I am trying to update the existing column of my table but am not able to do so…. There are no errors it is just not getting updated. My code are there below Calling the function by passing value a is the _id in which i want to change and i is the value which i want to insert. The
Tag: sqlite
save text file in sqlite android
I want to save text file in sqlite android but it is giving an error android.database.sqlite.SQLiteConstraintException: NOT NULL constraint failed: at line long result = db.insert(TABLE_NAME,null,cv);. The path gives this in log Download/Link_on.txt and the readFile(path) returns [49, 10, 48, 48, 58, 48……
Trying to resolve ClassNotFound error when running program using OrmLite
I am trying to use OrmLite to connect to a SQLite database (not android). I have read the docs and I believe that my code is correct but I am getting a runtime error when trying to run. I am using Maven to import the dependencies. Here is my code: Here is the dependency section of my maven POM file:
Room database RawQuery() is not work on “IN” and “NOT IN” clause
I have my one table like UserTable. // Now in My MainActivity.class file, I have use following code: My query is running in normal database, but when I was pass array of user ids then, in @RawQuery() method of dao class is not supported for “IN” clause used in where condition “WHERE userId I…
How to use multiple foreign keys in one table in sqlite?
I believe it’s most likely to be something within the first foreign key reference. Answer Either move all the FOREIGN KEY definitions at the end of the statement: or, define each foreign key right after the definition of each column without the FOREIGN KEY keywords: See the demo. Note that there is no s…
Android room how to increment count field and updating specific row fields
I have the following schema I am implementing for counting button taps for a user . For example if the the user clicks on apple button I would like to store the type as primary key which would be a unique entry followed by the count for the number of times the user taps on apple button and for each
SQL Insert query not storing upon button press
I am creating a project in which a database can be read and modified through an app. The tutorial for the insert section has lost me though. Using lowercase to begin a word causes a syntax error, fine. But, when capitalising the first letter it is accepted. The page then closes and takes you back to the main …
IndexOutOfBoundException when i pass arraylist to DBHelper to update database (Android SQlite)
I am new at android and trying to make managing members app with database. what i want to do here is that when user buys any drink it should change drinks name to “bought” in database, but when i pass Arraylist to db class it shows that my Arraylist is empty. userInputActivity here user selects dr…
How to update two tables in one query with SQLite [closed]
Closed. This question needs debugging details. It is not currently accepting answers. Edit the question to include desired behavior, a specific problem or error, and the shortest code necessary to reproduce the problem. This will help others answer the question. Closed last year. Improve this question This is…
Android: Should I use local Storage or SQLite (or similar)?
I am just starting to learn Android Development. I have to develop something similar to a Log APP where the user can save information.This is student project, so I don’t have to use Users/Passwords, instead I am allowed to save the info using the Local Storage of the device. The problem is that I will n…