Why Redis is faster than MySQL?

Why is Redis faster than SQL?

In Redis, Read and Write operations are extremely fast because of storing data in primary memory. In RDBMS, Read and Write operations are slow because of storing data in secondary memory. Primary memory is in lesser in size and much expensive than secondary so, Redis cannot store large files or binary data.

How much faster is Redis than MySQL?

In terms of the efficiency of updating databases, Redis is superior to MySQL while SQLite is slowest. However, in terms of the efficiency of querying from databases, SQLite seems to be about ten times faster than Redis and MySQL.

Why Redis is fast?

The reasons for the high performance of redis are as follows: Memory storage: redis uses memory (in memory) storage, without disk IO overhead. Single thread implementation: redis uses a single thread to process requests, avoiding the cost of thread switching and lock resource contention between multiple threads.

Should I use Redis or MySQL?

MySQL performs better when you need: The biggest advantage of Redis is its in-memory key-value data store.