https://docs.spring.io/spring-framework/reference/data-access/jdbc/core.html#jdbc-SQLExceptionTranslator
https://docs.spring.io/spring-framework/docs/current/javadoc-api/org/springframework/jdbc/support/SQLExceptionTranslator.html
https://docs.spring.io/spring-framework/docs/current/javadoc-api/org/springframework/jdbc/support/CustomSQLExceptionTranslatorRegistry.html
https://github.com/spring-projects/spring-framework/issues/24634

!!!
    need to find actual translator for pg

???
https://javarush.com/quests/lectures/questspring.level03.lecture10
baeldung
https://www.baeldung.com/spring-jdbc-jdbctemplate


samples
https://github.com/hakanozbay/database-error-handling