Top "Slick" questions

Slick acronym for Scala Language-Integrated Connection Kit, is a modern database query and access library for Scala by Lightbend.

Slick left/right/outer joins with Option

In the Slick examples there are a few examples of joining where one of the resulting columns can be nulls, …

scala slick
Customer Type Mapper for Slick SQL

I've found this example from slick testing: https://github.com/slick/slick/blob/master/slick-testkit/src/main/scala/com/typesafe/…

scala slick
Slick and filtering by Option columns

I'm trying to filter against an optional date column with Scala Slick 1.0.1. It may be I just don't see it, …

scala slick scalaquery
No operations allowed after connection closed errors in Slick/HikariCP

I'm using Slick3.1.1 + HikariCP2.5.1. My config is: rdsConfig = { url = "jdbc:mysql://mydb.........us-west-2.rds.amazonaws.com:3306/owlschema" driver = "com.mysql.…

mysql slick hikaricp aws-rds
Returning AutoInc ID after Insert in Slick 2.0

I have looked to the ends of the earth for the answer to this question. There is not much info …

scala playframework-2.0 slick play-slick
What is the difference between inSet and inSetBind in Slick

The ScalaDoc of the functions has not been filled out. I know that the methods are used for mimicking SQL's …

scala slick
Slick confused about numThreads and best practice for good performance

I am using the PlayFrameWork with Slick and using it in a system that is all I/O database heavy. …

scala playframework slick
How to COUNT(*) in Slick 3.0?

I've been using Slick for quite a while and now I'm migrating from Slick 2.1 to 3.0. Unfortunatelly I got stuck with …

scala slick slick-3.0
Why do I get "expected class or object definition" when defining a type in scala?

If I write something like this (to define Slick tables as per docs): type UserIdentity = (String, String) class UserIdentity(tag: …

scala slick
How to filter on a Option[Boolean] column in slick

I have the following column in my db, thats a Boolean, but also accepts NULL, so true, false, and NULL …

scala slick slick-3.0