in migrator/src/main/scala/org/apache/pekko/persistence/jdbc/migrator/JournalMigrator.scala [144:153]
private def writeJournalRowsStatements(
journalSerializedRow: JournalPekkoSerializationRow,
tags: Set[String]): DBIO[Unit] = {
for {
id <- newJournalQueries.JournalTable
.returning(newJournalQueries.JournalTable.map(_.ordering)) += journalSerializedRow
tagInserts = tags.map(tag => TagRow(id, tag))
_ <- newJournalQueries.TagTable ++= tagInserts
} yield ()
}