complexity: O(1) Remove the existing timeout on key , turning the key from volatile (a key with an expire...

HSETEX Syntax Return Examples HSETEX Syntax HSETEX key seconds field value [ field value ...] Time complexity: O(1) for each field/value pair added, so O(N) to add N f...

LPOP Syntax Return Examples LPOP Syntax LPOP key [ count ] Time complexity: O(N) where N is the number of elements returned ACL categories: @write, @list, @fast Remo...

RPOP Syntax Return Examples RPOP Syntax RPOP key [ count ] Time complexity: O(N) where N is the number of elements returned Removes and returns the last elements of th...

HSETEX Syntax Return Examples HSETEX Syntax HSETEX key seconds field value [ field value ...] Time complexity: O(1) for each field/value pair added, so O(N) to add N f...

LPOP Syntax Return Examples LPOP Syntax LPOP key [ count ] Time complexity: O(N) where N is the number of elements returned ACL categories: @write, @list, @fast Remo...

JSON.TYPE Syntax Required arguments Optional arguments Return Examples See also JSON.TYPE Syntax JSON . TYPE key [ path ] Time complexity: O(1) when path is evaluate...

HSETEX Syntax Return Examples HSETEX Syntax HSETEX key seconds field value [ field value ...] Time complexity: O(1) for each field/value pair added, so O(N) to add N f...

SPOP Syntax Return Examples Distribution of returned elements SPOP Syntax SPOP key [ count ] Time complexity: Without the count argument O(1), otherwise O(N) where N i...