Prof Brian Ripley wrote:
'odbcConnect' establishes a connection to the dsn, and
'odbcDriverConnect' allows a more flexible specification via a
connection string. 'odbcConnect' uses the connection string
'"DSN=dsn;UID=uid;PWD=pwd"'.

The point here seems to be that odbcConnect is meant to provide a useful default, and odbcDriverConnect allows one to override that default. Could somebody shed some light on why '"DSN=dsn;UID=;PWD="' is considered a more useful default than '"DSN=dsn;"'?


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