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Project is a new concept of PowerDesigner 15 , Through the project system analyst/designer can group models and var
Author: Simo
Select the latest line that matches the conditions in SQLITE
Suppose I have a table:
Name, status, timestamp I want to choose matching Status =’active’ rows, but only those rows with the latest timestamp are selected. So if there are rows like this:
iPad Safari maps mouse events to touch events in image mapping
My website makes extensive use of image maps. The images are pages of medieval manuscripts. The mouseOver event of the AREA tag has an additional tooltip, which shows the modern typography of the a
SQLite tutorial
Are there any good tutorials/books on how to use Cql’s sqlite? I recommend Mike Owens’ book: The Definitive Guide to SQLite(1st Edn,2006). This is a very Good book.
There are also second e
NVARCHAR (MAX) in SQLite
I create a table in Sqlite, which contains a column with the maximum length:
create table [Log] (
Id int identity not null
constraint PK_Log_Id primary key,
Data nvarchar (max) null
) But
SQLite uses SQLite-Net to add Windows 8 Metro C #
I am using C# and SQLite as the database of Windows-8-Metro-App. I want to use Join-Command, but I don’t know how to read the given return data. Function:
db.Query(“SELECT * FROM Person, Job
SQLite – insert the data into the blob
I am trying to use SQLite3 shell to insert binary data into blobs, which means regular SQL statements. This is my table:
CREATE TABLE MYTABLE
(ID INTEGER,
BINDATA BLOB NOT NULL,
SOMEFK INT
Should I index DateTime in SQLITE?
Is it possible to find a date faster> an appointment? Generally yes, but please remember that SQLite uses only one index per table (except for the OR clause ). Always use EXPLAIN to understand h
PowerDesigner Settings Fields Unsigned Int
The first step, double-click the field
The second step, select the mysql tab
The third step, set the field unsigned attribute
How do I retrieve data from SQLITE to VB6?
I use SQLite3 ODBC driver as my connection string,
Dim conn As ADODB.Connection Set conn = New ADODB.Connection
Dim rs As New ADODB.Recordset
Set conn = New ADODB.Connection
conn.ConnectionSt