First JDBC returns results in a ResultSet object, so we need to declare an instance of the class ResultSet to hold our results. The following code demonstrates declaring the ResultSet object rs.E.g.ResultSet
Latest Answer : import java.sql.*;class JDBCtableread{ public static void main(String args[])throws Exception { try { Class.forName("sun.jdbc.odbc.JdbcOdbcDriver"); String url="jdbc:odbc:dsn2";//dsn name Connection con=DriverManager.getConnection(url); ...
SQLWarning objects are a subclass of SQLException that deal with database access warnings. Warnings do not stop the execution of an application, as exceptions do; they simply alert the user that something
A) SQLWarning objects are a subclass of SQLException that deal with database access warningsB) Warnings stop the execution of an application, as exceptions do; they simply alert the user that something
Latest Answer : No. The JDBC-ODBC Bridge does not support concurrent access from different threads. The JDBC-ODBC Bridge uses synchronized methods to serialize all of the calls that it makes to ODBC. Multi-threaded Java programs may use the Bridge, but they won't get ...
State true or falseCan we retrieve a whole row of data at once, instead of calling an individual ResultSet.getXXX method for each column ?
A) TrueB) FalseExplanation: The ResultSet.getXXX methods are the only way to retrieve data from a ResultSet object, which means that you have to make a method call for each column of a row. It is unlikely
