Description of problem:
I installed a fresh f28.
ovirt-engine won't start:

Caused by: org.springframework.jdbc.BadSqlGrammarException: PreparedStatementCallback; bad SQL grammar [select * from  gettagsbyparent_id()]; nested exception is org.postgresql.util.PSQLException: ERROR: function gettagsbyparent_id() does not exist
  Hint: No function matches the given name and argument types. You might need to add explicit type casts.
  Position: 16
	at org.springframework.jdbc.support.SQLStateSQLExceptionTranslator.doTranslate(SQLStateSQLExceptionTranslator.java:101)
	at org.springframework.jdbc.support.AbstractFallbackSQLExceptionTranslator.translate(AbstractFallbackSQLExceptionTranslator.java:72)
<snip>
Caused by: org.postgresql.util.PSQLException: ERROR: function gettagsbyparent_id() does not exist
  Hint: No function matches the given name and argument types. You might need to add explicit type casts.
  Position: 16


Version-Release number of selected component (if applicable):
4.3 master

How reproducible:
always

Steps to Reproduce:
1. install fedora 28
2. install ovirt-engine
3. start ovirt-engine

Actual results:
engine does not start

Expected results:
engine works

Additional info:

This works:

diff --git a/pom.xml b/pom.xml
index 902e76d8633..c1ced0c858c 100644
--- a/pom.xml
+++ b/pom.xml
@@ -51,7 +51,7 @@
     <commons-lang.version>2.6</commons-lang.version>
     <commons-compress.version>1.5</commons-compress.version>
     <quartz.version>2.1.2</quartz.version>
-    <postgres.jdbc.version>9.2-1002-jdbc4</postgres.jdbc.version>
+    <postgres.jdbc.version>42.2.2</postgres.jdbc.version>
     <javax.transaction>1.1</javax.transaction>
     <javax.activation.version>1.1</javax.activation.version>
     <xmlrpc-client.version>3.1.3</xmlrpc-client.version>