private void validateAndLoadDatabaseHistory(
            OracleOffsetContext offset, OracleDatabaseSchema schema) {
        schema.initializeStorage();
        schema.recover(offset);
    }
Loads the connector's persistent offset (if present) via the given loader.
inlong-sort/sort-flink/sort-flink-v1.13/sort-connectors/oracle-cdc/src/main/java/org/apache/inlong/sort/cdc/oracle/source/reader/fetch/OracleSourceFetchTaskContext.java