v4.9.0

• Adds unique and unique_by operators (https://mikefarah.gitbook.io/yq/operators/unique)
• Adds any and all boolean operators (https://mikefarah.gitbook.io/yq/operators/boolean-operators)
• Fixes with_entries bug #810

v4.8.0 - Entries!

• Added three new entries operators to_entries, from_entries and with_entries that behave similarly as they do in jq.
• Added optional identifier flag ? - e.g. .a?
• Fixed handling of the yaml 1.1. merge spec (#800)
• Fixed bug in using select with or (https://github.com/mikefarah/yq/discussions/804)

v4.7.1 - Delete bug fix

Fixes #793

v4.7.0 - String substitution (and a bug fix)

• Added string substitution operator
• Fixed alternative operator bug (https://github.com/mikefarah/yq/discussions/773)

v4.6.3 - Subtract numbers

• Added a new subtract - operator (https://mikefarah.gitbook.io/yq/operators/subtract) currently only supports numbers.
• Fixing checksum issues of 4.6.2

v4.6.2 - Bug Fixes

• Fixed precedence issue when using join in create object (#753)
• Fixed '+=' issue (#750)
• Document separators no longer print for json output (#735)
• Fixed duplicate comments in merge (#730)

v4.6.1 - Performance fix

Fixed performance of yq #717!

v4.6.0 - Reduce!

• Added reduce function (#674). This will allow users to merge files given to the command without needed to specific each file in the merge command - see https://mikefarah.gitbook.io/yq/operators/reduce#merge-all-yaml-files-together
• Breaking change: Array merges now behave like jq and no longer deeply merge by default. (#725)

v4.5.1 - Not Equal Operator + Bug Fixes

Added != operator

Fixes:

• #694
• #715
• #677
• #522
• Equals now only runs against scalars
• Fixed delete bug

v4.5.0

• New variable operators!
  fixes:
• Deletes only every other item from a list #702
• length does not error when evaluating a non-existing element #683
• select updating results: https://github.com/mikefarah/yq/discussions/704