2.0.0

Issues

• deprecate multiple columns to be defined as scalar character

  breaking-changeconsistency
  Rdatatable/data.table#4357 · Filter by author jangorecki opened on Apr 5, 2020 · 2.0.0
  15

• updating data.table by reference has side effect of altering other non-data.table objects

  breaking-change
  Rdatatable/data.table#5756 · Filter by author domwoolf opened on Nov 23, 2023 · 2.0.0
  3

• Using names(obj) <- names(dt) could be problematic

  by-reference
  Rdatatable/data.table#5079 · Filter by author renkun-ken opened on Jul 22, 2021 · 2.0.0
  4

• .I in DT[i, .I, by] should return row numbers of DT not of DT[i]

  question
  Rdatatable/data.table#1494 · Filter by author mattdowle opened on Jan 12, 2016 · 2.0.0
  15

• Symbol .I consistency when not grouping

  bugconsistency
  Rdatatable/data.table#2598 · Filter by author mattdowle opened on Jan 30, 2018 · 2.0.0
  5

• join in [.data.table could be consistent to SQL

  breaking-changeenhancementjoinsquestion
  Rdatatable/data.table#1615 · Filter by author jangorecki opened on Mar 29, 2016 · 2.0.0
  8

• aggregate same variable as groupby on-the-fly expression won't make it length 1

  consistency
  Rdatatable/data.table#4079 · Filter by author jangorecki opened on Nov 26, 2019 · 2.0.0
  3

• Columns used in a function in by are not available in j

  bug
  Rdatatable/data.table#1427 · Filter by author renkun-ken opened on Nov 10, 2015 · 2.0.0
  13

• deprecate programming interfaces: get, mget, eval

  breaking-changeprogramming
  Rdatatable/data.table#5886 · Filter by author jangorecki opened on Jan 7, 2024 · 2.0.0
  1

• Inconsistent copy behavior when subsetting

  consistency
  Rdatatable/data.table#2254 · Filter by author renkun-ken opened on Jul 7, 2017 · 2.0.0

• Inconsistent deep/shallow copying when subsetting using an always TRUE condition

  consistency
  Rdatatable/data.table#4740 · Filter by author NoProblemJack opened on Oct 5, 2020 · 2.0.0
  2

• local and global versions of .I, .N

  breaking-changefeature request
  Rdatatable/data.table#1206 · Filter by author MichaelChirico opened on Jul 3, 2015 · 2.0.0
  14

• Should .SD include a column used to create an ad-hoc 'by'?

  breaking-change
  Rdatatable/data.table#6388 · Filter by author MichaelChirico opened on Aug 22, 2024 · 2.0.0
  11