Support SHOW CREATE TABLE returning SQL query text to recreate a table

[UnamedRus]

Ability to get CREATE TABLE statement in easy way.

Documentation

Ответственный: (...)

Changelog entry

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Test plan

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Feature flag

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Enabled on clusters

(ссылка на YDBOPS-тикет)

[fomichev3000]

Can you please clarify what do you mean?

[UnamedRus]

Analogue to this:

https://dev.mysql.com/doc/refman/8.0/en/show-create-table.html

[abyss7]

I also should suggest adding the table scheme in some way to .sys/tables