SELECT Continent

FROM Country

WHERE CountryID $=417$;

UPDATE Country

SET Area $=74092\mathrm{.}39401$

WHERE CountryID $=417$;

If lock scope is a single row, and T

takes an exclusive lock on CountryID $417,$ what happens to T

$?$

Pick

If lock scope is a block, and T

takes an exclusive lock on CountryID $417,$ select the row$($s$)$ that are locked.

$642$ Romania Bucharest $88834\mathrm{.}38464$ Europe

$56$ Belgium Brussels $11691\mathrm{.}17336$ Europe

$694$ Sierra Leone Freetown $27868\mathrm{.}8538$ Africa

$417$ Kyrgyzstan Bishkek $74054\mathrm{.}39401$ Asia

$862$ Venezuela Caracas $340561\mathrm{.}4089$ SAmerica

$192$ Cuba Havana $40162\mathrm{.}34653$ NAmerica

$208$ Denmark Copenhagen $16212\mathrm{.}42964$ Europe

$807$ North Macedonia Skopje $9737\mathrm{.}496438$ Europe

$300$ Greece Athens $49768\mathrm{.}56824$ Europe