RockyDB is an in-memory storage engine which allows fast&easy storage of various data structures. At the moment, RockyDB can store primitive data types, as well as Lists, Queues and Stacks.
- supports Lists, Queues, Stacks
- stored in-memory with automatic dump to file
- allows manual dump and restoration from file
- sync vs. async execution of commands
- key event subscribe
- JS Connector https://github.com/sxnb/RockyDB-JS-connector
- implementation of Matrices, Trees
- PHP Connector
Below you can find a table of all available commands. The commands are case insensitive.
| Command | Arguments | Example | Description |
|---|---|---|---|
| PSet | key value | pset a 100 | Sets a primitive value to a key. Fails if the key already exists. |
| PUpsert | key value | pupsert a 100 | Sets or updates a key. |
| PGet | key | pget a | Retrieve a key containing a primitive value. |
| Del | key | del a | Removes a key. |
| Keys | - | keys | Returns the list of all keys. |
| Dump | - | dump | Dumps the entire database to a file. |
| LCreate | key | lcreate mylist | Initializes a list. |
| LAdd | key value | ladd mylist myvalue | Adds a value to the end of a list. |
| LDel | key value | ldel mylist index | Removes a value from a list. |
| LSize | key | lsize mylist | Returns the size of a list. |
| QCreate | key | qcreate myqueue | Initializes a queue. |
| QEnqueue | key value | qenqueue myqueue myvalue | Enqueues a value. |
| QDequeue | key | qdequeue myqueue | Dequeues a value. |
| QPeek | key | qpeek myqueue | Returns the head of a queue. |
| QSize | key | qsize myqueue | Returns the size of a queue. |
| QIsEmpty | key | qisempty myqueue | Returns whether a queue is empty. |
| SCreate | key | screate mystack | Initializes a stack. |
| SPush | key value | spush mystack myvalue | Pushes a value to a stack. |
| SPop | key | spop mystack | Pops a value from a stack. |
| SPeek | key | speek mystack | Returns the top of a stack. |
| SSize | key | ssize mystack | Returns the size of a stack. |
| SIsEmpty | key | sisempty mystack | Returns whether a stack is empty. |
| Ping | - | ping | Pings the server. |
| Flush | - | flush | Removes all keys. |
| Type | key | type key | Returns the type of a key. |
| Exists | key | exists key | Returns whether a key exists. |
| Watch | key | watch key | Gets notified when a key is modified. |
| Command | Arguments | Example | Description |
|---|---|---|---|
| Increment | |||
| Decrement |