Can SQLite have multiple connections?

Does SQLite allow multiple connections?

SQLite does support multiple concurrent connections, and therefore it can be used with a multi-threaded or multi-process application. The catch is that when SQLite opens a write transaction, it will lock all the tables.

How many connections can SQLite have?

There is actually no pre-defined limit for number of concurrent connections in sqlite for the same process. This is upto your system's performance. The quotation given by user647772 is about limit of concurrent processes or applications using the same sqlite DB, not valid for concurrent threads in the same process.

Is SQLite concurrent?

Usually, SQLite allows at most one writer to proceed concurrently. The BEGIN CONCURRENT enhancement allows multiple writers to process write transactions simultanously if the database is in "wal" or "wal2" mode, although the system still serializes COMMIT commands.

How many requests can SQLite handle?

The SQLite website (https://www.sqlite.org/) uses SQLite itself, of course, and as of this writing (2015) it handles about 400K to 500K HTTP requests per day, about 15-20% of which are dynamic pages touching the database. Dynamic content uses about 200 SQL statements per webpage.

How does SQLite handle concurrency?

SQLite has a lock table that helps locking the database as late as possible during a write operation to ensure maximum concurrency. The initial state is UNLOCKED, and in this state, the connection has not accessed the database yet.

Can SQLite database have multiple tables?

Execution of multiple Create Table Queries can create multiple tables in one database.

Does SQLite support many to many?

You can use foreign keys in SQLite to create many types of relationships between tables such as : One To Many relationship. One To One relationship. Many To Many relationship.