Man pages for sctyner/dplyr050
A Grammar of Data Manipulation

add_rownamesConvert row names to an explicit variable.
all_equalFlexible equality comparison for data frames.
arrangeArrange rows by variables.
as.table.tbl_cubeCoerce a 'tbl_cube' to other data structures
as.tbl_cubeCoerce an existing data structure into a 'tbl_cube'
auto_copyCopy tables to same source, if necessary.
backend_dbDatabase generics.
backend_sqlSQL generation.
backend_srcSource generics.
bench_compareEvaluate, compare, benchmark operations of a set of srcs.
betweenDo values in a numeric vector fall in specified range?
bindEfficiently bind multiple data frames by row and column.
build_sqlBuild a SQL string.
case_whenA general vectorised if.
coalesceFind first non-missing element
common_byExtract out common by variables
computeCompute a lazy tbl.
copy_toCopy a local data frame to a remote src.
copy_to.src_sqlCopy a local data frame to a sqlite src.
cumallCumulativate versions of any, all, and mean
descDescending order.
dim_descDescribing dimensions
distinctSelect distinct/unique rows.
doDo arbitrary operations on a tbl.
dplyrdplyr: a grammar of data manipulation
explainExplain details of a tbl.
failwithFail with specified value.
filterReturn rows with matching conditions.
funsCreate a list of functions calls.
group_byGroup a tbl by one or more variables.
group_by_preparePrepare for grouping.
grouped_dfConvert to a data frame
group_indicesGroup id.
groupsGet/set the grouping variables for tbl.
group_sizeCalculate group sizes.
idCompute a unique numeric id for each unique row in a data...
if_elseVectorised if.
joinJoin two tbls together.
join.tbl_dfJoin data frame tbls.
join.tbl_sqlJoin sql tbls.
lahmanCache and retrieve an 'src_sqlite' of the Lahman baseball...
lazy_opsLazy operations
lead-lagLead and lag.
locationPrint the location in memory of a data frame
make_tblCreate a "tbl" object
mutateAdd new variables.
nThe number of observations in the current group.
na_ifConvert values to NA.
named_commasProvides comma-separated string out ot the parameters
nasaNASA spatio-temporal data
n_distinctEfficiently count the number of unique values in a set of...
nearCompare two numeric vectors.
nthExtract the first, last or nth value from a vector.
nycflights13Database versions of the nycflights13 data
order_byA helper function for ordering window function output.
partial_evalPartially evaluate an expression.
progress_estimatedProgress bar with estimated time.
queryCreate a mutable query object.
rankingWindowed rank functions.
recodeRecode values
reexportsObjects exported from other packages
rowwiseGroup input by rows
same_srcFigure out if two sources are the same (or two tbl have the...
sampleSample n rows from a table.
selectSelect/rename variables by name.
select_helpersSelect helpers
select_ifSelect columns using a predicate
select_varsSelect variables.
setopsSet operations.
sliceSelect rows by position.
sqlSQL escaping.
sql_buildBuild and render SQL from a sequence of lazy operations
sql_quoteHelper function for quoting sql elements.
sql_variantCreate an sql translator
srcCreate a "src" object
src_localA local source.
src_memdbPer-session in-memory SQLite databases.
src_mysqlConnect to mysql/mariadb.
src_postgresConnect to postgresql.
src_sqlCreate a "sql src" object
src_sqliteConnect to a sqlite database.
src_tblsList all tbls provided by a source.
src-testA set of DBI methods to ease unit testing dplyr with DBI
summariseSummarise multiple values to a single value.
summarise_allSummarise and mutate multiple columns.
summarise_eachSummarise and mutate multiple columns.
tallyCounts/tally observations by group.
tblCreate a table from a data source
tbl_cubeA data cube tbl.
tbl_dfCreate a data frame tbl.
tbl_sqlCreate an SQL tbl (abstract)
tbl_varsList variables provided by a tbl.
testingInfrastructure for testing dplyr
top_nSelect top (or bottom) n rows (by value).
translate_sqlTranslate an expression to sql.
varsSelect columns
with_orderRun a function with one order, translating result back to...
sctyner/dplyr050 documentation built on May 17, 2019, 2:22 p.m.