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CHANGELOG.md

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dply changelog

Changes to the dply crate are documented in this file.

0.3.0 - 2024-03-04

⭐ Added

  • Add support for struct unnesting into columns (see unnest_struct test).

0.2.1 - 2023-10-12

🐛 Fixed

  • Allow user to override file extensions when loading data.

🔧 Changed

  • mutate: Rename dt to ymd_hms following the lubridate R package.

⭐ Added

  • Add backticks to completions for columns names that are not alphanumeric.
  • mutate: Add dnanos, dmicros, dmillis, and dsecs to convert numbers to duration.
  • mutate: Add nanos, micros, millis, and secs to convert duration to numbers.

0.2.0 - 2023-08-14

🔧 Changed

  • Use DataFusion as query engine.
  • parquet: Speedup parquet writing for multiple partitions (about 40% increase).
  • parquet: A folder path reads all parquet files in the folder.
  • parquet: write now uses compression to reduce file size.
  • mutate: Make len function to work on strings.
  • Improve display precision for microsecond and nanosecond timestamps.

⭐ Added

  • Added json function to read and write NdJSON files.
  • Added config function to set display options (number of columns, and column and table width).
  • anti_join: Added anti_join to select rows not found in the orther data frame.
  • mutate: Add field function to extract fields from a JSON/struct objects.
  • mutate: Add row function that returns the row number.
  • Show execution time on dataframe header.

0.1.9 - 2023-06-28

🔧 Changed

  • Improve glimpse formatting.

🐛 Fixed

  • repl: Fix completions for absolute and tilde paths.
  • repl: Keep all completion columns for big dataframes.

0.1.8 - 2023-06-19

⭐ Added

  • repl: Add parenthesis to functions completions. (See Issue #27)
  • repl: Completions starting with a . show only columns and variables.
  • repl: Show completions for most recently used columns.

0.1.7 - 2023-06-11

⭐ Added

  • Add REPL fuzzy matching.

🐛 Fixed

  • Prevent out of bound REPL panic on completion.
  • Clear evaluation context before REPL pipeline evaluation.

0.1.6 - 2023-06-08

⭐ Added

  • Add reedline REPL.

0.1.5 - 2023-05-29

⭐ Added

  • Add inner_join, left_join, cross_join, and outer_join.
  • Add semicolon pipeline separator.
  • Enable unnest to work on struct columns.
  • summarize: Add list function for creating list columns from grouped data.

🔧 Changed

  • Update to Polars 0.30

0.1.4 - 2023-05-16

⭐ Added

  • Add unnest function for list columns.

0.1.3 - 2023-05-15

⭐ Added

  • filter: Add contains predicate for string and list columns.
  • filter: Add is_null predicate.
  • mutate: Add len function for list columns.

🔧 Changed

  • Update to Polars 0.29
  • summarize: Now works on ungrouped data.

0.1.2 - 2023-05-09

⭐ Added

  • Add support for quoting column names (ex. last name).

0.1.1 - 2023-05-08

🔧 changed

  • Simplify README.md created docs folder.

0.1.0 - 2023-05-08

  • Initial release