Pergunta de entrevista da empresa Invia (Australia)
SQL questions - Select 1 from table What will be the output of above query.
Resposta da entrevista
Sigiloso
3 de jun. de 2023
I answered by saying that - above line will always return 1 as a row if the table has some data and the number of rows depends the number of records the table has. While nothing will be returned in case table has no data.