ملخص تقنية تصميم صفحات الويب - الوحدة السادسة

Web Sites
Web Sites
Static Web Sites2-tier
Dynamic Web Sites3-tier
BrowserWeb Server
2

First TierFORMSecond TierASPThird TierDatabase
Three Tiers
OLE-DBODBC
ASPUNIVERSAL DATA ACCESS-UDA
3

4
OLEDBDATA SOURCERELATIONAL
NON RELATIONALUDA.
OLEDB
ADOOLEDBObjects

ActiveX Data Object-ADOObjects
ADODATA ACCESS OBJECT DAOVB++VISUAL C.
5

Data Source Name DSN
DSNJETACCESSWindows.
DSN
-File DSN:Text File
-System DSN:Windows Registry
-USER DSN:Windows RegistryUSER DSN
6

SQL
SQL
SQL
SQL
Select
-Insert
-Delete
-Update
7

SELECTSELECT*SQLEmp:
SELECT * From Emp
FirstNameLastNameEmpSQL
SELECT FirstName, LastName From Emp
SELECT*
Data FilteringSQLWHERE
 WHERE Data-Comparison
8

WHERE
BETWEEN:
IN:
LIKE:
BETWEENSQLRecord setSQLFirstNameQV:
SELECT * FROM Users WHERE FirstName BETWEEN 'Q' AND 'V'
BETWEENSQLTaxRate57:
SELECT * FROM Customers WHERE TaxRate BETWEEN 5 AND 7
9

INSQL
SELECT * FROM Customers WHERE City IN 'Amman','Irbid'
LIKE.
1SQLS:
SELECT * FROM Customers WHERE FirstName LIKE 'S*'
2.SQLSM:
SELECT * FROM Customers WHERE FirstName LIKE '[S,M]*'
3.SQLSa:
SELECT * FROM Customers WHERE FirstName LIKE 'Sa*'
4.SQL2029:
SELECT * FROM Customers WHERE Age LIKE '2*'
10

5SQLABC:
SELECT * FROM Customers WHERE FirstName LIKE '[A-C]*'



11

WHERE.29/2/2000SQL
SELECT *
FROM Users
WHERE RecordCreationDate >= #29/2/2000#
#
INSERT.
INSERT INTO EMP (Empno, ename, sal) VALUES (2323,"Ali", 2000)
12

DELETESQLTableName:
DELETE From TableName
WHERESQL
DELETE FROM Customers WHERE AcountBalance=0
UPDATE.
232320%
Update EMP
Set sal=sal*1.2
Where Empno=2323
13

ActiveX Data Object - ADO
ASPADODSNADO
1CONNECTION OBJECT.
2OPEN CONNECTION
3SQL
4CLOSE CONNECTIONSelect.
14

ActiveX Data Object - ADO
Connection Object
ConnectionConnection ObjectADOConnection ObjectApplication
Server.
OpenClose
15

Connection Object
2
3ConnectionADO
CreateObject""ServerASP.
4OpenDSN filedsl

5Close
17

Connection ObjectProperties
Object
19

Recordset Object
Recordset Object
RecordsRecordset Object
Recordset Object.
20

New InstanceConnection objectRecordset Object2345SQLSqlcom.
open635conn7eofTrueFalse
8HTMLfname9MoveNext10Close.
21

PropertiesMethods
OPEN:SQL STATEMENTCONNECTION OBJECT.
CLOSE:
MOVE:RECORDSET OBJECT
MOVENEXT:
MOVEPREVIOUS:MOVENEXT
22

6.MOVEFIRST:
7.MOVELAST:MOVEFIRST
8.ADDNEW:RECORDSET
9.UPDATE:RECORDSETADDNEW
10.DELETE:
23

Recordset
Recordset
-EOF END OF FILE:RECORDSETTRUEFALSE
-BOF BEGINNING OF FILE:TRUEfalse
-MAXRECO:OPENOPENOPENRECORDSET OBJECT.
24

COLLECTION
-PROPERITIES:
…
set rset=server.createobject"ADODB.Recordset"
…
rset.properites"status";
-FIELDS:SQL.
rset"fname";
25

Commands Object
Commands Object
SQLSTORED PROCEDURE.
MethodsProperties
-Active Connection:Connection Object.
set commobj = server.createobject"adodb.command"
commobj.ActiveConnection=conn
conn
26

Command Text:sqlStored Procedure.
Sqlcomm="insert into student StudentNo, fname values 101010,’Ali’;"
commobj.CommandText=sqlcomm
commobj
-Prepared:CommandTextsql
Commobj.Prepared = true;
27

Methods
-CreateParameter:ParameterCommand ObjectParametersqlStored
Procedure.
-Execute:CommandText.
Commobj.Execute;
commobj
28

Collection
-Properties:
-Parameter:ParametersqlStored Procedure.
29

Parameter
Commobj.Parameters.Append commobj.createParameter"name"
commobjParametersParameter ObjectAppendCreate Parametername.
sqlsql
Sqlstatment="insert into student )sno, fname( values )?, ?( "
Create Parametersql
30

Example 1
<html>
<body>
<form name="form1" method=post action="program.asp">
<input type="text" name="first">
<input type="text" name="number">
<input type="submit" value="send data">
</body>
</form>
</html>
31

Example 2
ASPVBScriptJavaScriptVBScripASP
studentinfostudnostudnamestudmajor.
33

Dim:.
ConnectionString:student.mdb
Set Conn1:Conn1.
studconn.txtinclude
Conn1.open:
34

1
2select SQL:Selectstudentinfo.
:3set rs:.
studnostudnamestudmajorresponse.write
36

FormActionASPAction
-Post
-Get
TextboxFormAction
37

1
2studnostudnamestudmajor.
:3
39

ملخص تقنية تصميم صفحات الويب - الوحدة السادسة

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ملخص تقنية تصميم صفحات الويب - الوحدة السادسة