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cdata
1.2.0
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Articles
Block Records and Row Records
Control Table Keys
Designing Transforms for Data Reshaping with cdata
cdata Exercises
General Data Transforms With cdata
Operators
Changelog
Sponsor: Win-Vector LLC
Changelog
Source:
NEWS.md
cdata 1.2.0 2021/06/11
Unreleased
Remove LazyData decl.
cdata 1.1.9 2020/10/17
2020-10-17
Move to tinytest.
cdata 1.1.8 2020/08/24
2020-08-25
Deal with data.table change in date type treatment.
More links to https.
cdata 1.1.7 2020/08/12
2020-08-12
Documentation improvements.
cdata 1.1.6 2020/02/01
2020-02-01
fix noSuggests CRAN issue.
Move wrapr to Depends.
Add rmarkdown suggests.
cdata 1.1.5 2020/01/21
2020-01-21
Fix SQL path and improve queries tolerance to types.
Allow more trivial cases in transform construction.
cdata 1.1.4 2020/01/07
2020-01-08
Tolerate nonexistent column value.
cdata 1.1.3 2019/10/29
2019-10-29
Decorate transform.
Tune transform speed a bit (control column visibility and lifetime).
cdata 1.1.2 2019/09/15
2019-09-15
Add data_algebra interop.
cdata 1.1.1 2019/07/24
2019-07-24
Fix some newly dead links.
Make rqdatatable a dependency.
Start to schematize.
Move to newer f_db signature.
Adjust license.
cdata 1.1.0 2019/04/27
2019-04-27
Switch to rqdatatable implementation.
General transform specification.
More care with factors.
Update vignettes.
More tests with factors and dates/times.
cdata 1.0.9 2019/04/20
2019-04-20
“layout” commands.
Deal better with duplicate entries in db-version of blocks to rows.
Move to wrapr draw_framec().
Fix typo in general transform example code.
cdata 1.0.8 2019/03/30
2019-03-30
More column collision checks.
Operator notation.
cdata 1.0.7 2019/03/23
2019-03-23
Move to wrapr tests.
Better error messages.
Better handling of NA in row-dup check.
cdata 1.0.6 2019/02/14
2019-02-14
More generality in control table keys.
Move to RUnit.
Less direct data.table.
cdata 1.0.5 2019/01/20
2019-01-20
Unify S3 method signatures to allow generic programming over them.
Generic record to record transform.
Move more functions from DBI to rquery.
cdata 1.0.4 2019/01/04
2019-01-07
More vignettes.
Improve doc cross-linking.
Switch to new f_df signature.
cdata 1.0.3 2018/10/20
2018-10-21
Fix ragged gather bug.
More argument checking.
cdata 1.0.2 2018/10/08
2018-10-08
Change defaults.
Some bug fixes.
cdata 1.0.1 2018/09/22
2018-09-22
Clean up suggests.
cdata 1.0.0 2018/09/08
2018-09-10
Neaten up uniqueness checking.
cdata 0.7.4 2018/08/16
2018-08-17
rquery extension (moving methods to S3).
Documentation fixes.
cdata 0.7.3 2018/07/20
2018-07-20
Documentation fixes.
cdata 0.7.2 2018/07/07
2018-07-07
switch local ops to data.table implementation.
re-export more of wrapr
move db fns to rquery.
cdata 0.7.1 2018/06/16
2018-06-16
Documentation fixes.
Don’t export cols().
Reduce wrapr re-export.
More rows in qlook().
cdata 0.7.0 2018/04/09
2018-04-10
Narrow dependencies.
Switch to dbExecute() (sparklyr seems to have that now).
Non-DB implementations for local data case.
Remove deprecated fns.
cdata 0.6.0 2018/03/12
2018-03-13
Add cols() method.
Add doi link in DESCRIPTION (CRAN request).
Use build_frame(), draw_frame(), and qchar_frame (quoted frame) from wrapr 1.3.0.
cdata 0.5.2 2018/01/20
2018-01-20
Remove append based row binding (seems to have some issues on Spark).
Deprecate old methods.
cdata 0.5.1 2018/01/03
2018-01-04
New naming convention.
Doc fixes.
Better table lifetime controls.
Move to wrapr 1.0.2.
Move grepdf out of package.
Add row binder.
Add map_fields.
Add winvector_temp_db_handle support.
cdata 0.5.0 2017/11/13
2017-11-12
query-based re-implementation
fluid data workflow.
remove dplyr and tidyr dependence
cdata 0.1.7 2017/10/31
Unreleased
Better error msgs.
cdata 0.1.6 2017/10/12
2017-10-12
work around empty keyset issues.
add column control.
cdata 0.1.5 2017/07/04
2017-07-04
Allow NA in key columns.
Add optional class annotation when moving values to rows.
cdata 0.1.1 2017/05/05
2017-05-05
ungroup before calculating distinct.
cdata 0.1.0 2017/03/28
2017-03-29
First release.
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