How does JSP connect to the access database without setting the data source?

Why can't JSP connect to access through ODBC. mdb, but cannot connect. in the accdb database, my URL is also modified accordingly to Stringurljdbc: odbc: driver {MicrosoftAccessDriver (*. mdb ,*. accdb)}; DBQ + dpath; but why is an error reported ?? The error message is from S.

Why can't JSP connect to access through ODBC. mdb, but cannot connect. in the accdb data library, my URL is modified accordingly to String url = jdbc: odbc: driver = {Microsoft Access Driver (*. mdb ,*. accdb)}; DBQ = + dpath; but why is an error reported ?? The error message is from S.

Why does JSP notPassODBCConnectionOnlyConnection. MdbBut notConnection. AccdbOfDataLibrary, my URL has also been modified accordingly

String url = "jdbc: odbc: driver = {Microsoft Access Driver (*. mdb, *. accdb)}; DBQ =" + dpath;

But why is an error reported ?? The error message is from SQLException.

[Microsoft] [ODBC driver manager] not foundDataSource Name and default driver not specified

Is the version different ?? Or why ?? The urlHowModify it ···