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--- documentation:software:atlas:achilles_v_1_5 [2017/10/12 12:39] – [Creating the analyses] anthonysena
+++ documentation:software:atlas:achilles_v_1_5 [2018/03/12 14:36] (current) – [Concept Hierarchy] anthonysena
@@ Line 23: / Line 23: @@
 Achilles will now construct a new table in the results schema labeled ''concept_hierarchy'' using the OMOP vocabulary found in the CDM. This one-time operation is used to optimize query performance when by WebAPI against the ''ACHILLES_results'' table.
+**Please Note**: If you update the vocabulary in your CDM, you should re-create (and re-index) the concept_hierarchy table.
 ==== Creating the Concept Hierarchy ====
@@ Line 102: / Line 103: @@
   resultsDatabaseSchema <- "my_results_schema_goes_here"
   vocabDatabaseSchema <- "my_vocabulary_schema_goes_here"
+  db <- "my_cdm_database_name"
   achillesResults <- Achilles::achilles(connectionDetails,
                                   cdmDatabaseSchema = cdmDatabaseSchema,