If you wanted to see one way to use a SQLite date/time field with Flutter and Dart, I hope this example has been helpful. Var currentTimeInSecs = Utils.currentTimeInSeconds() Note, removing the DESC applies the default sort operation which is ASC. all () Fatman13 commented Same problem here. I still let my SQL INSERT be handled by the database, but my SQL UPDATE code now looks like this: it's sorted by Year, Month, Day, Hour, Minute, Second which is how a DATETIME should be sorted. Download ZIP SQLAlchemy: filter by date for an datetime field (does not work with SQLite, with PostgreSQL it works fine) Raw SQLAlchemycast.py from datetime import date from sqlalchemy import cast, DATE Match. I just tested that function, and it works properly with the date_last_touched database field shown above. Var ms = (new DateTime.now()).millisecondsSinceEpoch ![]() / the current time, in “seconds since the epoch” Important Update #2: Handling the “update” processĪs a result of changing my SQL approach, I also had to create some Dart code to calculate the “seconds since the epoch”: Return await db.insert('quotes', row) //the id Fetching SQLite Data Using Order By DateTime But Not Work Get data from sqlite database using LIKE cmd pattern works but ''+pattern+'' didnt work Sqlite Data base not work after creating windows installer using Excelsior JET ASP. I have tried changing the function in different ways, using: cur. Therefore, I replaced that INSERT code with this code: Important Update #1: Avoiding SQL-injectionĪs a very important note, I decided not to use raw SQL code as shown above because it creates a potential SQL-injection problem. SQL Server ORDER BY performance tips Januby Esat Erkec In this article, we will explore how the ORDER BY statement affects the query performance and we will also learn some performance tips related to sorting operations in SQL Server. VALUES ('$')īy skipping the id and date_last_touched fields, I let them use their default values, which makes my Dart code and SQL query simpler. ![]() ![]() WARNING: i don’t use this approach see the following section
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