"summary":"Appends a string to the value of a key. Creates the key if it doesn't exist.",
"complexity":"O(1). The amortized time complexity is O(1) assuming the appended value is small and the already present value is of any size, since the dynamic string library used by Redis will double the free space available on every reallocation.",
"complexity":"O(1). The amortized time complexity is O(1) assuming the appended value is small and the already present value is of any size, since the dynamic string library used by Redis will double the free space available on every reallocation.",
"summary":"Pop an element from a list, push it to another list and return it; or block until one is available",
"summary":"Pops an element from a list, pushes it to another list and returns it. Blocks until an element is available otherwise. Deletes the list if the last element was moved.",
"summary":"Pop elements from a list, or block until one is available",
"summary":"Pops the first element from one of multiple lists. Blocks until an element is available otherwise. Deletes the list if the last element was popped.",
"complexity":"O(N+M) where N is the number of provided keys and M is the number of elements returned.",
"complexity":"O(N+M) where N is the number of provided keys and M is the number of elements returned.",
"summary":"Remove and get the first element in a list, or block until one is available",
"summary":"Removes and returns the first element in a list. Blocks until an element is available otherwise. Deletes the list if the last element was popped.",
"complexity":"O(N) where N is the number of provided keys.",
"complexity":"O(N) where N is the number of provided keys.",
"summary":"Remove and get the last element in a list, or block until one is available",
"summary":"Removes and returns the last element in a list. Blocks until an element is available otherwise. Deletes the list if the last element was popped.",
"complexity":"O(N) where N is the number of provided keys.",
"complexity":"O(N) where N is the number of provided keys.",