Issues

• MySQL: the net_write_timeout of variables: is lost after a streamed result

  jruby/activerecord-jdbc-adapter#1236 · Filter by author reidmorrison opened on Oct 24, 2026

• MySQL: a Date is stored a day early when the JVM's time zone is west of UTC

  jruby/activerecord-jdbc-adapter#1235 · Filter by author reidmorrison opened on Oct 24, 2026
  1

• MySQL: a YEAR column raises NoMethodError, since Connector/J returns it as a date

  jruby/activerecord-jdbc-adapter#1234 · Filter by author reidmorrison opened on Oct 24, 2026

• MySQL: a negative TIME of less than an hour is read as a positive time of day

  jruby/activerecord-jdbc-adapter#1233 · Filter by author reidmorrison opened on Oct 24, 2026

• PostgreSQL: a time of 24:00:00 raises Joda-Time's IllegalFieldValueException, which is not a StandardError

  jruby/activerecord-jdbc-adapter#1232 · Filter by author reidmorrison opened on Oct 24, 2026

• PostgreSQL: a timetz is read as a UTC time without its offset

  jruby/activerecord-jdbc-adapter#1231 · Filter by author reidmorrison opened on Oct 24, 2026

• PostgreSQL: a zero interval, or one with less than a millisecond of seconds, is read as nil

  jruby/activerecord-jdbc-adapter#1230 · Filter by author reidmorrison opened on Oct 24, 2026

• PostgreSQL: array columns raise ConnectionNotDefined unless ActiveRecord::Base is connected to the same database

  jruby/activerecord-jdbc-adapter#1229 · Filter by author reidmorrison opened on Oct 24, 2026

• MySQL: the first cached prepared query after the server ends a connection raises "No operations allowed after statement closed"

  jruby/activerecord-jdbc-adapter#1228 · Filter by author reidmorrison opened on Oct 24, 2026

• ActiveRecord.query_transformers are not applied, so ActiveRecord::QueryLogs tags are never added

  jruby/activerecord-jdbc-adapter#1227 · Filter by author reidmorrison opened on Oct 24, 2026

• SQLite3 new_column_from_field doesn't pass cast_type to Column.new on ActiveRecord 8.1, leading to exceptions

  jruby/activerecord-jdbc-adapter#1214 · Filter by author timriley opened on Jun 7, 2026

• Rails 8.0+ transaction materialization breaks other tests

  jruby/activerecord-jdbc-adapter#1212 · Filter by author headius opened on May 28, 2026
  4

• jdbc-mysql: high severity CVE in a transitive dependency for both 8.4.0.1 & 9.1.0.1

  jruby/activerecord-jdbc-adapter#1208 · Filter by author mohamedhafez opened on Mar 14, 2026
  3

• Remove pom.xml and audit for old version references of JDBC adapters

  jruby/activerecord-jdbc-adapter#1205 · Filter by author enebo opened on Dec 6, 2025
  1

• jdbc error while opening sqlite3 file

  jruby/activerecord-jdbc-adapter#1203 · Filter by author mistergibson opened on Nov 1, 2025
  2

• Rails 7.2 onwards binding issue

  jruby/activerecord-jdbc-adapter#1202 · Filter by author sebastianguarin opened on Oct 13, 2025
  1

• Bug: Incorrect type inference for varchar column as UUID in where query with JRuby JDBC adapter

  jruby/activerecord-jdbc-adapter#1197 · Filter by author ubinexy-tw opened on Sep 3, 2025
  1

• Rails 7.2 Support

  jruby/activerecord-jdbc-adapter#1175 · Filter by author pboling opened on Jun 6, 2025
  3

• Rails 8 support

  jruby/activerecord-jdbc-adapter#1173 · Filter by author osbre opened on Apr 30, 2025
  12

• Isolation level leak: :repeatable_read persists after transaction using activerecord-jdbcpostgresql-adapter

  jruby/activerecord-jdbc-adapter#1171 · Filter by author nbekirov opened on Apr 8, 2025

• Rails 7.1 support

  jruby/activerecord-jdbc-adapter#1146 · Filter by author mullermp opened on Jul 4, 2024
  19

• Cannot connect to database: ArgumentError: wrong number of arguments (given 4, expected 1..3)

  jruby/activerecord-jdbc-adapter#1143 · Filter by author number61971 opened on Feb 28, 2024
  3

• Performance regression in checking out connections between Rails 4.2 and 6.1

  jruby/activerecord-jdbc-adapter#1140 · Filter by author skunkworker opened on Jan 30, 2024
  1

• ArgumentError: wrong number of arguments (given 4, expected 1..3) for activerecord-jdbcsqlite3-adapter

  jruby/activerecord-jdbc-adapter#1136 · Filter by author AlexWayfer opened on Aug 24, 2023
  4

• require 'activerecord-jdbc-adapter' seemes like crash Puppet7 server

  jruby/activerecord-jdbc-adapter#1135 · Filter by author bimax opened on Aug 10, 2023