Function reference • chariot

Connection Connect and Disconnect a Local “Athena” Postgres Database
`connectAthena()`	Connect Local Athena
`dcAthena()`	Disconnect Local Athena
Concept Class Object Operations related to Concept Class objects
`get_concept()`	Lookup a Concept Id
`get_name_cluster()`	Get a Name Cluster
Join Join a dataframe to a OMOP Vocabulary table
`join_for_ancestor_ids()`	Join For Ancestor Ids
`join_for_ancestors()`	Join For Ancestors
`join_for_concept_synonym_name()`	Join For Concept Synonyms
`join_for_descendant_ids()`	Join For Descendant Ids
`join_for_descendants()`	Join For Descendants
`join_on_concept_code()`	Join On Concept Code
`join_on_concept_id()`	Join On Concept Id
`join_on_concept_name()`	Join On Concept Name
`join_on_concept_synonym_name()`	Join On Concept Synonym Name
Concept Hierarchy Visualize a concept hierarachy
`print_concept_hierarchy()`	Print a Concept's Hierarchy to the Console
`print_concept_siblings()`	Print a Concept's Parents and Siblings to the Console
Lookup Concept Lookup concept details in the OMOP Vocabulary
`lookup_atc_class_ingredients()`	Lookup the RxNorm Ingredients of an ATC Class
`lookup_orphan_concepts()`	Lookup Orphan Concepts for a Domain, Vocabulary, and/or Concept Class
`lookup_relationships()`	Lookup Relationships of a Set of Concepts
`lookup_top_ancestors()`	Lookup Topmost Ancestors for a Domain, Vocabulary, and/or Concept Class
`lookup_ucum()`	Lookup UCUM Unit Concepts
`lookup_ucum_time()`	List UCUM Concepts Related to Time
`lookup_upper_limit_ancestors()`	Lookup the Ancestors at the Upper Limit of the Max Level of Separation
Lookup Vocabulary Lookup vocabulary-level details in the OMOP Vocabulary
`vocab_lookup_interrelation()`	Query a Source Vocabulary's Relationships to Other Vocabularies
`vocab_lookup_intrarelation()`	Query a Source Vocabulary's Relationships
`vocab_lookup_relationships()`	Lookup a Source Vocabulary's Relationships
Search Search for a phrase in the OMOP Vocabulary
`search_code()`	Search for a Code in the Concept Table
`search_ends_with_phrase()`	Search Concepts that End With a Phrase
`search_exact_phrase()`	Search Exact Matches to a Phrase
`search_like_phrase()`	Search Concepts that Contain a Phrase
`search_split_phrase()`	Search Concepts that Contain all Parts of a Phrase
`search_starts_with_phrase()`	Search Concepts that Start With a Phrase
List Metadata List pre-built atomic vectors of CDM Metadata
`list_cdm_table_names()`	List the Common Data Model Tables
`list_concept_id_fields()`	Get CDM Table Concept Id Fields
`list_fields()`	List Table Fields
`list_table_abbr()`	Get OMOP Table Abbreviations
`list_vocab_table_names()`	List the Vocabulary Tables
Get Get real-time Data and Metadata
`get_ancestor_relationships()`	Get Ancestry Relationships
`get_cdm_data_dictionary()`	Get the CDM Data Dictionary
`get_concept()`	Lookup a Concept Id
`get_concept_id_fields()`	Get the Concept Id Field Names for Each Table
`get_hierarchical_relationships()`	List Hierarchical Relationships
`get_name_cluster()`	Get a Name Cluster
`get_strip()`	Get Concept Strip
`get_test_concepts()`	Get Unfiltered Test Concepts
`get_test_data()`	Get Test Data
`get_test_drug_classes()`	Get Test Drug Classes
`get_test_drug_concepts()`	Get Test Drug Concepts
`get_vocab_data_dictionary()`	Get the Vocabulary Data Dictionary
`get_vocabulary_ids()`	Get Vocabulary Ids
HemOnc Lookup HemOnc Concepts by leveraging the HemOnc ontology
`ho_grep_regimens()`	Extract HemOnc Regimens by Component String Match
`ho_lookup_antineoplastics()`	Query a HemOnc Regimen's 'Has antineoplastic' Relationship
`ho_lookup_regimen()`	Look up a HemOnc Regimen
`ho_reduce_to_components()`	Reduce All HemOnc Concepts to Component
Drug Strength Calculations Process the Drug Strength table to stage exposure calculations
`ds_join_on_drug()`	Get the Staged Drug Strengths by Drug
`ds_join_on_ingredient()`	Get the Staged Drug Strengths by Ingredient
`ds_lookup_ucum()`	Lookup the Units for Drug Strength Processing
`ds_process()`	Process the Drug Strength Table
`ds_process_drug_table()`	Process the Records in Drug Strength
`ds_process_map_table()`	Process the Unit Concept Ids in the Drug Strength Table
`ds_stage()`	Stage Drug Strengths
`ds_stage_unit_fraction()`	Stage the Fractional Representation of Units
`ds_stage_value_fraction()`	Stage the Fractional Representation of Value
`ds_staged_table_exists()`	Does the Drug Strength Staged table exist?
Concept Formatting Format concepts and their attributes
`label_to_strip()`	Convert a Label to a Strip
`strip_to_label()`	Convert a Strip to a Label
`merge_label()`	Make Label Column
`merge_strip()`	Merge Concept Attributes into a Strip
`unmerge_label()`	Unmerge a Label
`unmerge_strip()`	Unmerge a Strip
`unbox_label()`	Unbox Label
`unbox_strip()`	Unbox Strip
Filter Strip Format Wrappers around dplyr’s `filter` functions to filter `strip` style columns
`filter_at_all_strip()`	Filter Multiple Concept Strip Columns
`filter_at_any_strip()`	Filter At Any Strip
`filter_strip()`	Filter Columns with Merged Concept Strips
String Manipulation Manipulate character strings for mapping use cases
`process_first_parentheses()`	Process a Concept Column for the First Set of Parentheses
`process_last_parentheses()`	Process a Concept Column for the Last Set of Parentheses
`process_longest_words()`	Identify the Longest Word in the Concept
`process_parentheses()`	Process a Concept Column for Parenthetical Phrases
`process_unique_words()`	Identify Words Unique to the Concept in the Concept Set
`process_words()`	Process the Words Column from the Concept Column

Reference

Connection

Concept Class Object

Join

Concept Hierarchy

Lookup Concept

Lookup Vocabulary

Search

List Metadata

Get

HemOnc

Drug Strength Calculations

Concept Formatting

Filter Strip Format

String Manipulation