@Override
    public int hashCode() {
        return Objects.hash(
                physicalSchema,
                port,
                hostname,
                database,
                schemaName,
                tableName,
                serverTimeZone,
                username,
                password,
                dbzProperties,
                startupOptions,
                producedDataType,
                metadataKeys);
    }
Metadata that is appended at the end of a physical source row.
inlong-sort/sort-flink/sort-flink-v1.13/sort-connectors/sqlserver-cdc/src/main/java/org/apache/inlong/sort/cdc/sqlserver/table/SqlServerTableSource.java