How can I connect mysql or Oracle with Java using JDBC?

How can I connect mysql or Oracle with Java using JDBC?

Example to Connect Java Application with mysql database

  1. import java.sql.*;
  2. class MysqlCon{
  3. public static void main(String args[]){
  4. try{
  5. Class.forName(“com.mysql.jdbc.Driver”);
  6. Connection con=DriverManager.getConnection(
  7. //here sonoo is database name, root is username and password.
  8. Statement stmt=con.createStatement();

Does JDBC use SQL?

The Java application calls JDBC classes and interfaces to submit SQL statements and retrieve results.

How can I use JDBC to create a database Mcq?

Explanation: To create a database connection in Java, we must follow the sequence given below:

  1. Import JDBC packages.
  2. Load and register the JDBC driver.
  3. Open a connection to the database.
  4. Create a statement object to perform a query.
  5. Execute the statement object and return a query resultset.
  6. Process the resultset.

How do we use JDBC to execute SQL statements?

In general, to process any SQL statement with JDBC, you follow these steps:

  1. Establishing a connection.
  2. Create a statement.
  3. Execute the query.
  4. Process the ResultSet object.
  5. Close the connection.

Which Ojdbc jar is used in Oracle 11G?

If using Oracle 11G R2 as your database server: Use the ojdbc5. jar file (which comes from the Oracle 11G Rel2 client), because this is the version that is most tested ‘in the field’. If any errors/problems arise when using this file, then use ojdbc6.

When programming in JDBC to execute SQL statement we use?

To execute a query, call an execute method from Statement such as the following:

  1. execute : Returns true if the first object that the query returns is a ResultSet object.
  2. executeQuery : Returns one ResultSet object.
  3. executeUpdate : Returns an integer representing the number of rows affected by the SQL statement.

Which packages contain the JDBC classes?

The Java packages that contains JDBC classes and interfaces is Java. SQL And Javax. sql.