public static String getMetaData(SourceRecord record, String tableNameKey) {
        Struct messageStruct = (Struct) record.value();
        Struct sourceStruct = messageStruct.getStruct(FieldName.SOURCE);
        return sourceStruct.getString(tableNameKey);
    }
get sql type from table schema, represents the jdbc data type

@param tableSchema table schema
inlong-sort/sort-flink/sort-flink-v1.13/sort-connectors/mysql-cdc/src/main/java/org/apache/inlong/sort/cdc/mysql/utils/MetaDataUtils.java