Vishal Pl1

import java.sql.*;import java.io.*;

public class Javasql2{public static void main(String[] args){int ch;String q;BufferedReader input = new BufferedReader(new InputStreamReader(System.in));String url = "jdbc:mysql://localhost/";String driver = "com.mysql.jdbc.Driver";String dbName = "company";String userName = "root";String password="root";

try{

Connection conn = DriverManager.getConnection(url+dbName,userName,password);Statement st = conn.createStatement();do{

System.out.println("\n---------MENU---------");System.out.println("\n1.Create Table");System.out.println("\n2.Insert Records");System.out.println("\n3.Select Table");System.out.println("\n4.Update record");System.out.println("\n5.Aggregation Function for Table");System.out.println("\n6.Delete records");System.out.println("\n7.Drop Table");System.out.println("\n8.Exit");System.out.println("\n\nEnter your choice:");ch=Integer.parseInt(input.readLine());

switch(ch){case 1:q="CREATE TABLE products(productID INT PRIMARY KEY, Name VARCHAR(15),Debit INT,Credit INT, account INT)";st.executeUpdate(q);

System.out.println("\n'products' table Successfully created\n");break;

case 2:q = "INSERT INTO products"+" VALUES(1351,'Vishal',2000,10000,101)";st.executeUpdate(q);q = "INSERT INTO products"+" VALUES(1352,'Durgesh',2000,3000,102);";st.executeUpdate(q);q = "INSERT INTO products "+"VALUES(1353,'Anand',5600,8000,103);";st.executeUpdate(q);q = "INSERT INTO products "+"VALUES(1354,'pankaj',500,3000,104);";st.executeUpdate(q);q = "INSERT INTO products "+"VALUES(1355,'Altaf',1500,500,104);";st.executeUpdate(q);

System.out.println("\nRecords inserted into the table 'products'...\n");break;

case 3:ResultSet res = st.executeQuery("SELECT * FROM products");System.out.println("\n\nTable:product\n");System.out.println("\n\t-----------------------------------------------------------");System.out.println("\n\t\t\t\tRECORDS");System.out.println("\n\t---------------------------------------------------------\n");while (res.next()) {int id = res.getInt("productID");String name = res.getString("Name");int deb = res.getInt("Debit");int cred = res.getInt("Credit");System.out.println("\n\tAccount:"+id+"\t\tName:"+name+ "\tDebit:"+deb+"\tCredit:"+cred+"\n");}System.out.println("\n\t--------------------------------------------------------\n");

break;

case 4:q ="UPDATE products SET Debit=10000 where Name='vishal'; ";st.executeUpdate(q);System.out.println("\nRecord is updated where Name='vishal'");break;

case 5:do{System.out.println("\n\n------Aggregation Functions------\n");System.out.println("\n1.count()");System.out.println("\n2.sum()");System.out.println("\n3.max()");System.out.println("\n4.min()");System.out.println("\n5.avg()");System.out.println("\n6.Exit");System.out.println("\n\nEnter your choice:");ch=Integer.parseInt(input.readLine());switch(ch){case 1:q="SELECT count(Name) as 'Total products' FROM products;";res=st.executeQuery(q);while (res.next()){int total = res.getInt("Total Products");System.out.println("\n\tTotal Employee is:"+total+"\n");}

break;

case 2:q="SELECT sum(Debit)as 'Total Debit Amount' FROM products;";res=st.executeQuery(q);while (res.next()){int total = res.getInt("Total Debit Amount");System.out.println("\n\tTotal Total Debit Amount:" +total+"\n");}

break;

case 3:q="SELECT * FROM products WHERE Debit= (SELECT max(Debit) FROM products);";res=st.executeQuery(q);System.out.println("\n\t---------------------------------------------------");System.out.println("\n\t\t\t\tRECORDS");System.out.println("\n\t------------------------------------------------\n");while (res.next()){int id = res.getInt("productID");String name = res.getString("Name");int debi = res.getInt("Debit");int credi = res.getInt("Credit");System.out.println("\n\tAccount:"+id+"\t\tName:" +name+"\tQuantity:"+debi+"\tPrice:"+credi+"\n");}System.out.println("\n\t-------------------------------------------------\n");break;

case 4:q="SELECT * FROM products WHERE Credit=(SELECT min(Credit) FROM products);";res=st.executeQuery(q);System.out.println("\n\t--------------------------------------------------");System.out.println("\n\t\t\t\tRECORDS");System.out.println("\n\t-------------------------------------------------\n");while (res.next()){int id = res.getInt("productID");String name = res.getString("Name");int debit1 = res.getInt("Debit");int cre = res.getInt("Credit");System.out.println("\n\tAccount:"+id+"\t\tName:"+name+ "\tDebit:"+debit1+"\tCredit:"+cre+"\n");}System.out.println("\n\t-------------------------------------------------\n");break;

case 5:q="SELECT DISTINCT Name FROM products WHERE Debit>(SELECT AVG(Credit) FROM products);";res=st.executeQuery(q);System.out.println("\n\t---------------------------------------------------");System.out.println("\n\t\t\t\tRECORDS");System.out.println("\n\t-------------------------------------------------\n");while (res.next()){String name = res.getString("Name");System.out.println("\n\tName:"+name+"\n");

}System.out.println("\n\t-------------------------------------------------\n");break;

case 6: break;}}while(ch!=6);break;

case 6:q="DELETE FROM products;";st.executeUpdate(q);System.out.println("\n'products' table is empty...\n");

break;

case 7:q="DROP TABLE products;";st.executeUpdate(q);System.out.println("\n 'products' table are deleted successfully...\n");break;

case 8: System.exit(0);}}while(ch!=8);}catch(SQLException se){System.out.print("\nCreated error is:\n"+se+"\n");}catch (Exception e){System.out.print("\nCreated error is:\n"+e+"\n");}}}

/*OUTPUT

---------MENU---------

1.Create Table

2.Insert Records

3.Select Table

4.Update record

5.Aggregation Function for Table

6.Delete records

7.Drop Table

8.Exit

Enter your choice:1

'products' table Successfully created

==============================================================---------MENU---------

1.Create Table

2.Insert Records

3.Select Table

4.Update record5.Aggregation Function for Table

6.Delete records

7.Drop Table

8.Exit

Enter your choice:2

Records inserted into the table 'products'...

==========================================================---------MENU---------

1.Create Table

2.Insert Records

3.Select Table

4.Update record


6.Delete records

7.Drop Table

8.Exit

Enter your choice:3

Table:product

-----------------------------------------------------------

RECORDS

---------------------------------------------------------

Account:1351Name:VishalDebit:2000Credit:10000

Account:1352Name:DurgeshDebit:2000Credit:3000

Account:1353Name:AnandDebit:5600Credit:8000

Account:1354Name:pankajDebit:500Credit:3000

Account:1355Name:AltafDebit:1500Credit:500

-----------------------------------------------------------------MENU---------

1.Create Table

2.Insert Records

3.Select Table

4.Update record


6.Delete records

7.Drop Table

8.Exit

Enter your choice:4

Record is updated where Name='vishal'

=================================================== =---------MENU---------

1.Create Table

2.Insert Records

3.Select Table

4.Update record


6.Delete records

7.Drop Table

8.Exit

Enter your choice:5

------Aggregation Functions------

1.count()

2.sum()

3.max()

4.min()

5.avg()

6.Exit

Enter your choice:1Total Employee is:5=========================================================== =---------MENU---------

1.Create Table

2.Insert Records

3.Select Table

4.Update record


6.Delete records

7.Drop Table

8.Exit

Enter your choice:7

'products' table are deleted successfully...

============================================================ =---------MENU---------

1.Create Table

2.Insert Records

3.Select Table

4.Update record


6.Delete records

7.Drop Table

8.Exit

Enter your choice:8*/

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Vishal Pl1