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/dports/devel/R-cran-data.table/data.table/inst/doc/
H A Ddatatable-secondary-indices-and-auto-indexing.R78 ans <- flights["JFK", max(dep_delay), keyby = month, on = "origin"] globalVar
H A Ddatatable-keys-fast-subset.R117 ans <- flights["JFK", max(dep_delay), keyby = month] globalVar
H A Ddatatable-intro.R158 keyby = .(origin, dest, month)] globalVar
H A Ddatatable-intro.Rmd442 ### b) Sorted `by`: `keyby`
451 keyby = .(origin, dest, month)]
457 …keyby`. This automatically orders the result by the grouping variables in increasing order. In fac…
459 **Keys:** Actually `keyby` does a little more than *just ordering*. It also *sets a key* after orde…
461 …ased subset* vignette; for now, all you have to know is that you can use `keyby` to automatically …
677 * We can `keyby` grouping columns to automatically sort the grouped result.
H A Ddatatable-sd-usage.Rmd33 … of `.SD` in its second usage, grouping scenarios (i.e., when `by = ` or `keyby = ` is specified),…
200 …e operation on our data _at the group level_. When we specify `by =` (or `keyby = `), the mental m…
H A Ddatatable-keys-fast-subset.Rmd330 ans <- flights["JFK", max(dep_delay), keyby = month]
341 * We use `keyby` to automatically key that result by *month*. Now we understand what that means. In…
H A Ddatatable-secondary-indices-and-auto-indexing.Rmd243 ans <- flights["JFK", max(dep_delay), keyby = month, on = "origin"]
H A Ddatatable-reference-semantics.Rmd361 …in the *Introduction to data.table* vignette. We can in the same way use `keyby`, chain operations…
/dports/devel/R-cran-data.table/data.table/po/
H A DR-zh_CN.po245 msgid "Provide either by= or keyby= but not both"
246 msgstr "提供 by= 或 keyby= ，但两者不能同时存在"
249 msgstr "因为没有提供 j= ，所以忽略 keyby= "
378 ":=和keyby的组合只有在i没有赋值下才合理存在。因为你不能在一个行的子集调用"
379 "setkey。要么把keyby换成by或者是移除i"
548 msgid "of 'by' or 'keyby' is type"
549 msgstr "传递给 'by' 和 'keyby' 参数的类型是"
764 "used) because := is being used together with keyby= but the keyby= contains "
766 "existing column names to keyby=."
768 "因为`:=`与`keyby=`一起使用且`keyby=`含有表达式, 所以代码跳过了一般`keyby=`会"
[all …]
H A DR-data.table.pot208 msgid "Provide either by= or keyby= but not both"
211 msgid "Ignoring keyby= because j= is not supplied"
298 msgid ":= with keyby is only possible when i is not supplied since you can't setkey on a subset of …
397 msgid "'by' or 'keyby' must evaluate to a vector or a list of vectors (where 'list' includes data.t…
403 msgid "of 'by' or 'keyby' is type"
409 msgid "The items in the 'by' or 'keyby' list are length(s) (%s). Each must be length %d; the same l…
538 …keyby= has been skipped (as if by= was used) because := is being used together with keyby= but the…
/dports/devel/R-cran-data.table/data.table/man/
H A Dspecial-symbols.Rd22 … \code{x}'s \bold{D}ata for each group, excluding any columns used in \code{by} (or \code{keyby}).}
30 …{NULL} but its value is not used. Its usage is \code{by=.EACHI} (or \code{keyby=.EACHI}) which inv…
H A Ddata.table.Rd23 \method{[}{data.table}(x, i, j, by, keyby, with = TRUE,
113 …keyby}{ Same as \code{by}, but with an additional \code{setkey()} run on the \code{by} columns of …
202 …X[, sum(a), keyby=b] # get sum(a) grouped by 'b', and sort that result by the grouping colu…
282 DT[, sum(v), keyby=x] # same, but order the result on by cols
/dports/devel/R-cran-data.table/data.table/R/
H A Ddata.table.R151 if (!missing(keyby)) {
153 if (missing(j)) { warning("Ignoring keyby= because j= is not supplied"); keyby=NULL; }
154 by=bysub=substitute(keyby)
155 keyby=TRUE
160 keyby=FALSE
281 if (!missing(i) && keyby)
759 if (!bysameorder && keyby && !length(irows) && isTRUE(getOption("datatable.use.index"))) {
1410 o__ = forderv(byval, sort=keyby, retGrp=TRUE)
1429 if (!bysameorder && !keyby) {
1800 if (keyby) {
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/dports/devel/R-cran-data.table/data.table/vignettes/
H A Ddatatable-intro.Rmd442 ### b) Sorted `by`: `keyby`
451 keyby = .(origin, dest, month)]
457 …keyby`. This automatically orders the result by the grouping variables in increasing order. In fac…
459 **Keys:** Actually `keyby` does a little more than *just ordering*. It also *sets a key* after orde…
461 …ased subset* vignette; for now, all you have to know is that you can use `keyby` to automatically …
677 * We can `keyby` grouping columns to automatically sort the grouped result.
H A Ddatatable-sd-usage.Rmd33 … of `.SD` in its second usage, grouping scenarios (i.e., when `by = ` or `keyby = ` is specified),…
200 …e operation on our data _at the group level_. When we specify `by =` (or `keyby = `), the mental m…
H A Ddatatable-keys-fast-subset.Rmd330 ans <- flights["JFK", max(dep_delay), keyby = month]
341 * We use `keyby` to automatically key that result by *month*. Now we understand what that means. In…
H A Ddatatable-secondary-indices-and-auto-indexing.Rmd243 ans <- flights["JFK", max(dep_delay), keyby = month, on = "origin"]
H A Ddatatable-reference-semantics.Rmd361 …in the *Introduction to data.table* vignette. We can in the same way use `keyby`, chain operations…
/dports/devel/R-cran-data.table/data.table/
H A DNEWS.md483 19. Type `complex` is now supported by `setkey`, `setorder`, `:=`, `by=`, `keyby=`, `shift`, `dcast…
562 2. `keyby=colName` could use the wrong index and return incorrect results if both `colName` and `co…
699 14. The warning message when using `keyby=` together with `:=` is clearer, [#2763](https://github.c…
767 4. Grouping by unusual column names such as `by='string_with_\\'` and `keyby="x y"` could fail, [#3…
939 2. `keyby=` on columns for which an index exists now uses the index (new feature 7 in v1.11.6 below…
977 …keyby=` will now use it. For example, given `setindex(DT,colA,colB)`, both `DT[,j,keyby=colA]` (a …
1453 6. Combining `on=` (new in v1.9.6) with `by=` or `keyby=` gave incorrect results, [#1943](https://g…
/dports/textproc/kibana6/kibana-6.8.16-darwin-x86_64/node_modules/
H A D.yarn-integrity369 "lodash.keyby@^4.6.0",
1766 …"lodash.keyby@^4.6.0": "https://registry.yarnpkg.com/lodash.keyby/-/lodash.keyby-4.6.0.tgz#7f6a1ab…