From GPT-4 to Gemini and Beyond: Assessing the Landscape of MLLMs on Generalizability, Trustworthiness and Causality through Four Modalities
➡️ 论文标题:From GPT-4 to Gemini and Beyond: Assessing the Landscape of MLLMs on Generalizability, Tr…
最左前缀原则
对于INDEX(name, age)来说最左前缀可以是联合索引的最左N个字段, 也可以是字符串索引的最左M个字符。 SELECT * FROM t WHERE name LIKE 张%其效果和单独创建一个INDEX(name)的效果是一样的若通过调整索引字段的顺序, 可以少维护一个索引树, 那么这个顺序就是需要…