[prostodata]

Here are some major issues [1]:

SQL’s shortcomings can be grouped into these categories:

- lack of proper orthogonality — SQL is hard to compose;

- lack of compactness — SQL is a large language;

- lack of consistency — SQL is inconsistent in syntax and semantics;

- poor system cohesion — SQL does not integrate well enough with application languages and protocols.

[1] We Can Do Better Than SQL: https://www.edgedb.com/blog/we-can-do-better-than-sql/