readme.txt

来自「使用 VB 编写访问 WinCC 软件的 SQL server 数据库的代码。」· 文本 代码 · 共 39 行

VisualBasic project WinCCDBPr
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Autor. Dr.R.Block A&D PT1 SP
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1. Installation
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The project has been implemented with VB6 SP3.
The controls are MS OLEDB V6.0 >SP3:
 - Grid
 - Data

2. IMPLEMENTATION
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   Uses VB standard implementation with ADODC and DBGrids
   and in 2.2, 2.3 also together with WinCC Oledb provider.
   This project is intended to show that the VB components 
   and WinCC Oledb fit together.

   Starting form is MDI form with 3 menu items
   2.1 Selection
       In order to have an easy handling of the DSN name
       a special formular with a simple selection of the DSN
       is provided. The user has to make a selection in order
       to activate the next menu items.
       Components used: form with ADODC and DBGrid.
   2.2 TagLogging
       The form used is the same for 2.2 and 2.3 with a different
       global variable g_Mode (1=Taglogg, 2=Alarms)
       5 different commands for execution "SQL" statements.
       Connection to database is done automatically on form load.
       Uses ADODC, DBGrid and WinCC-OLEDB provider
   2.3 Alarms
       Form with Alarm selection by MsgNR, State etc...