Change the migrator to avoid table locks when adding an index. (#6489)

hapifhir · Nov 20, 2024 · e569a28 · e569a28
1 parent 75ac6e2
commit e569a28
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diff --git a/...resources/ca/uhn/hapi/fhir/changelog/7_6_0/6489-change-index-add-concurrency-default.yaml b/...resources/ca/uhn/hapi/fhir/changelog/7_6_0/6489-change-index-add-concurrency-default.yaml
@@ -0,0 +1,4 @@
+---
+type: perf
+issue: 6489
+title: "Change the migrator to avoid table locks when adding an index.  This allows systems to continue running during upgrade."
diff --git a/hapi-fhir-sql-migrate/src/main/java/ca/uhn/fhir/jpa/migrate/tasks/api/Builder.java b/hapi-fhir-sql-migrate/src/main/java/ca/uhn/fhir/jpa/migrate/tasks/api/Builder.java
@@ -397,7 +397,7 @@ public class BuilderAddIndexUnique {
 				private final String myVersion;
 				private final boolean myUnique;
 				private String[] myIncludeColumns;
-				private boolean myOnline;
+				private boolean myOnline = true;
 
 				public BuilderAddIndexUnique(String theVersion, boolean theUnique) {
 					myVersion = theVersion;