资讯

HackerRank isn’t just a random collection of problems; they’ve organized their SQL section pretty well. You can find ...
Community driven content discussing all aspects of software development from DevOps to design patterns. The goal of Hibernate and JPA is to hide the complexity of SQL and relational databases from the ...
Google chief executive Sundar Pichai pushed back on claims that artificial-intelligence tools are eroding the company's search engine. What Happened: Pichai told The Verge's Nilay Patel that "we're ...
SELECT COUNT(*) FROM v0 WHERE (CURRENT_DATE, c0) != (CAST(NULL AS TEXT), '0'); SELECT SUM(CASE WHEN (CURRENT_DATE, c0) != (CAST(NULL AS TEXT), '0') THEN 1 ELSE 0 END) FROM v0; The two SQL queries have ...
SELECT time, host, sum(v) FROM ( SELECT $__dateBin(time) AS time, "shardID", concat_ws(' ', split_part(host, '-', 6), split_part(host, '-', 7)) AS host, max ...
Even if generative AI hides SQL behind the curtain, it will continue to play a critical role in how we interact with and use data. In May 1974, Donald Chamberlin and Raymond Boyce published a paper on ...
In the intriguing world of modern digital technology, artificial intelligence (AI) chatbots elevate people’s online experiences. Artificial intelligence chatbots have been trained to have ...