Tag: android-sqlite

How to save date in SQLite flutter database?

android-database android-sqlite flutter sqflite sql

I am making an app in which users can fill a form and can save their financial transaction details for every transaction they make, for this, I want to add a date as well and also I want to fetch data using the date as well. I am creating my database as follows: I am mapping as follows: I have

SQLite Database not getting updated

android-sqlite java sql sql-update sqlite

So Ive created an app where the user can input details about the movies he has watched such as name,cast,rating…ect and the details are stored in a database inside a table names which is initialized in the DataBaseHelper class as in the below segment of code Ive created a list view and displayed the names of the movies with a

How to add specific number of empty rows in sqlite?

android-sqlite sql sql-insert sqlite

I have a SQLite file and I want to add 2550 empty (NULL) rows. I am able to add one empty line with this code But I need 2550 rows. Is there any shortcut for it? I don’t want to execute same code 2550 times. Answer If your version of SQLite support it, you could use a recursive CTE to

Select sqlite android

android android-sqlite java sql sqlite

I have a query with a condition but it is returning an empty result even though I have the data that matches these conditions. I am a beginner, so I’m not sure if this query is correct. public Cursor …

Android studio SQL – How to return data in a string array

android android-sqlite java sql sqlite

I have an SQL method here. I would like to return the data in a String[] array. How do I do that exactly? Thank you! Answer You must define the array’s length and this can be done only after the Cursor fetches all the rows. Then set its length to the nimber of rows of the Cursor. Then inside the

SQL – How to return a list of data

android android-sqlite java sql sqlite

I have this SQL method below, it is suppose to return multiple rows of data, but it is only returning one item every time I try to display the data. How do I fix that? Answer Inside the while loop in each iteration you change the value of LikeSong, so when the loop ends, LikeSong has the last value assigned

Sqlite SUM Entity value depending on LEFT JOIN value

android android-room android-sqlite sql sqlite

I’m using Room on Android to query a POJO. My POJO (Transaction) contains a value and an account_id. It further contains an account (instance of Account), which is fetched by a @Relation. The …

Androd Room Embedded Relation ignores where condition

android-room android-sqlite dao pojo sql

I am an SQL rookie and don’t see why my statement behaves the way it does. It is used in an Android Room DAO and returns unwanted results. I have this sample data in two tables: I have this …

Find the most frequent value ignoring everything after ‘(‘ within it

android-sqlite sql sqlite

I am trying to find the most frequent string ignoring everything after ( within it. So, how it should work. If I’ve got the strings: It should return because it’s the most frequent country here and no matter that as a string England (88) is going to pretend. Unfortunately, my query returns SQLfiddle I’ve been thinking to do it by