I have the following table:
CREATE TABLE child(
id INTEGER PRIMARY KEY,
parent_id INTEGER,
description TEXT); How to add foreign key constraints on parent_id? Assume that foreign keys are enabled.
Most examples assume that you are creating a table-I want to add constraints to an existing table.
The downloads page on www.sqlite.org seems to have only a link to the current version. I want to get a previous version. I don’t see any obvious links to historical versions on the website (unless
I am trying to import my sqlite database from sdcard or any external location to my Android application. My application requires database import so that the database schema will not change, but the
First create a database table, and then perform the delete update operation in the main activity
public< /span> class MainActivity extends AppCompatActivity {
@Override
protected void
Can you help me convert the unix era into the format yyyy-mm-dd hh:mm:ss(24h) in sqlite? (GMT 7 is very appreciated).
For example: from 1319017136629 to 4:38:56 PM GMT 7 on Wednesday, October
I don’t think I can use the ORDER BY clause in the GROUP_CONCAT function.
Does anyone know a tricky way to implement this behavior in SQLite? ?
I have seen this question before. But I h
To my surprise, the following two queries returned different results:
SELECT *
FROM foo
JOIN bar
ON bar.id=foo.bar_id
JOIN baz
ON baz.id=foo.baz_id
LEFT JOIN zig
ON zig.foo_id=foo.id;
Recently, due to work reasons, I need to use the sqlite database. The sqlite database is small and easy to use, which feels pretty good. But there is a shortcoming that the database is not encrypte
I want to use sqlite with json extension, so I install it with homebrew. When I run which sqlite, the one that is being used is the anaconda installation. If I try to use pythons sqlite I have the
I currently have a diagnostic table. I want to use FTS to search for code and description fields. As far as I know, the FTS table does not support indexing. I need to be able to find the diagnosis
