Migrating from SQL to DQL?

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BonBon Slick2017-11-18 20:43:34

PostgreSQL

BonBon Slick, 2017-11-18 20:43:34

Migrating from SQL to DQL?

Example, there is an enterprise project, 100,000 uniques per day, DB = PostgreSQL.
How pgsql will accept DQL?
What are the possible nuances when migrating from SQL to DQL?
Features of queries, subqueries, sorting and filtering data?
Performance changes?
Is it worth using DQL at all?
Why?

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