B4X:
# MS SQL Server Express Edition
DriverClass=net.sourceforge.jtds.jdbc.Driver
JdbcUrl=jdbc:jtds:sqlserver://./DatabaseName;instance=LOCALDB#AC2F9943;namedPipe=true;domain=DomainName
Reference: https://stackoverflow.com/questions/11345746/connecting-to-sql-server-localdb-using-jdbc