Function mz_sql::pure::mysql::purify_source_exports

pub(super) async fn purify_source_exports(
    conn: &mut MySqlConn,
    retrieved_references: &RetrievedSourceReferences,
    requested_references: &Option<ExternalReferences>,
    text_columns: Vec<UnresolvedItemName>,
    exclude_columns: Vec<UnresolvedItemName>,
    unresolved_source_name: &UnresolvedItemName,
    initial_gtid_set: String,
    reference_policy: &SourceReferencePolicy,
) -> Result<PurifiedSourceExports, PlanError>