Option Explicit
Dim rowsNum
rowsNum = 0
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‘Main function
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Author: Simo
PowerDesigner imports PowerDesigner in accordance with the Excel design data table structure
Option Explicit
Dim shet, cnt
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‘For each shet in array(“Sheet1”, “Sheet2”, “Sheet3″…)
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Dim
SQLITE C interface Get single-value results
When I enter Sqlite
SELECT Count(*) FROM tabl; It returns a Number.
How to use the C interface to get this number after preparing the statement?
Something like this:
sqlite3
SQLITE3.PROGRAMMINGERROR: Unable to run on the closed database. [Python] [SQLite]
I am using a common function to execute all the sqlite queries in the class. Everything works fine until I use a for loop with multiple items in the list. This is a commonly used function for exec
PowerDesigner generates an Excel version of the database file
To convert the database design to an excel version, Baidu will publish a script file, which is easy to use and find out, keep a memorial
In pd, shift+ctrl+X, open the script to run, the scrip
Several common modeling tools (Rose, PowerDesigner, Visio)
1, ROSE
< /span> ROSE is directly developed from UML The birth of the design tool, it appeared to support UML modeling, ROSE did not support the database-side modeling at the beginning, but the
PowerDesigner (8) – Model Document Editor (Generate Project Documentation)
The original text is from: http://www.voidcn.com/article/p-uoilqgur-oy.html
The Model Report of PowerDesigner is a model-based, project-oriented overview document. It provides a flexible and
SQL file in PowerDesigner, database table reverse generation PDM
1 Reverse PDM generation 1) Create an empty PDM model (select the corresponding DBMS) :
2) Select [Database]–[Update Model from Database…] menu:
1) In the new window, select the cor
PowerDesigner generates automatic identification of mysql statements, Name, and comments
When using PowerDesigner to design the ORACLE library table in the past, it is very convenient to generate the SQL statement to build the table. There is an option, which means that when the COMMEN
How to use the SQLite connection in the Asset folder
How to use the SQLite connection in the Asset folder. This is called DataBaseHelper. java file
public class DataBaseHelper extends SQLiteOpenHelper
{
private static String TAG = “TAG”;
pri