Sqlite | Eden SQLite Search , Collection , Model ORM component | Database library
kandi X-RAY | Sqlite Summary
kandi X-RAY | Sqlite Summary
## introduction. eden’s sqlite objects are nothing short of spectacular! we take orm in to a whole new level featuring search, collections and models, designed for novices and enthuisiasts alike. before we go into those advanced topics, we should first go over the basic methods available. first off we need to add connection information to our database model shown in figure 1. simply put, we instantiate the class giving the file path of the database on the server. there are no other requirements and you can start using methods immediately. ## data manipulation. if you prefer the orm way to save data figure 4 provides several method examples on how to acheive this. figure 4. data manilpulation. inserting data is pretty trivial. we included 2 ways to insert data. like getrow(), there’s no need to worry about binded data because eden wil do this for you. figure 4 shows the 2 kind of inserts mentioned. so obviously insertrow() should be used if you just want to insert one row. inserting two or more rows at the same time, you should use insertrows(). this method expects an array of arrays, or an array table. updating is about as easy as
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Top functions reviewed by kandi - BETA
- Get the schema for a table
- Get SQL query
- Get Columns
- Get all tables
- Adds a foreign key
- Drop a table
- Remove a field
- Add unique key
- Remove foreign key
- Renames a table
Sqlite Key Features
Sqlite Examples and Code Snippets
Community Discussions
Trending Discussions on Sqlite
QUESTION
Need help. Already 4 days nothing happens. Trying to do a SQLite database search. How to make it so that the listview is not displayed immediately, but only when the user enters a search query? That is, the data from the database was not filtered, but matches appeared in the listview when the user enters a request. I am very grateful to everyone in advance!`
...ANSWER
Answered 2021-Jun-13 at 09:13If you want to load result only after user presses enter/search key, then no need to add TextWatcher, just add EditorActionListener:
QUESTION
I want save photo and add name of file and text of message to database.(Also in this database I have status of request and user, how make request, this 2 columns works ok)
Database:
...ANSWER
Answered 2021-Jun-15 at 11:53You are writing message.text into the database inside the photo function. However, that function is only triggered for messages containing a photo. When the message contains a photo, message.text is None. Any caption the photo might have will be in message.caption.
QUESTION
So I created a poll model in my Django app. I'm going thorugh the polling app tutorial posted on the Django website, however, I'm using a remote MySQL database rather than a SQLite database.
...ANSWER
Answered 2021-Jun-15 at 20:06I'm thinking the suspect is an unsuccessful migration. Let's undo it and try again
QUESTION
First migration file:
ANSWER
Answered 2021-Jun-15 at 18:27change the posts migration post_id and author_id to this :
QUESTION
in my app I use SqLite Database "Templates", where I have table "favourites", constains of four columns "id", "description", "imagePath", "category". I would like user to be able use their own images in my app, like this: When user click button, he choose image from gallery, write description and choose category of image. I know I need use Content Values to do this. But how can I do my table has imagePathes, i.e how can I show them later using RecyclerView and Picasso?
...ANSWER
Answered 2021-Jun-15 at 18:26You can load image from device memory:
QUESTION
How can I set the character encoding in RTF of characters that are in the UTF-8 character encoding format?
I studied similar questions, but did not fiund a good solution. So, I hope you can help.
The content is in a Sqlite database. The text in a Slqite database can only be formatted using UTF-8, UTF-16 or similar. So that's why I have to stick to UTF-8.
The e" is shown correctly using a Sqlite database browser.
The required target program, which can only read RTF, displays the characters in a strange way.
I tried for example:
...ANSWER
Answered 2021-Feb-19 at 13:04The site you mentioned links to Unicode in RTF:
If the character is between 255 and 32,768, express it as
\uc1\unumber*. For example, , character number 21,487, is\uc1\u21487*in RTF.
If the character is between 32,768 and 65,535, subtract 65,536 from it, and use the resulting negative number. For example, is character 36,947, so we subtract 65,536 to get -28,589 and we have
\uc1\u-28589*in RTF.
If the character is over 65,535, then we can’t express it in RTF
Looks like RTF doesn't know UTF-8 at all, only Unicode in general. Other answers for Java and C# just use the \u directly.
QUESTION
Current situation : I have one GUI program(written by python) which using sqlite data stored on my computer.
Wishlist: I would like to have one server computer to locate sqlite data (DATA A1) (CRUD operation needed) and ten more client computer using GUI program(written by python) which connect with the sqlite data (DATA A1) on lan.
I have no idea how to set up this program and server and what I need to learn more.
Current example code for check product in shop:
...ANSWER
Answered 2021-Jun-15 at 04:15Don't do that. Sqlite is a simple, in-memory, single-process database. If you need a database server, then use a database server. There are many choices.
QUESTION
given the following model
...ANSWER
Answered 2021-Feb-19 at 17:39You can make a .union(…) [Django-doc] to construct the uion of the two querysets. This is thus:
QUESTION
I don't really know where the error is, for me, it's still a mystery. But I'm using Laravel 8 to produce a project, it was working perfectly and randomly started to return this error and all projects started to return this error too. I believe it's something with Redis, as I'm using it to store the system cache. When I go to access my endpoint in postman it returns the following error:
...ANSWER
Answered 2021-Jun-12 at 01:50Your problem is that you have set SESSION_CONNECTION=session, but your SESSION_DRIVER=default, so you have to use SESSION_DRIVER=database in your .env. See the config/session.php:
QUESTION
Are the following queries identical, or might I get different results (in any major DB system, e.g. MSSQL, MySQL, Postgres, SQLite):
Doing both in the same query:
...ANSWER
Answered 2021-Jun-10 at 21:25Tables are unordered sets of data. A query result is a table. So if you select from a subquery that contains an ORDER BY clause, that clause means nothing; the data set is unordered by definition. The DBMS is free to ignore the ORDER BY clause. Some DBMS may even issue a warning or error, but I suppose it's more common that the ORDER BY clause just has no effect - at least not guaranteed.
In this query
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