JDBC Part-2, This was made by Prof. Chitrakant Banchhor Very Descriptive,Easy to Understand Thank You Sir......

4. methods for
It can not directly be created in code; instead, the Connection interface is created by the
Driver.connect() method.

5. This method creates a Statement object associated with this Connection session.

6. This method provides a PreparedStatement object to be associated with this Connection session.

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•

9. boolean execute
(
String Sql
)
ResultSet executeQuery
(
String Sql
)
int executeUpdate
(
String Sql
)
1.
It allows us to execute the Statement when we do not
know if it is a query or an update.
2.
It may return multiple results.
3. Use getResultSet to retrieve the ResultSet.
Executes the SQL string and returns a single
ResultSet object.
Executes a SQL string, which must be an
INSERT,UPDATE, DELETE, or a statement that
doesn’t return anything.

10. Example: Select

13. Example: Insert

14. Example: Delete

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