This document is not repostedDream code-a programmer's self-white (1)
-- When a valuable person or thing passes away, those who remember him will establish a monument for it and write down the inscription.This article is dedicated to protein.
I have read a book also called "dream breaking code" and its English name is "Dream in code". I always think the translation is inaccurate. In that book, I talked about the experiences of a software project, the failures of the Chandler. However, today, t
The table's primary keys are all sequence, and the dataadpter update method is used. I don't know how the predecessors handled it. I am lazy as follows:
Public void Update (oracledataadapter ADP, dataset DS) {// DS is obtained by DS. getchanges (). Debug. Assert (ADP! = NULL ADP. selectcommand! = NULL Ds! = NULL); foreach (datatable TBL in DS. tables) //
Process | data
--9i Migrate data file procedures
1. View View
SELECT * FROM Dba_data_files
Determine the location and name of the data file you want to move
Source location and name: '/HOME/ORACLE/PRODUCT/92/ORADATA/ADP/USERS02.DBF '
Target location and name: '/HOME/ORACLE/ORADATA/ADP/USERS02.DBF '
2. Shut down the database
Shutdown immediate;
3. Copy source data files to the development
. openorcreate, fileaccess. Read );
Byte [] mydata = new byte [fs. Length];FS. Read (mydata, 0, system. Convert. toint32 (FS. Length ));
FS. Close ();
Da. Fill (DS, "myimages ");
Datarow myrow;Myrow = Ds. Tables ["myimages"]. newrow ();
Myrow ["Description"] = "This wocould be description text ";Myrow ["imgfield"] = mydata;DS. Tables ["myimages"]. Rows. Add (myrow );Da. Update (DS, "myimages ");
Con. Close ();ThisCodeIt is an SQL server operation, but I already have some ideas. I chan
Many Access and SQLServer developers often face the problem of upgrading an Access database to an SQLServer database. Because of the existing Access Upgrade Wizard, this transformation process becomes quite simple, especially when you establish an ADP associated with SQLServer data. However, the Wizard is not perfect.
Many Access and SQL Server developers often face the problem of upgrading an Access database to the SQL Server database. Because of the
SQL Enterprise Manager ). (Note: These software is free of charge only if you have Microsoft Office or XP licenses .) Many companies that use SQLServer also use Office, and most of these companies have Office license versions that contain Access. In such a company, you can
Specific SQL Enterprise Manager ). (Note: These software is free of charge only if you have Microsoft Office 2000 or XP licenses .) Many companies that use SQL Server also use Office, and most of these companies have Office li
, determine whether there is a downstream metric at the specific metric point, or control the number of metric data.}}
Which of the following is a problematic generation? Too many ........Protected void TV _binder (){SqlConnection conn = DB. createConection ();SqlCommand cmd = new SqlCommand ("select * from Dep", conn );SqlDataAdapter adp = new SqlDataAdapter (cmd );DataSet ds = new DataSet ();Adp. Fill (ds
First connection through ibmDataSet ds = new DataSet ();OleDbConnection cn = new OleDbConnection ("Provider = IBMDA400.1; Data Source = 192.168.21.10; User ID = b4dd;" +"Password = b4dd; Default Collection = QIBMPP ");Cn. Open ();OleDbDataAdapter adp = new OleDbDataAdapter ("select * from qibmpp. CUSTOM", cn );Adp. Fill (ds, "0 ");If (ds. Tables. Count> 0){DataGridView1.Refresh ();This. dataGridView1.DataSo
datagrid| Index | problem
When the dataset is bound to the DataGrid control,
and use the DataAdapter object to modify the database
Such as:Dim adp As New OleDbDataAdapter (Stradp,conn)Dim ocb As New OleDbCommandBuilder (ADP)Adp. DeleteCommand = OCB. GetDeleteCommand ()Adp. Update (ds, "Orders")-------------------------
/vnd.symbian.install. Sisx Ibid. apk,mime to Application/vnd.android.package-archiveIn addition, you can also set up: The download type WAP server--------------------------------. MMF AUDIO/MMF. MFM AUDIO/MFM. PMD AUDIO/PMD. ADP AUDIO/ADP. AMR Audio/amr. PMDAUDIO/PMD.3gp VIDEO/3GPP. cab Application/vnd.smartpohone. gif image/gif. Hme Application/vnd.smartphone.thm. jad Text/vnd.sun.j2me.app-descriptor. Jar
Development Environment:Vs 2008 + easyphp5.3.0 + win7Problem description: The Chinese characters inserted in MySQL are displayed as question marks, and reading is also displayed as question marks.C # The component used to access the database is MySQL. Data. dll (5.0.8.1)
The code for creating a test table is as follows (Make sure to change the database to utf8_general_ci during database creation.):Create Table TT (
Id smallint (6) Not null default '1 ',
Name varchar (64) not null,
Descr varchar
code here to initialize the pageIf (! Page. ispostback){Getlog ();}}Private void getlog (){String strsql;// Count the total number of records
Sqlconnection
Conn
= New sqlconnection ();Conn. connectionstring = @ "Server = MIS \ pmserver; uid = sa; Pwd = sa; database = test ";Conn. open ();Strsql = "select count (ID) from t_o_log ";Dataset DS = new dataset ();Sqldataadapter ADP = new sqldataadapter
; private void picturebox#mousedown (Object sender, mouseeventargs e) {x = E. x; y = E. y;} private void picturebox#mousemove (Object sender, mouseeventargs e) {If (E. button = system. windows. forms. mousebuttons. left) {This. left = This. left + (E. x-x); this. top = This. top + (E. y-y) ;}// change to the password box when the Password box gets the focus, clear, and change the font color private void textpwd_enter (Object sender, eventargs e) {textpwd. TEXT = ""; textpwd. forecolor = color. b
DS as New DataSet ()
Dim CN as New SqlConnection ()
Try
' Initialize connection string
CN. ConnectionString =
"Data source=pmserver;initial catalog=benchmark;persist security Info=false;user Id=sa; Password=sa; "
CN. Open ()
Dim ADP as SqlDataAdapter = New SqlDataAdapter ("select * from Tbtree", CN)
Adp. Fill (DS)
Me.viewstate ("ds") = ds
Catch ex as Exception
#If DEBUG Then
Session ("Error") = ex. ToStrin
The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion;
products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the
content of the page makes you feel confusing, please write us an email, we will handle the problem
within 5 days after receiving your email.
If you find any instances of plagiarism from the community, please send an email to:
info-contact@alibabacloud.com
and provide relevant evidence. A staff member will contact you within 5 working days.