typelevel/doobie

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Functional JDBC layer for Scala.

Stars: 2.2k
Forks: 379
Open beginner issues: 0
Indexed issues: 127
Avg merge: 14m
Merged PRs (30d): 8

Dominant language: Scala
License: MIT
Last GitHub push: Sep 19, 2026
Latest indexed: Sep 19, 2026
Contributing guide: Contributing guide
Code of conduct: Code of conduct
Beginner labels: No beginner labels indexed

Beginner friendly Everything

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127 open issues indexed

Rework derivation to use macros Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

typelevel/doobie#2482 · 2 comments · Opened Jul 24, 2026
Update run returns Int instead of Long Open

Difficulty 2/5 1-3 hours Newbie friendliness 74/100

typelevel/doobie#2479 · Opened Jul 19, 2026
Hikari connection timeouts are delayed when connectEC is exhausted Open

Awaiting Response

Difficulty 4/5 3-5 days Newbie friendliness 45/100

typelevel/doobie#2453 · 3 comments · Opened Jun 16, 2026
Add derived for Get, Put, Meta (single-field Products) and document Scala 3 recursion pitfalls Open

Difficulty 4/5 3-5 days Newbie friendliness 55/100

typelevel/doobie#2421 · 3 comments · 1 reaction · Opened Apr 24, 2026
Pos contains an absolute path Open

Difficulty 3/5 1-2 days Newbie friendliness 45/100

typelevel/doobie#2380 · 2 comments · Opened Feb 20, 2026
Derivation fails for Named Tuples Open

typelevel/doobie#2328 · 5 comments · 1 assignee · Opened Oct 14, 2025
Allow disabling NullabilityMisalignment Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

typelevel/doobie#2323 · 1 comment · Opened Oct 9, 2025
Transactor lenses do not preserve Transactor type Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

typelevel/doobie#2310 · 2 comments · Opened Sep 16, 2025
Log row count in LogHandler Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

typelevel/doobie#2286 · 1 comment · Opened Jul 11, 2025
Provide useful stack traces Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

typelevel/doobie#2285 · 1 comment · 1 reaction · Opened Jul 11, 2025
Doobie Type Mapping Issue with PostgreSQL NULL Arrays Open

Difficulty 4/5 3-5 days Newbie friendliness 38/100

typelevel/doobie#2273 · 1 comment · Opened Jun 17, 2025
Add doobie-postgres-tethys integration Open

Difficulty 3/5 1-2 days Newbie friendliness 45/100

typelevel/doobie#2247 · 1 comment · Opened Apr 14, 2025
Misleading import paths for Json/Jsonb stuff in doobie-postgres-circe module Open

Difficulty 3/5 1-2 days Newbie friendliness 45/100

typelevel/doobie#2235 · 1 comment · 1 reaction · Opened Mar 30, 2025
Write[T] in Doobie Fails to Persist Derived Values When Mapping from Case Class Open

Awaiting Response

Difficulty 4/5 3-5 days Newbie friendliness 38/100

typelevel/doobie#2217 · 1 comment · Opened Mar 14, 2025
The link "here" on the first page of the docs is not working Open

Documentation

Difficulty 1/5 Under an hour Newbie friendliness 55/100

typelevel/doobie#2148 · 4 comments · Opened Nov 27, 2024
Document running custom JDBC operations Open

Documentation

Difficulty 3/5 1-2 days Newbie friendliness 48/100

typelevel/doobie#2134 · Opened Nov 12, 2024
Docker images - no postgis/mysql image for linux/arm64 (e.g. Apple M1) Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

typelevel/doobie#2129 · 2 comments · Opened Nov 4, 2024
Circe throws an exception when parsing nested JSONB field that is null. Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

typelevel/doobie#2123 · 10 comments · Opened Oct 28, 2024
Feature request: add `Read` and `Write` instances for `None.type` Open

Difficulty 4/5 3-5 days Newbie friendliness 45/100

typelevel/doobie#2118 · 1 comment · Opened Oct 17, 2024
Optimize compile time by removing anonymous subclass Open

Low-Hanging Fruit

Difficulty 4/5 3-5 days Newbie friendliness 35/100

typelevel/doobie#1976 · 1 comment · 1 reaction · Opened Jan 7, 2024
Scalafix rule to help migrate to 1.0 Open

Difficulty 5/5 Over a week Newbie friendliness 20/100

typelevel/doobie#1971 · 1 comment · Opened Jan 7, 2024
Multitenant Application in Doobie Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

typelevel/doobie#1956 · 2 comments · Opened Dec 4, 2023
Fragments.setOpt removed Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

typelevel/doobie#1893 · 3 comments · 4 reactions · Opened Jul 11, 2023
Upgrade to slf4j 2.0? Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

typelevel/doobie#1885 · 1 comment · Opened Jun 20, 2023
Prepared statement gains Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

typelevel/doobie#1805 · 1 comment · Opened Jan 17, 2023
[SqlLite] munit check fails on insert, but works on select Open

Difficulty 3/5 1-2 days Newbie friendliness 45/100

typelevel/doobie#1782 · 3 comments · Opened Nov 24, 2022
[Doc] console output for 'Selecting Data' queries using 'quick' Open

Difficulty 3/5 1-2 days Newbie friendliness 25/100

typelevel/doobie#1781 · Opened Nov 24, 2022
BigInt Meta? Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

typelevel/doobie#1773 · 1 comment · Opened Nov 21, 2022
[Meta] Road to 1.0 Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

typelevel/doobie#1728 · 14 comments · 3 reactions · Opened Aug 8, 2022
prepared statements with colon not working Open

Stale

Difficulty 3/5 1-2 days Newbie friendliness 35/100

typelevel/doobie#1719 · 2 comments · Opened Jul 26, 2022
sql macro leads to macro expansion error in the REPL Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

typelevel/doobie#1698 · 1 comment · Opened May 26, 2022
Json mapping MariaDB Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

typelevel/doobie#1606 · 1 comment · Opened Dec 3, 2021
Make ConnectionIO syntax available without an import Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

typelevel/doobie#1592 · 2 comments · 2 reactions · Opened Nov 8, 2021
use circe.Json as case class property type that ends up in a jsonb column in postgres Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

typelevel/doobie#1590 · 3 comments · Opened Nov 4, 2021
New type derivation not working on list types Open

typelevel/doobie#1569 · 1 comment · 1 assignee · Opened Oct 10, 2021
Analysis should catch mismatch for types with or without timezone in PostgreSQL instances Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

typelevel/doobie#1481 · 3 comments · Opened Jun 22, 2021
Retrieve auto-generated ID from Oracle database Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

typelevel/doobie#1466 · Opened May 25, 2021
mention import of doobie.implicits.javatime._ in documentation Open

Difficulty 2/5 1-3 hours Newbie friendliness 45/100

typelevel/doobie#1397 · 3 comments · Opened Mar 19, 2021
Text is broken for tuples with cats 2.4 Open

Difficulty 3/5 1-2 days Newbie friendliness 38/100

typelevel/doobie#1380 · 2 reactions · Opened Feb 22, 2021
Support query probing in quill integration Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

typelevel/doobie#1346 · 3 comments · Opened Jan 17, 2021
doobie.implicits.javatime includes time/date formats that can conflict Open

Difficulty 3/5 1-2 days Newbie friendliness 45/100

typelevel/doobie#1331 · 4 comments · Opened Dec 14, 2020
Document need for `toFragment` when mapping multiple columns to one type Open

Difficulty 2/5 1-3 hours Newbie friendliness 45/100

typelevel/doobie#1328 · 1 comment · 2 reactions · Opened Dec 8, 2020
No mapping for PostGIS 'geography' type Open

Difficulty 3/5 1-2 days Newbie friendliness 38/100

typelevel/doobie#1264 · 1 reaction · Opened Sep 10, 2020
Set autoCommit=false for Hikari pool by default? Open

Feature Request

Difficulty 5/5 Over a week Newbie friendliness 25/100

typelevel/doobie#1244 · 4 comments · 2 reactions · Opened Aug 13, 2020
Feature Request: Support reading from a replica OR primary depending on operation Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

typelevel/doobie#1226 · 2 reactions · Opened Jun 16, 2020
Missing documentation about like statement Open

Documentation

typelevel/doobie#1210 · 3 reactions · 1 assignee · Opened May 19, 2020
batch UPDATE Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

typelevel/doobie#1209 · 3 comments · Opened May 19, 2020
Write and Read instances for custom types in postgres. Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

typelevel/doobie#1172 · 6 comments · Opened Mar 23, 2020
automatic table insert(or potentially upsert) Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

typelevel/doobie#1164 · 2 comments · Opened Mar 18, 2020
query check error on postgresql with meta for OffsetTimeZone Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

typelevel/doobie#1119 · 4 comments · 9 reactions · Opened Jan 9, 2020

typelevel/doobie

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