What is the use of DriverManager getConnection in JDBC?
The getConnection(String url, Properties info) method of Java DriverManager class attempts to establish a connection to the database by using the given database url. The appropriate driver from the set of registered JDBC drivers is selected.
How does DriverManager getConnection work?
getConnection. Attempts to establish a connection to the given database URL. The DriverManager attempts to select an appropriate driver from the set of registered JDBC drivers.
What is DriverManager in JDBC?
DriverManager is a static class in the Java™ 2 Plaform, Standard Edition (J2SE) and Java SE Development Kit (JDK). DriverManager manages the set of Java Database Connectivity (JDBC) drivers that are available for an application to use. Each application specifies a JDBC driver by using a Uniform Resource Locator (URL).
What are the parameters for getConnection () method of DriverManager?
The url parameter of the getConnection() method is a database URL that specifies the subprotocol (the database connectivity mechanism), the database or database server identifier, and a list of properties. A second parameter to the getConnection() method, property, is the property list.
Is getConnection () method static?
In JDBC when you need to get a connection, you have to load a class Driver first. You do it via invocation of Class. forName . Then to get connection you have to invoke a static method getConnection .
Is DriverManager an interface or class?
The DriverManager class acts as an interface between user and drivers. It keeps track of the drivers that are available and handles establishing a connection between a database and the appropriate driver.
Which packages contain the JDBC classes Mcq?
Answer is “java. sql and javax. sql”
Which is pure JDBC drivers?
For most applications, the best choice is a pure Java driver, either Type 3, Type 4, or even Type 5. Type 5 JDBC drivers (such as DataDirect JDBC drivers) offer advanced functionality and superior performance over other driver types. Type 2 JDBC drivers require a native database API to be used.