Using the Firebird embedded server using Firebird .NET Provider

Connection string

This Firebird ADO.NET Data Provider connection string can be used for connections to Firebird.

User=SYSDBA;Password=masterkey;Database=SampleDatabase.fdb;DataSource=localhost;
Port=3050;Dialect=3;Charset=NONE;Role=;Connection lifetime=15;Pooling=true;
MinPoolSize=0;MaxPoolSize=50;Packet Size=8192;ServerType=1;

It's the key/value ServerType=1; that tells the driver it's in embedded mode.