primary-key

来源： https://stackoverflow.com/questions/3379292/is-an-index-needed-for-a-primary-key-in-sqlite

来源： https://stackoverflow.com/questions/64031514/is-it-a-bad-practice-to-have-a-cassandra-table-with-partitions-of-a-single-row

来源： https://stackoverflow.com/questions/64031514/is-it-a-bad-practice-to-have-a-cassandra-table-with-partitions-of-a-single-row

来源： https://stackoverflow.com/questions/23221096/hibernate-string-primary-key-with-annotation

来源： https://stackoverflow.com/questions/23221096/hibernate-string-primary-key-with-annotation

来源： https://stackoverflow.com/questions/64008245/when-creating-a-table-in-sqlite-c-sharp-do-i-need-to-create-an-index-on-the-pr

来源： https://stackoverflow.com/questions/41526928/metadata-getprimarykeys-returns-a-single-row-when-the-key-is-composite

来源： https://stackoverflow.com/questions/41526928/metadata-getprimarykeys-returns-a-single-row-when-the-key-is-composite

来源： https://stackoverflow.com/questions/62095987/why-cant-i-exclude-dependent-columns-from-group-by-when-i-aggregate-by-a-key

问题 Desired result : Have an accent sensitive primary key in MySQL. I have a table of unique words, so I use the word itself as a primary key (by the way if someone can give me an advice about it, I have no idea if it's a good design/practice or not). I need that field to be accent (and why not case) sensitive, because it must distinguish between, for instance, 'demandé' and 'demande' , two different inflexions of the French verb "demander". I do not have any problem to store accented words in