RDruid

Druid connector for R

Quick Start

To install the latest version of RDruid, it's easiest to use the devtools package:

install.packages("devtools")
devtools::install_github("RDruid", "metamx")

Documentation

• Package documentation

• See our wiki for more documentation and examples.

Help topics

• aggregation
  Defines a reference to a Druid aggregation
• dimension
  Creates a Druid dimension object
• druid.build.aggregation
  Construct an arbitrary Druid aggregator using the given parameters
• druid.build.postaggregator
  Creates a Druid post-aggregator
• druid.count
  Constructs a count aggregator
• druid.filter.and
  Construct an `and' filter of the given filters
• druid.filter.javascript
  Construct a JavaScript filter for a given dimension
• druid.filter.not
  Construct a `not' filter of the given filter
• druid.filter.or
  Construct an `or' filter of the given filters
• druid.filter.regex
  Construct a regex filter for a given dimension
• druid.groupBytodf
  Convert Druid groupBy query result to a data frame
• druid.having.and
  Construct an `and' having of the given havingspecs
• druid.having.not
  Construct a `not' having of the given havingspec
• druid.having.or
  Construct an `or' having of the given havingspecs
• druid.postagg.arithmetic
  Creates an arithmetic post-aggregator
• druid.postagg.constant
  Creates a constant post-aggregator
• druid.postagg.fieldAccess
  Creates a fieldAccess post-aggregator
• druid.query.dataSources
  Query Druid data sources
• druid.query.dimensions
  Query data source dimensions
• druid.query.groupBy
  groupBy query
• druid.query.metrics
  Query data source metrics
• druid.query.segmentMetadata
  Query segment metadata
• druid.query.timeBoundary
  Query data source time boundaries
• druid.query.timeseries
  Query time series data
• druid.query.topN
  Query to find the topN dimension values of a datasource
• druid.resulttodf
  Converts JSON from Druid into a data frame
• druid.url
  Construct the URL for a druid endpoint
• equalTo
  Construct an equalTo having clause of the given named arguments
• field
  Creates a fieldAccess post-aggregator
• fromISO
  Convert an ISO 8601 string to a POSIXct object
• granularity
  Creates a Druid query granularity object
• javascript
  Constructs a JavaScript aggregator for the given Druid columns
• json
  calls toJSON with a default set of arguments
• longSum
  Constructs a longSum aggregator over the given Druid metric
• longSum.druid.metric
  Constructs a longSum aggregator over the given Druid metric
• max.druid.metric
  Constructs a max aggregator over the given Druid metric
• metric
  Defines a reference to a Druid metric
• min.druid.metric
  Constructs a min aggregator over the given Druid metric
• query
  Send a JSON query to Druid
• RDruid(RDruid-package)
  R interface to Druid
• renameagg
  Rename aggregators based on their list name
• selector
  Construct a selector filter of the given named arguments
• sum.druid.metric
  Constructs a doubleSum aggregator over the given Druid metric
• sum.druid.postaggregator
  Sum of Druid post-aggregators
• toISO
  Convert an object to its ISO 8601 string representation
• toISO.character
  toISO leaves strings as is without checking for ISO 8601 validity
• toISO.Interval
  Convert a Interval object to its ISO 8601 string representation
• toISO.list
  Convert a list of objects to their ISO 8601 string representation
• toISO.numeric
  Convert a POSIX timestamp to its ISO 8601 string representation
• toISO.POSIXt
  Convert a POSIX* object to its ISO 8601 string representation
• toISO.string
  toISO leaves strings as is without checking for ISO 8601 validity
• wrapConstant
  helper function to wrap constants in formulas