Create README.md

Author: AkashKobal

insert_data_into_database/README.md

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+# Insert data into database using JDBC.
+```
+package insertData;
+
+import java.sql.Connection;
+import java.sql.DriverManager;
+import java.sql.PreparedStatement;
+import java.util.Scanner;
+
+public class insertData {
+
+	private static Scanner sc;
+
+	public static void main(String[] args) throws Exception { // throws Exception is used to handle the exception without using try-catch block
+		
+	sc = new Scanner(System.in);
+	System.out.println("Enter the student details: ");
+	System.out.print("Enter the student id: ");
+	int id = sc.nextInt();
+	System.out.print("Enter the student name: ");
+	String name = sc.next();
+	System.out.print("Enter the student branch: ");
+	String branch = sc.next();
+		
+	 Class.forName("com.mysql.cj.jdbc.Driver"); // load and register the driver
+	 
+	 Connection connection = DriverManager.getConnection("jdbc:mysql://localhost:3308/jdbc_db", "root", "Akash@123"); // establish the connection
+		
+	 PreparedStatement ps = connection.prepareStatement("insert into student values('"+id+"','"+name+"','"+branch+"')"); // execute the query")
+	
+	 int i = ps.executeUpdate(); // execute the query
+		if (i > 0) // if the record is inserted successfully then it will return 1 else 0
+			System.out.println("Record inserted successfully");
+		else
+			System.out.println("Record not inserted successfully");
+	 
+	}
+
+}
+```