Connection

connection to a RDBMS.

class methods:

connect(url, prop={})

same as DriverManager.getConnection(url, prop). returns a new Connection object if connect OK.

methods:

createStatement(sql=nil)

If OK, returns a Statement object.
specify sql string to make the Statement object PREPARED.

close

closes self and children.

commit

commit.

rollback

rollback.

autocommit

returns if self is "auto commit".

autocommit=

sets "auto commit".