Categories FAQ

FAQ: Which package contains JDBC classes?

Answer is “java. sql and javax. sql

Which package JDBC classes are defined?

The javax. This package is also known as JDBC extension API. It provides classes and interface to access server-side data.

What JDBC contains?

The JDBC API is a Java API that can access any kind of tabular data, especially data stored in a Relational Database. JDBC helps you to write Java applications that manage these three programming activities: Connect to a data source, like a database. Send queries and update statements to the database.

What is the meaning of ResultSet Type_scroll_insensitive?

TYPE_SCROLL_INSENSITIVE means that the ResultSet can be navigated (scrolled) both forward and backwards. You can also jump to a position relative to the current position, or jump to an absolute position. The ResultSet is insensitive to changes in the underlying data source while the ResultSet is open.

Which package is used to use classes and interfaces defined by JDBC?

sql package contains classes and interfaces for JDBC API. A list of popular interfaces of JDBC API are given below: Driver interface. Connection interface.

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Which packages contain the JDBC classes Mcq?

Answer is ” java. sql and javax. sql ”

How many packages are available in JDBC API?

JDBC API is available in two packages java. sql, core API and javax. sql JDBC optional packages.

Which of the following package in Java include JDBC classes?

java. sql. Contains the core JDBC API.

What are JDBC 3 components?

JDBC Core Components

  • DriverManager. The DriverManager class keeps track of the available JDBC drivers and creates database connections for you.
  • Driver. The Driver interface is primarily responsible for creating database connections.
  • Connection.
  • Statement.
  • ResultSet.

What is JDBC DataSource?

A DataSource object provides a new way for JDBC clients to obtain a DBMS connection. This DataSource entry then points to a connection pool that is also defined in the weblogic. properties file. DataSource objects can be defined with or without Java Transaction Services (JTS) enabled.

Which is main component of JDBC API?

JDBC API: It is a Java abstraction which enables applications to communicate with relational databases. It provides two main packages namely, java. sql and javax. sql.

What is Type_scroll_sensitive in Java?

This type of ResultSet is sensitive to the changes that are made in the database i.e. the modifications done in the database are reflected in the ResultSet.

What is ResultSetMetaData in Java?

ResultSetMetaData is an interface in java. sql package of JDBC API which is used to get the metadata about a ResultSet object. This object will have all the meta data about a ResultSet object like schema name, table name, number of columns, column name, datatype of a column etc.

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What is the difference between Type_scroll_insensitive and Type_scroll_sensitive?

What is difference between TYPE_SCROLL_INSENSITIVE and TYPE_SCROLL_SENSITIVE ResultSet type in java? TYPE_SCROLL_INSENSITIVE is not sensitive to the changes made to the data that underlies the ResultSet. TYPE_SCROLL_SENSITIVE is sensitive to the changes made to the data that underlies the ResultSet.

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