sql - How to use Select Exists in Oracle? -


what equivalent of below sql query in oracle?

select cast(    case when exists(select * thetable thecolumn 'thevalue%') 1     else 0     end  bit)

i want oracle query exists used , returns 0 or 1 above.

the equivalent be:

select count(*)  dual  exists (select * thetable thecolumn 'thevalue%')

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