Пишешь и читаешь движками в Iceberg таблицы?
Подумал про статистику?
На уровне файлов:
- row count
- null count
- min/max
На уровне таблицы (новый формат для хранения статистики Puffin)
- NDV (Number of Distinct Values) колонокFlink - пишет статистику и читает Spark - не пишет и не читает Impala - не пишет и не читает Dremio - пишет и читает
BY sql_ninja_news
n the U.S. people generally use Bitcoin as an alternative investment, helping diversify a portfolio apart from stocks and bonds. You can also use Bitcoin to make purchases, but the number of vendors that accept the cryptocurrency is still limited. Big companies that accept Bitcoin include Overstock, AT&T and Twitch. You may also find that some small local retailers or certain websites take Bitcoin, but you’ll have to do some digging. That said, PayPal has announced that it will enable cryptocurrency as a funding source for purchases this year, financing purchases by automatically converting crypto holdings to fiat currency for users. “They have 346 million users and they’re connected to 26 million merchants,” says Spencer Montgomery, founder of Uinta Crypto Consulting. “It’s huge.”
sql_ninja_news from cn