Update application-dev.properties

application-dev.properties

@@ -21,6 +21,7 @@ spring.datasource.initialize=false
 spring.datasource.sqlScriptEncoding=UTF-8
 spring.datasource.hikari.pool-name=springHikariCP
 spring.datasource.hikari.connection-test-query=SELECT 1
+spring.datasource.primary.validation-query=SELECT 1
 spring.datasource.secondary.test-on-borrow=true
 spring.datasource.secondary.test-while-idle=true