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Re: Operand should contain 1 column(s)
Posted by: Peter Brawley
Date: June 28, 2021 01:21PM

> ... WHERE IdPersona = (SELECT padres.IdPersona, personas.nombres, personas.fechanacimiento ...

Obviously, IdPersona =... can be compared against only one scalar value, but the right side of that comparison has three values.

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Operand should contain 1 column(s)
Ramón zambrano
June 27, 2021 08:44PM
Re: Operand should contain 1 column(s)
Peter Brawley
June 28, 2021 01:21PM


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