Vb Vc++ Oracle practical programs

7/27/2019 Vb Vc++ Oracle practical programs

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AIM:

To write a visual basic program to accept a number as input and convertthem into

a. Binary

b. Octal

c. Hexadecimal

ALGORITHM:

Step1: Start the process.

Step2: Click start-> all programs->microsoft visual studio 6.0-> visual basic 6.0.

Step3: Select stansard.exe and open a new project window with from.

Step4.Design the form 4 labels and 4 textboxes and 4 buttons.

Step5: Enter the entity inside the text boxes

Step6: Convert to values binary, octal and hexadecimal values.

Step7: Stop the process.

EX.NO: 1 NUMBER CONVERSION

DATE:20.06.13


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FORM DESIGN:


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SOURCE CODE:

Private Sub Command1_Click()

Text2 = ""

n = Val(Text1)

Do While (n 0)

a = n Mod 2

Text2 = Str(a) + Text2

n = Int(n / 2)

Loop

End Sub


Text2 = ""

n = Val(Text1)

Do While (n 0)

a = n Mod 8


n = Int(n / 8)

Loop

End Sub


Text2 = ""

n = Val(Text1)


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Do While (n 0)

a = n Mod 16

Select Case a

Case 10

Text2 = "a" + Text2

Case 11

Text2 = "b" + Text2

Case 12

Text2 = "c" + Text2

Case 13

Text2 = "d" + Text2

Case 14

Text2 = "e" + Text2

Case 15

Text2 = "f" + Text2

Case Else


End Select

n = Int(n / 16)

Loop

End Sub


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OUTPUT:

Result:

Thus the above program has been executed and verified successfully.


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AIM:

To write a visual basic program to add the items to list box with user inputand move the select item to combo box one by one.

ALGORITHM:


Step2: Click Start-> All programs->Microsoft visual studio 6.0-> visual basic 6.0.


Step4: Design from with one label box, text box, List box, combo box and

Command buttons and set their properties.

Step5: Move the selected list item into the combo box using property add item

(list, text1).


EX.NO: 2 ADD THE ITEMS

DATE:26.06.13


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FORM DESIGN:


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SOURCE CODE:


Combo1.AddItem (Text1.Text)

Text1 = ""

End Sub


List1.AddItem (Combo1.Text)

End Sub


End

End Sub


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OUTPUT:

Result:



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AIM:

To write a visual basic program to develop a calculator with basic

operations.

ALGORITHM:




Step4: Design the form with one textbox and seven command buttons, command 1

copy of commands is used to display numbers.

Step5: Perform the require calculations using arithmetic operations.


EX.NO: 3

CALCULATORDATE:08.07.13


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FORM DESIGN:


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SOURCE CODE:

Dim n As Integer

Dim sign As String

Private Sub Command1_Click(Index As Integer)

Text1 = Text1 + Command1(Index).Caption

End Sub


n = Val(Text1)

Text1 = ""

sign = "+"

End Sub


n = Val(Text1)

Text1 = ""

sign = "-"

End Sub


n = Val(Text1)

Text1 = ""

sign = "*"


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End Sub


n = Val(Text1)

Text1 = ""

sign = "/"

End Sub


n = 0

Text1 = ""

End Sub


Select Case sign

Case "+"

Text1 = n + Val(Text1)

Case "-"

Text1 = n - Val(Text1.Text)

Case "*"

Text1 = n * Val(Text1.Text)

Case "/"

Text1 = n / Val(Text1.Text)

End Select

End Sub


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OUTPUT:

Result:



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AIM:

To write a visual basic program to design form using common dialog boxcontrol to display font, save, new, open without using the action control property.

ALGORITHM:




Step4: Click the project menu bar-> components and select these two control

added to tool bar.

Step5: Draw two controls to use common dialog control methods.


EX.NO: 4

DIALOG BOX CREATIONDATE:18.07.13


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FORM DESIGN:


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SOURCE CODE:

Private Sub font_Click()

CommonDialog1.Flags = cdlCFBoth Or cdlCFEffects

CommonDialog1.ShowFont

RichTextBox1.SelFontName = CommonDialog1.FontName

RichTextBox1.SelFontSize = CommonDialog1.FontSize

RichTextBox1.SelBold = CommonDialog1.FontBold

RichTextBox1.SelUnderline = CommonDialog1.FontUnderline

RichTextBox1.SelColor = CommonDialog1.Color

End Sub

Private Sub new_Click()

RichTextBox1.Text = ""

End Sub

Private Sub open_Click()

CommonDialog1.Filter = "textfile(*.txt)"

CommonDialog1.ShowOpen

RichTextBox1.LoadFile (CommonDialog1.FileName)

End Sub

Private Sub save_Click()

CommonDialog1.Filter = "textfile.text"

CommonDialog1.ShowSave

RichTextBox1.SaveFile (CommonDialog1.FileName)

End Sub


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OUTPUT:

Result:



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AIM:

To write a visual basic program to prepare a questionnaires.

ALGORITHM:




Step4: Design the form using required controls.

Step5: Click your answer and get the source.


EX.NO: 5QUESTIONNAIRES

DATE:24.07.13


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FORM DESIGN:


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SOURCE CODE:


Dim q1, q2, q3, q4, q5, marks As Integer

q1 = 0

q2 = 0

q3 = 0

q4 = 0

q5 = 0

If Option2 = True Then

q1 = 10

End If


q2 = 10

End If


q3 = 10

End If


q4 = 10

End If


q5 = 10

End If

marks = q1 + q2 + q3 + q4 + q5

Select Case marks


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Case 10

Label7.Caption = marks

Label8.Caption = "not selected"

Case 20

Label7 = marks

Label8 = "not selected"

Case 30

Label7 = marks

Label8 = "waiting.."

Case 40

Label7 = marks

Label8 = "selected"

Case 50

Label7 = marks

Label8 = "selected"

End Select

End Sub


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OUTPUT:

Result:



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AIM:

To write a visual basic program to develop a menu driven adds a menudriven window in the form horizontal style using menu.

ALGORITHM:



Step3: Select standard.exe and open a new project window with from.

Step4: Design the form using menu editor menu.

Step5: Include add from change the cascade of form and apply a color to the form

by using submenu.


EX.NO: 6MENU CREATION

DATE:02.08.13


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FORM DESIGN:


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SOURCE CODE:

Private Sub af_Click()

Dim newform As New Form1

newform.Show

End Sub

Private Sub clr_Click()

CommonDialog1.ShowColor

Me.BackColor = CommonDialog1.Color

End Sub

Private Sub cs_Click()

Me.Arrange vbCascade

End Sub

Private Sub ex_Click()

End

End Sub

Private Sub hor_Click()

MDIForm1.Arrange vbHorizontal

End Sub


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OUTPUT:

1. Cascade view:


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2. Horizontal view:

Result:



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AIM:

To create VC++ program to display toolbar and status bar status.

PROCEDURE:

Step1: Start-> all programs ->visual studio 6.0->Microsoft visual c++

Step2: Select file-> new and choose option MFC application wizard (exe) and give

project name.

Step3: Click next option and select project type as single document interface andfinally press finish button.

Step4: New an empty project is created new we needed to design our toolbar.

Step5: Select resource view from left side of window from that choose toolbar

option and select string ID_DRAW_RECTANGLE, ID_DRAW_ELLIPS,

ID_DRAW_TRIANGLE.

Step6: Selecting class wizard (ctrl+w) add message map for rectangle, ellipse and

triangle.

Step7: Write a source code for a program.

Step8: Compile and execute program.

EX.NO: 1DISPLAY TOOLBAR & STATUS BAR

DATE:09.08.13


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FORM DESIGN:


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SOURCE CODE:

void CPrg1View::OnDrawRectangle()

{

CClientDC* pDC;

pDC=new CClientDC(this);

pDC->Rectangle(100,100,170,150);

}

void CPrg1View::OnDrawEllipse()

{

CClientDC* pDC;


pDC->Ellipse(10,10,200,100);

}

void CPrg1View::OnDrawTriangle()

{

CClientDC* pDC;


pDC->MoveTo(200,200);

pDC->LineTo(300,300);



pDC->SetBkColor(RGB(0,0,255));

pDC->TextOut(200,250,"vengat Vc++");

}


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OUTPUT:

Result:



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AIM:

To create VC++ program adding and deleting a string in list box.

PROCEDURE:

Step1: Start-> all programs ->visual studio 6.0->Microsoft visual c++


project name as list box.

Step3: Click next option select dialog based application as project

Step4: Finally press finish button new an empty dialog application is created.


Step6: Compile and executed the program.

EX.NO: 2ADD & DELETE STRING IN LISTBOX

DATE:19.08.13


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FORM DESIGN:


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SOURCE CODE:

void CPrg2Dlg::OnButton1()

{

UpdateData(TRUE);

CString a;

m_text.GetWindowText(a);

m_list.AddString(a);

MessageBox("ADDED");

m_text.SetWindowText(" ");

UpdateData(false);

}

void CPrg2Dlg::OnButton2()

{

m_list.DeleteString (m_list.GetCurSel ());

MessageBox("DELETED");

}


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OUTPUT:

Result:

Thus the above program has been executed successfully and verified.


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AIM:

To develop VC++ program for menu editor.

PROCEDURE:

Step1: Start-> all programs ->visual studio 6.0->Microsoft visual c++.


project name as menu bar.

Step3: Click next option and select project type as simple document interface and

finally press finish button.

Step4: Now an empty project is created menu we needed to design our menu.

Step5: Select resource view from left side of window from that chooses menu

option and design.


Step7: Compile and execute the program.

EX.NO: 3MENU EDITOR

DATE:27.08.13


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FORM DESIGN:


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SOURCE CODE:

void CMainFrame::OnDrawRectangle()

{

CClientDC* pDC;


pDC->Rectangle(100,100,180,140);

}

void CMainFrame::OnDrawEllipse()

{

CClientDC* pDC;


pDC->Ellipse(30,40,120,70);

}

void CMainFrame::OnDrawTriangle()

{

CClientDC* pDC;


pDC->MoveTo(200,200);




}


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OUTPUT:

Result:



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AIM:

To create VC++ application program to perform free hand drawing.

PROCEDURE:



project name as HAND drawing.

Step3: Click next option select dialog based application as project

Step4: Finally press finish button new an empty dialog application is created.


Step6: Compile and executed the program

EX.NO: 4FREE HAND DRAWING

DATE:02.09.13


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FORM DESIGN:


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SOURCE CODE:

int flag = 0, x1, x2, y1, y2;

void CPrg3Dlg::OnLButtonDown(UINT nFlags, CPoint point)

{

if (flag == 0)

{

x1 = point.x;

y1 = point.y;

flag = 1;

}

CDialog::OnLButtonDown(nFlags, point);

}

void CPrg3Dlg::OnLButtonUp(UINT nFlags, CPoint point)

{

flag = 0;

CDialog::OnLButtonUp(nFlags, point);

}

void CPrg3Dlg::OnMouseMove(UINT nFlags, CPoint point)

{

if ( flag == 1)

{

x2 = point.x;

y2 = point.y;

CClientDC dc(this);


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dc.MoveTo (x1, y1);

dc.LineTo (x2, y2);

x1 = x2;

y1 = y2;

}

CDialog::OnMouseMove(nFlags, point);

}

void CPrg3Dlg::OnCancel()

{

CDialog::OnCancel ();

CDialog::OnCancel();

}


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OUTPUT:

Result:



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AIM:

To create VC++ program to perform SERTALRATION-SDI.

PROCEDURE:



project name as menu bar.

Step3: Click next option and select project type as simple document interface and

finally press finish button.

Step4: Selecting ctrl+w have included VM_CHAR function for reading character

from user.



EX.NO: 5SERIALIZATION-SDI

DATE:18.09.13


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FORM DESIGN:


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SOURCE CODE:

Sdidoc.h:

class CSdiDoc : public CDocument

{protected: // create from serialization only

CSdiDoc();

DECLARE_DYNCREATE(CSdiDoc)

// Attributes

public:

CString text;

sdiDoc.cpp

CSdiDoc::CSdiDoc()

{

text=" ";

}

void CSdiView::OnDraw(CDC* pDC)

{

CSdiDoc* pDoc = GetDocument();

ASSERT_VALID(pDoc);

pDC->TextOut(50,50,pDoc->text);

}

void CSdiView::OnChar(UINT nChar, UINT nRepCnt, UINT nFlags)

{

CSdiDoc* pDoc = GetDocument();

ASSERT_VALID(pDoc);

pDoc->text+=nChar;

CView::OnChar(nChar, nRepCnt, nFlags);

}


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OUTPUT:

Result:



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AIM:

To create VC++ program to perform SERTALRATION-MDI.

PROCEDURE:



project name.

Step3: Click next option and select project type as multiple document interfaces

and finally press finish button.

Step4: Selecting ctrl+w have included VM_CHAR function for reading character

from user.



EX.NO: 6SERIALIZATION-MDI

DATE:30.09.13


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FORM DESIGN:


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SOURCE CODE:

mdidoc.h:

public:

int m_posx;

int m_posy;

mddiDoc.cpp:

void CMddiDoc::Serialize(CArchive& ar){

if (ar.IsStoring()){

ar m_posx >> m_posy;

}}

mddiView.cpp:

void CMddiView::OnDraw(CDC* pDC){

CMddiDoc* pDoc = GetDocument();ASSERT_VALID(pDoc);

RECT br;br.left = m_posx - 50;

br.right = m_posx + 50;

br.bottom = m_posy - 50;

br.top = m_posy + 50;

pDC->Ellipse(&br);}

void CMddiView::OnInitialUpdate(){

CView::OnInitialUpdate();

CMddiDoc* pDoc;pDoc = GetDocument();

m_posx = pDoc->m_posx ;

m_posy = pDoc->m_posy;}void CMddiView::OnUpdate(CView* pSender, LPARAM lHint, CObject* pHint)

{

CMddiDoc* pDoc;


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pDoc = GetDocument();

m_posx = pDoc->m_posx ;

m_posy = pDoc->m_posy ;

InvalidateRect(NULL);}

void CMddiView::OnLButtonDown(UINT nFlags, CPoint point){

m_posx = point.x;

m_posy = point.y;

CMddiDoc* pDoc;

pDoc = GetDocument();

pDoc->m_posx = m_posx;

pDoc->m_posy = m_posy;

InvalidateRect(NULL);

pDoc->UpdateAllViews (this);

pDoc->SetModifiedFlag (TRUE);

CView::OnLButtonDown(nFlags, point);

}


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OUTPUT:

Result:



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AIM:

To create six tables and make constraint for the ticket_ no in table5 and add

new column fare to the table3 with data type as long.

ALGORITHM:

STEP 1: Start the process

STEP 2: Create six tables and display the structure.

STEP 3: Constraint is added into ticket_no from the table5 and check ticket_no

between 1 & 500.

STEP 4: New column is added to the table3, and the description is displayed.

STEP 5: Stop the Process.

EX.NO: 1DATA DEFINITION BASICS

DATE:27.06.13


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SQL> create table christo1(cat_code number(3) primary key);

Table created.

SQL> desc christo1;

Name Null? Type

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

CAT_CODE NOT NULL NUMBER(3)

SQL> create table christo2(place_id number(3) primary key, bus_station varchar2(10));

Table created.

SQL> desc christo2;

Name Null? Type

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

PLACE_ID NOT NULL NUMBER(3)

BUS_STATION VARCHAR2(10)

SQL> create table christo3(rout_id number(3) primary key, cat_code number(3),orgin

varchar2(10), destination varchar2(10),distance_kms number(4));

Table created.

SQL> desc christo3;

Name Null? Type

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

ROUT_ID NOT NULL NUMBER(3)

CAT_CODE NUMBER(3)

ORGIN VARCHAR2(10)

DESTINATION VARCHAR2(10)

DISTANCE_KMS NUMBER(4)


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SQL> create table christo4(route_id number(3), place_id number(3), day varchar(10));

Table created.

SQL> desc christo4;

Name Null? Type

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

ROUTE_ID NUMBER(3)

PLACE_ID NUMBER(3)

DAY VARCHAR2(10)

SQL> create table christo5(ticket_no number(3) primary key, no_of_ticket number(4));

Table created.

SQL> desc christo5;

Name Null? Type

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

TICKET_NO NOT NULL NUMBER(3)

NO_OF_TICKET NUMBER(4)

SQL> create table christo6(ticket_no number(3),passenger_name varchar2(10),gender

varchar2(6),age number(3),seat_no number(3),amount number(5));

Table created.

SQL> desc christo6;

Name Null? Type

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

TICKET_NO NUMBER(3)

PASSENGER_NAME VARCHAR2(10)

GENDER VARCHAR2(6)

AGE NUMBER(3)


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SEAT_NO NUMBER(3)

AMOUNT NUMBER(5)

SQL> alter table christo5 add constraint ck_ticketno check(ticket_no between 1 and 500);

Table altered.

SQL> alter table christo3 add(fare long);

Table altered.

SQL> desc christo3;

Name Null? Type

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

ROUT_ID NOT NULL NUMBER(3)

CAT_CODE NUMBER(3)

ORGIN VARCHAR2(10)

DESTINATION VARCHAR2(10)

DISTANCE_KMS NUMBER(4)

FARE LONG

Result:

Thus the above queries has been executed and verified successfully.


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AIM:

Insert values for six tables and display the table with original and destinationcatcode from rh5 table and update fare as 500 to distance between Ooty and

Chennai.

ALGORITHM:

STEP 1: Start the process.

STEP 2: Values are inserted into six table displayed the table with the route

displayed the table with the route origin form Madras and destination By

select query.

STEP 3: Catcode column was displayed from the Table with descending order.

STEP 4: The distance was update into 500 for origin Madras to destination

Cochin from the table and displayed.

STEP 5: Stop the Process.

EX.NO: 2DATA MANIPULATION BASICS

DATE:03.07.13


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SQL> insert into christo1 values(100);

1 row created.


1 row created.


1 row created.


1 row created.


1 row created.

SQL> select * from christo1;

CAT_CODE

----------

100

200

300

400

500

SQL> insert into christo2 values(11,'coimbatore');

1 row created.

SQL> insert into christo2 values(12,'tirupur');

1 row created.

SQL> insert into christo2 values(13,'chennai');

1 row created.


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SQL> insert into christo2 values(14,'pollachi');

1 row created.

SQL> insert into christo2 values(15,'ooty');

1 row created.


PLACE_ID BUS_STATIO

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

11 coimbatore

12 tirupur

13 chennai

14 pollachi

15 ooty

SQL> insert into christo3 values(101,100,'madras','cochin',599,1000);

1 row created.

SQL> insert into christo3 values(102,200,'cbe','tirupur',100,300);

1 row created.

SQL> insert into christo3 values(103,300, 'ooty','bangalore',500,350);

1 row created.

SQL> insert into christo3 values(104,400, 'madras','cbe',600,320);

1 row created.

SQL> insert into christo3 values(105,500, 'tirupur','bangalore',700,500);

1 row created.



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ROUT_ID CAT_CODE ORGIN DESTINATIO DISTANCE_KMS

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

FARE

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

101 100 madras cochin 599

1000

102 200 cbe tirupur 100

300

103 300 ooty bangalore 500

350

104 400 madras cbe 600

320

105 500 tirupur bangalore 700

500

SQL> insert into christo4 values(101,11,'monday');

1 row created.

SQL> insert into christo4 values(102,22,'tuesday');

1 row created.

SQL> insert into christo4 values(103,33,'wednesday');

1 row created.

SQL> insert into christo4 values(104,44,'thursday');

1 row created.

SQL> insert into christo4 values(105,55,'friday');

1 row created.


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ROUTE_ID PLACE_ID DAY

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

101 11 monday

102 22 tuesday

103 33 wednesday

104 44 thursday

105 55 friday

SQL> insert into christo5 values(27,6);

1 row created.


1 row created.


1 row created.


1 row created.


1 row created.


TICKET_NO NO_OF_TICKET

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

27 6

200 67

487 90


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499 6

456 890

SQL> insert into christo6 values(111,'christo','male',20,278,400);

1 row created.

SQL> insert into christo6 values(200,'deepa','female',18,425,786);

1 row created.

SQL> insert into christo6 values(249,'angel','female',20,278,400);

1 row created.

SQL> insert into christo6 values(186,'ganesh','male',20,480,815);

1 row created.


TICKETNO PASSENGER_ GENDER AGE SEAT_NO AMOUNT

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

111 christo male 20 278 400

200 deepa female 18 425 786

249 angel female 20 278 400

186 ganesh male 20 480 815

SQL> select * from christo3 where orgin = 'madras' and destination = 'cochin';


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

FARE

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


1000


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SQL> select distinct cat_code from christo3 order by cat_code desc;

CAT_CODE

----------

400

200

100

SQL> update christo3 set distance_kms=500 where orgin = 'madras' and destination='cbe';

1 row updated.



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

FARE

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


1000


300


350


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

FARE

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


320


500

Result:



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AIM:

Display the row from table6 with matching any row with table thus create a

view with ticket no, origin, destination route id from table.

ALGORITHM:


Step2: All rows are displayed with sub query from the table.

Step3: View the row from with place id=100;

Step4: All row displayed from views.


EX.NO: 3 QUERIES

DATE:22.07.13


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SQL> select * from christo6 where ticket_no>any (select ticket_no from christo5);

TICKET_NO PASSENGER_ GENDER AGE SEAT_NO AMOUNT

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




186 ganesh male 20 480 815

SQL> select * from christo3 where rout_id >all(select route_id from christo4 where

place_id=100);


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

FARE

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


1000


300


350


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

FARE

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


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320


500

SQL> create view ksg as select ticket_no, orgin, destination, rout_id from christo5, christo3;

View created.

SQL> select * from ksg;

TICKET_NO ORGIN DESTINATIO ROUT_ID

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

27 madras cochin 101





27 cbe tirupur 102

200 cbe tirupur 102

487 cbe tirupur 102

499 cbe tirupur 102

456 cbe tirupur 102

27 ooty bangalore 103


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




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27 madras cbe 104

200 madras cbe 104

487 madras cbe 104

499 madras cbe 104

456 madras cbe 104

27 tirupur bangalore 105



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




25 rows selected.

Result:



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AIM:

To generate a report from the table for the particular ticket no.

ALGORITHM:


Step2: All column names all justify into the center position.

Step3: Format are generate for all columns.

Step4: Compute amount for the ticket number.


EX.NO: 4 REPORT GENERATION

DATE:30.07.13


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SQL> ttitle center 'III BSC CS' skip 2

SQL> column ticket_no heading ticket_no justify center

SQL> column passenger_name heading passenger_name justify center

SQL> column gender heading gender justify center

SQL> column age heading age justify center

SQL> column seatno heading seatno justify center

SQL> column amount heading amount justify center

SQL> column ticket_no format 9999

SQL> column passenger_name format a13

SQL> column gender format a12

SQL> column age format 99

SQL> column seatno format 9999

SQL> column amount format 9999

SQL> compute sum of amount on ticket_no

SQL> break on ticket_no skip2

SQL> select ticket_no, passenger_name, gender, age, seat_no, amount from christo6 order by

ticket_no;

III BSC CS

ticket_no passenger_nam gender age SEAT_NO amount

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


********* ------

sum 400


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186 ganesh male 20 480 815

********* ------

sum 815

III BSC CS

ticket_no passenger_nam gender age SEAT_NO amount

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


********* ------

sum 786


********* ------

sum 400

Result:



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AIM:

To update erode for bus station 200 for distance in table using PL/SQL and

create to insert trigger to table and display no transaction on weekends and not

allowing for deleting.

ALGORITHM:


Step2: Cursor was creating form table and bus station was updated as erode 50 or 1

and display.

Step3: Where place id=fare was updated as200 for the table where distance

was


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PLACE_ID BUS_STATION

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

11 coimbatore

12 tirupur

13 chennai

14 pollachi

15 ooty

SQL> desc christo2;

Name Null? Type

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

PLACE_ID NOT NULL NUMBER(3)

BUS_STATION VARCHAR2(10)

SQL> declare

2 begin

3 update christo2 set bus_station='COIMBATORE' where place_id=11 or place_id=15;

4 end;

5 /

PL/SQL procedure successfully completed.


PLACE_ID BUS_STATIO

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

11 COIMBATORE


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12 tirupur

13 chennai

14 pollachi

15 COIMBATORE

SQL> declare

2 begin

3 update christo3

4 set fare=200 where rout_id=&user_value and distance_kms


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

FARE

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


320


500

SQL> create or replace trigger mbmb_tri

2 before insert on christo4

3 for each row

4 begin

5 if:new.day='saturday' or :new.day='sunday' then

6 raise_application_error(-20121,'operation not allowed');

7 end if;

8 end;

9 /

Trigger created.

SQL> create or replace trigger mbmb_tri

2 before insert on christo4

3 for each row

4 begin

5 if:new.day='saturday' or :new.day='sunday' then


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6 raise_application_error(-20121,'operation not allowed');

7 end if;

8 end;

9 /

Trigger created.

SQL> insert into christo4 values(100,212,'sunday');

insert into christo4 values(100,212,'sunday')

*

ERROR at line 1:

ORA-20121: operation not allowed

ORA-06512: at "SCOTT.MBMB_TRI", line 3

ORA-04088: error during execution of trigger 'SCOTT.MBMB_TRI'

SQL> create or replace trigger deltri

2 before delete on christo4

3 for each row

4 begin

5 if deleting then

6 raise_application_error(-20022,'sorry deleting not allowed');

7 end if;

8 end;

9 /

Trigger created.


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SQL> delete from christo4;

delete from christo4

*

ERROR at line 1:

ORA-20022: sorry deleting not allowed

ORA-06512: at "SCOTT.DELTRI", line 3

ORA-04088: error during execution of trigger 'SCOTT.DELTRI'

Result:



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AIM:

To write a program to create table by using student database management system,

ALGORITHM:


Step2: Design the front-end for student database management system using visual

basic 6.0.

Step3: Create a table in back-end for student database management system using

oracle.

Step4: Provide the connectivity using ADO and establish the connection.

Step5: Perform operation such as insert, update and delete.


EX.NO: 6 STUDENT DATABASE MANAGEMENT SYSTEM

DATE:03.09.13


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FORM DESIGN:


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SOURCE CODE:


Adodc1.Recordset.AddNew

Text1.SetFocus

End Sub


Adodc1.Recordset.Delete

Adodc1.Refresh

End Sub


Adodc1.Recordset.Update

Adodc1.Refresh

End Sub


End

End Sub


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OUTPUT:

Vb Vc++ Oracle practical programs

Documents