Java JDBC CallableStatement

Introduction to Java JDBC CallableStatement The CallableStatement is used to call SQL procedure. The syntax for SQL string is: We copy the syntax of the TestQuery() here: As we can see, the parameter name is String, we have to remember that. This String parameter will be passed to the SQL query with the setString() method….

Java JDBC CRUD operations

Java JDBC CRUD operations We will demo the basic Java JDBC CRUD operations (Create, Read, Update and Delete). The package java.sql has an interface called Statement. We use this interface to execute the SQL query and get the result that we need. We create the Statement object from the method createStatement() of the Connection object….

Java Database Connectivity – JDBC

Introduction to JDBC driver JDBC stands for Java Database Connectivity, which is a Java Application Programming Interface (API) for a client to access databases. To connect to a database (here we use the MySQL database), first we need the JDBC driver. Go to the site: https://dev.mysql.com/downloads/connector/j/ Choose the Platform Independent in the OS options, and…

Java Test 44

Java Test for SQL Don’t try to hack or to do something unusual, this is just some basic Java tests for SQL, to see what we learned until now. Please try to finish these tests without using an IDE. After choosing your options (radio buttons) please press Check button to see the result. Note that…

Introduction to Relational Database – SQL

Introduction to Relational Database, SQL and JDBC JDBC stands for Java Database Connectivity, which is a Java Application Programming Interface for a client to access databases. So at first we should know about databases, especially relational databases. A database is a collection of data. A relational database is a database that stores data in tables,…