sqlite

  1. epiCode

    Tool Sqlite to SQLcipher encrypted db converter (open source)

    🔐 TOOL released: SqlCipherConverter v1.0 – Simplifying SQLite to SQLCipher Migration! A common challenge when moving an existing SQLite database to SQLCipher is that encryption can only be applied to a new database. This makes migrating existing data challenging without specialized tools. To...
  2. Guenter Becker

    B4A Class TD_Recordset the Resultset alternative

    Name: TD_recordset Type: Custom B4A Class (b4xlib) Version: 1.0 State: Testphase Licence: free for personell use, free for commercial use after donation. Download here TD_Recordset is a custom class that allows you to store and manage selected data from an SQLite or SQLCipher database...
  3. Guenter Becker

    B4A Library TD_DBNavBar

    Status: UPDATE Name: TD_DBNavBar Code: B4A Type: b4xlib Version: 2.6 License: Royalty free for personal and commercial use External License: Usage of BR_Button (C) Lucas Siqueira Author: TechDoc G. Becker Attached: Download Link Update...
  4. aeric

    B4J Library [B4X] MiniORMUtils

    MiniORMUtils Version: 3.30 This library can be use for creating db schema and performing CRUD operations. It is suitable for Web API Template or any database system. Currently it supports SQLite and MySQL (B4J). Project Template: [B4X] [Project Template] MiniORM Examples: Create...
  5. DALB

    B4J Question B4J sqlite SUM(column) : java.lang.NullPointerException: Cannot invoke "String.trim()" because "in" is null

    Hello everyone. Just a thing: I wish to do a SUM of amounts in a table (column named 'montant': With this code... Dim va As Double=sql.ExecQuerySingleResult( _ ' "SELECT SUM(montant) FROM depenses WHERE idlieu = " & f ) where f is an id in a list ( 'Dim f As Int=li.Get(t)') appears...
  6. Credo

    B4J Question How do you use SQLite in B4J pages?

    I come from a web/PHP background and use MySql often. So I want to use SQLite since the syntax is pretty much the same, but the resources I found are either for B4A or is pretty confusing. Does anyone have a thread or resource I can use as reference? Or can someone point me in the right...
  7. Lucas Siqueira

    [SQLITE] SQLite para iniciantes

    Introdução ao SQLite O SQLite é um banco de dados leve e rápido, muito usado em aplicativos Android para armazenar informações. Ele não precisa de um servidor separado para funcionar, pois armazena os dados diretamente em um arquivo. Com o SQLite, você pode: Armazenar informações de forma...
  8. Alexander Stolte

    B4A Library [B4X] PocketBase - Open Source backend in 1 file

    PocketBase was created to assist building self-contained applications that can run on a single server without requiring to install anything in addition. The basic idea is that the common functionality like crud, auth, files upload, auto TLS, etc. are handled out of the box, allowing you to focus...
  9. R

    Android Tutorial SQL (SQLite) InstrRev

    SQLite has the string function Instr, which finds the first occurrence of a specified string in another string. There is no InstrRev function though to find the last occurrence of a string within another string. As I needed this I made another custom SQL function (I have several of these) to do...
  10. behnam_tr

    B4J Question Which method of connecting to the database is optimal?

    hi. Which method of connecting to the database is optimal? My focus is on memory usage. 1-Persistent connection Connects to the database from the start of the program and does not close until the end of the program. 'mainform public SQL1 as SQL sub start SQL1.InitializeSQLite(""...
  11. regtest

    Android Question mi porgram suddenly close while trying to validate info

    when I want to validate user and password I click on the botonborrar_click but the program closes, what could be happening? #Region Project Attributes #ApplicationLabel: B4A Example #VersionCode: 1 #VersionName: 'SupportedOrientations possible values: unspecified, landscape...
  12. Mariano Ismael Castro

    B4J Question Error using <strftime> in SQLite with B4J

    Hi, I'm trying to display a time that is in 24 hour format to a 12 hour format. To do this conversion I'm trying to use SQLite's <strftime> but I can't get it to work in B4J. There is no error, the query simply returns <null>. It's worth mentioning that if I test the query in other programs to...
  13. xiaoyao

    Android Question B4A What is the most convenient way to save APP settings?

    B4A What is the most convenient way to save APP settings? Is it similar to the Windows INI file or using SQLITE? For a very small amount of data, does it take up too much memory to use a database? If reading or writing is closed immediately, will the APP increase the memory? Asked CHATGPT AI, he...
  14. E

    Share My Creation Mi primera app b4j - lectura de bascula por puerto serial

    Mi primera app en b4j, compilada con el empaquetador interno y funciono!. solo que queda muy grande y no lo pude subir Es una aplicación sencilla. pero me dejá gran satisfacción. Todo realizado con la ayuda de los comentarios y foros. Obviamente a la documentación de ERel. La aplicacion...
  15. P

    Database field selector tool using SQLite and MySQL with drag and drop feature

    Check out the second spoiler. It's another example of the possible integration of this application. This small application might be a great help in creating reports and SQL statements. In the first tab you can select a SQLite database file and get all the tables in that database. In the...
  16. Guenter Becker

    Android Question SQLITE/SQLCipher

    Good Morning to you, as I understood the database itself and the Resultset are two independent Objects. INSERT/UPDATE DELETE will change the Database Data but the Resultset Data is not synchronized and is not effected by those actions. To solve this I save the SELECT statement and after doing...
  17. W

    Share My Creation wmSQLtableSync - SQL table synchronisation between two databases [Class] [Source included] [B4A] [B4J]

    Why/What? A CloudKVS didn't cover my needs so I developed this class. Features: - It synchronises a table between two SQL instances; one is called the Client, the other the Server - All columns that exist in the Server table must be present in the Client table - Additional columns that exist in...
  18. R

    Anagram solving by Regex or SQL

    Here is a brainteaser for any B4X insommiacs out there..... I have a language database in SQLite with around 30k words. Given a string comprising 4 to 12 characters, is it possible to devise an SQL query that extracts all matching words for every possible permutation of those exact characters...
  19. YongTheBeginner

    Android Question SQLite Connection Error

    Good day. I am new to B4A and I want to create an application with SQLite database. I set up the DB Browser properly and added the sql file to the file manager in b4a. But the problem is I always encounter this error "android.database.sqlite.SQLiteException: no such table: user_table (code 1...
  20. Alexander Stolte

    Share My Creation ToDo App - Full working App B4A/B4I [Source for sale]

    This is a fully functional ToDo app for Android and IOS (B4A and B4I) With this B4X project I show how to develop a modern and good looking cross-platform app with B4X. Features SQLite Database structure Task due notifications Dark and Light Mode Switch on the fly, without app restart...
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