usql/Readme.md

TODO

• escape " in save csv

• is null | is not null

• coalesce, date functions now, add_date; string functions rtrim, ltrim, rpad, lpad; math function round

• add pipe | concatenation

• support for order by, offset, limit (allow column name in order by, validate)

• support for uniqueue indexes (primary key)

• support for btree indexes

• support for joining

• add count min and max functions, eg aggregate functions

• use string_to_double and string_to_long (from Table) everywhere

• add const wherever should be

• use static methods where posible

• PERF in Row::Row(const Row &other), could be more efficient (memory and cpu)

• use references where pointer cannot be nullptr