I'm using System.Data.SQLite to create an encrypted SQLite database in a WPF project. The encryption is done by providing a password in the connection string just like this one:
new SQLiteConnection("Data…
I'm trying to insert duplicates data to table B when PKA violated using a BEFORE INSERT TRIGGER as the following example:
CREATE TABLE A( Col INTEGER, Coll TEXT(25), CONSTRAINT PKA PRIMARY KEY(Col, Coll) ON CONFLICT IGNORE);
CREATE UNIQUE INDEX IX_A…
I am trying to add a path for my web app but for some reason maximum recursion depth error occurs
def runSQL(sql):
db = sqlite3.connect('zadanie.db')
c = db.cursor()
c.execute(sql)
data = c.fetchall()
db.commit()
…
Do you know if there is a way to connected SQLite Studio (or similar) to the database via adb (emulator for Android), so I can see graphically my data via the laptop?
Thanks in advance
Today I had to use a SQLite database for the first time and I really wondered about the display of a DATETIME column like 1411111200. Of course, internally it has to be stored as some integer value to be able to do math with it. But who wants to see…
In Sqlite studio, I usually select the database name from the dropdown before executing a query.
However if I want to specify the database name in the SQL itself, something like
Select * from C:\Folder\DbList\Test.Db \.
I created and encrypted a database with the package.(react-native-sqlcipher) I want to open this database with "DB Browser for SQLite" or "SQLite Studio". However, it doesn't open even though I enter the correct key. Is salt being added while…
The question asked here is
Update every row with a random datetime between two dates
to update with the same datetime.
What I need is to update every row with a different random datetime within a range.
I am using DataGrip or SQLiteStudio (database managers) to run a series of queries in a database which guide me to find the information that I require. The queries works well and the results are shown in the console of the Dabase Manager. However, I…
I'm trying to append zeroes to a blob field in a sqlite3 db.
What I tried is this:
UPDATE Logs
SET msg_buffer = msg_buffer || zeroblob(1)
WHERE msg_id = 'F0'
As you can see, the field name is "msg_buffer", and what I want is to append byte zero.…
Hello I have 2 entities that are CUSTOMER and PRODUCT at my Entity Relation Diagram(ER).
CUSTOMER and PRODUCT has a M to N relationship which is RATE and this relationship has 2 attributes which are Comment and Rate.
My PRODUCT entity has a derived…
I need to execute one simple query on a very large number of databases (50 to be precise) at the same time
SELECT * FROM table1 WHERE column1 NOT IN(SELECT column1 FROM table2)
I am using: SQLite Studio 3.1.0
and .sqlite databases
SQLite doesn't…
I have created the database for my Android app using SQLiteStudio 3.0.5 and now I need to save/export the one as .db file, but i found only the export to .sql-file. So, what should I do to make such procedure?
Is there a way to temporary comment out some of code in SQLiteStudio? I have to add -- or /* ... */ each time and remove them manually. It will be greate if we can trigger comment using a button or shortcut like Ctrl-/. How do you tackle this…
So there's just a little bit more to this than the title suggests. I've got a table which contains a name column and a qty column, I want to display the results who have a TOTAL sum qty between 500 and 1500.
Example:
name qty
------ ----
brad …