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Version 12.0-0 (2024-09-24)

• Updated with data for the 2023 season

Version 11.0-0 (2023-04-16)

• Updated with data for the 2022 season

Version 10.0-1 (2022-04-07)

• Updated with data for the 2021 season
• Removed Master table which has been replaced by the People table

Version 9.0-0 (2021-04-09)

• Updated with data for the 2020 season

Version 8.0-1 (2021-01-20)

• RData files now compressed with version=2 to avoid dplyr warnings

Version 8.0-0 (2020-06-06)

• Updated with data for the 2019 season
• Added the FieldingOFsplit and HomeTeams tables

Version 7.0-1 (2019-05-01)

• Updated with data for the 2017 and 2018 seasons
• Added the People table. The Master table is now the People table in the Lahman dataset. Master is now a copy of People and is being retained for backward compatibility
• Added the Parks table
• Added introductory and example vignettes
• Added ability to check reverse dependencies

Version 6.0-0 (2017-08-07)

• Updated with data for the 2016 season

Version 5.0-0 (2016-08-08)

• Updated with data for the 2015 season, plus numerous corrections of errors and inconsistencies discovered in previous tables.

• Documentation examples are now provided for all data tables [Martin Monkman]

• Documentation examples were rewritten to make extensive use of dplyr for data manipulation and ggplot2 for graphics [Denis Murphy]

Version 4.0-1 (2015-09-04)

• Updated with data for the 2014 season
• Changes to reflect alterations in the 2014 schema:
  • Removed from Batting: G_batting, G_old
  • Replaced SchoolsPlayers with CollegePlaying

Version 3.0-0 (2014-07-20)

• Updated with data for the 2013 season
• Changes to reflect alterations in the 2013 schema:
  • HallOfFame$hofID is now HallOfFame$playerID
  • managerID is now playerID in all tables
  • Removed from Master: managerID, hofID, holtzID, lahmanID, lahman40ID, lahman45ID, nameNote, nameNick, and college

Version 2.0-3 (2013-05-29)

• largest RData files are now compressed via R CMD build --resave-data

Version 2.0-2 (2013-05-23)

• Fixed problems with the Teams*.RDatafiles not having been updated to the 2012 Versions.
• The project for this package now has a web page at http://lahman.r-forge.r-project.org/

Version 2.0-1 (2013-04-18)

• Added Label() and data frames for variable labels
• Added more examples and plots to Salaries, Pitching, etc. from Dennis Murphy
• Master$bats, Master$throws` made into factors
• Added some examples to Schools.Rd

Version 2.0-0 (2013-04-08)

• New major version, now reflecting the 2012 Lahman database. Some deprecated or defunct tables were dropped.
• readLahman.R added to inst/scripts for documentation of how the data files were created. The scripts there can be used to simplify future updates.
• More examples added to various datasets

Version 1.0-10 (2012-10-04)

• Fixed deprecated warnings stemming from changes in ggplot2

Version 1.0-8 (2011-10-02)

• Added examples in HallOfFame.Rd
• Fixed definitions of BABIP and OBP in battingStats()
• Added examples in Manager.Rd

Version 1.0-7 (2011-09-27)

• Extended examples in Batting.Rd
• Initial release to CRAN

Version 1.0-6 (2011-09-26)

• Added battingStats() function to calculate BA and friends

Version 1.0-5 (2011-09-25)

• Added Authors@R in DESCRIPTION for R 2.14.x
• Fixed Appearances table
• Added demo/batting-summstats.R
• Added a few examples to various files
• Initial export to R-Forge

These binaries (installable software) and packages are in development.
They may not be fully stable and should be used with caution. We make no claims about them.
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