ملخص تقنية تصميم صفحات الويب - الوحدة السادسة

Web Sites
Web Sites
Static Web Sites2-tierDynamic Web Sites3-tierBrowser
Web Server
2

First TierFORMSecond TierASPThird Tier
DatabaseThree Tiers
OLE-DBODBC
ASPUNIVERSAL DATA ACCESS-UDA
3

4
OLEDBDATA SOURCERELATIONALNON RELATIONALUDA.OLEDB
ADOOLEDBObjects

ActiveX Data Object-ADOObjectsADODATA
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]*'
272
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

ADO
ASPADODSNADO
1CONNECTION OBJECT.
2OPEN CONNECTION
3SQL
4CLOSE CONNECTIONSelect.
Connection Object
ConnectionConnection ObjectADOConnection Object
Application Server.
OpenClose
14

Connection Object
23ConnectionADOCreateObject""ServerASP.
4OpenDSN filedsl5Close
15

Connection ObjectProperties
3276
Object
17

Recordset Object
Recordset Object
RecordsRecordset Object
Recordset Object.
18

New InstanceConnection objectRecordset Object2345SQL
Sqlcom.open635conn7eofTrueFalse
8HTMLfname9MoveNext10Close.
19

PropertiesMethods
OPEN:SQL STATEMENTCONNECTION OBJECT.
CLOSE:
MOVE:RECORDSET OBJECT
MOVENEXT:
MOVEPREVIOUS:MOVENEXT
20

6.MOVEFIRST:
7.MOVELAST:MOVEFIRST
8.ADDNEW:RECORDSET
9.UPDATE:RECORDSETADDNEW
10.DELETE:
21

Recordset
Recordset
-EOF END OF FILE:RECORDSETTRUEFALSE
-BOF BEGINNING OF FILE:TRUEfalse
-MAXRECO:OPENOPENOPENRECORDSET
OBJECT.
22

COLLECTION
-PROPERITIES:
…
set rset=server.createobject"ADODB.Recordset"
…
rset.properites"status";
-FIELDS:SQL.
rset"fname";
23

Commands Object
SQLSTORED PROCEDURE.
MethodsProperties
-Active Connection:Connection Object.
set commobj = server.createobject"adodb.command"
commobj.ActiveConnection=conn
conn
24

Command Text:sqlStored Procedure.
Sqlcomm="insert into student StudentNo, fname values
101010,’Ali’;"
commobj.CommandText=sqlcomm
commobj
-Prepared:CommandTextsql
Commobj.Prepared = true;
25

Methods
-CreateParameter:ParameterCommand ObjectParametersql
Stored Procedure.
-Execute:CommandText.
Commobj.Execute;
commobj
Collection
-Properties:
-Parameter:ParametersqlStored Procedure.
26

Parameter
Commobj.Parameters.Append
commobj.createParameter"name"
commobjParametersParameter ObjectAppendCreate
Parametername.
sqlsql
Sqlstatment="insert into student )sno, fname( values )?, ?( "
Create Parametersql
27

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>
28

Example 2
ASPVBScriptJavaScriptVBScripASP:
studentinfo.studnostudnamestudmajor.
30

Dim:.
ConnectionString:student.mdb
Set Conn1:Conn1.
studconn.txtinclude
Conn1.open:
31

1
2select SQL:Selectstudentinfo.
:3set rs:.
studnostudnamestudmajorresponse.write
32

FormActionASP.Action
-Post:
-Get:
TextboxFormAction
33

1
2studnostudnamestudmajor.
:3
35

38
<!DOCTYPE html>
<html>
<head>
<title>hhasp</title>
</head>
<body>
<%
set conn=Server.CreateObject("ADODB.Connection")
conn.Provider="Microsoft.Jet.OLEDB.4.0"
conn.Open "c:/nono.mdb"
set rs=Server.CreateObject("ADODB.recordset")
rs.Open "Select * from emp", conn
do until rs.EOF
for each x in rs.Fields
Response.Write(x.name)
Response.Write(" = ")
Response.Write(x.value & "<br>")
next
Response.Write("<br>")
rs.MoveNext
loop

<!DOCTYPE html>
<html>
<head>
<title>hhasp</title>
</head>
<body>
<%
set conn=Server.CreateObject("ADODB.Connection")
conn.Provider="Microsoft.Jet.OLEDB.4.0"
conn.Open "c:/nono.mdb"
set rs=Server.CreateObject("ADODB.recordset")
rs.Open "Select * from emp", conn
do until rs.EOF
foreach x in rs.Fields
Response.Write(x.name)
Response.Write("= ")
Response.Write(x.value & "<br>")
next
Response.Write("<br>")
rs.MoveNext
loop
rs.close
conn.close
%>
39

ملخص تقنية تصميم صفحات الويب - الوحدة السادسة

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