From b2202b3b7eff73b7b3486a1e24d00ea1d6410c0d Mon Sep 17 00:00:00 2001
From: njhlai <nicholasjhlai@gmail.com>
Date: Wed, 16 Feb 2022 14:32:36 -0800
Subject: [PATCH] Added log for when skipping empty participant

---
 .../com/openlattice/mechanic/upgrades/V3StudyMigrationUpgrade.kt | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/main/kotlin/com/openlattice/mechanic/upgrades/V3StudyMigrationUpgrade.kt b/src/main/kotlin/com/openlattice/mechanic/upgrades/V3StudyMigrationUpgrade.kt
index dbfb3e75..e8a014c0 100644
--- a/src/main/kotlin/com/openlattice/mechanic/upgrades/V3StudyMigrationUpgrade.kt
+++ b/src/main/kotlin/com/openlattice/mechanic/upgrades/V3StudyMigrationUpgrade.kt
@@ -281,6 +281,7 @@ class V3StudyMigrationUpgrade(
     private fun insertIntoCandidatesTable(conn: Connection, studyId: UUID, fqnToValue: Map<FullQualifiedName, Set<Any>>) {
         val columns = fqnToCandidatesColumnName.filter { fqnToValue.containsKey(it.key) }
         if (columns.isEmpty()) {
+            logger.info("No useful property to record for participant ${fqnToValue}, skipping")
             return
         }