CORE-16323: Add Index on State Version Column

Add index on the version field to improve optimistic locking checks.
corda · Oct 12, 2023 · 7d567b4 · 7d567b4
1 parent c8af85b
commit 7d567b4
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/...ain/resources/net/corda/db/schema/statemanager/migration/state-manager-migration-v5.1.xml b/...ain/resources/net/corda/db/schema/statemanager/migration/state-manager-migration-v5.1.xml
@@ -30,6 +30,9 @@
                 <constraints nullable="false"/>
             </column>
         </createTable>
+        <createIndex tableName="state" indexName="state_version_idx">
+            <column name="version"/>
+        </createIndex>
         <addPrimaryKey columnNames="key" constraintName="state_key" tableName="state"/>
     </changeSet>
 </databaseChangeLog>