2401_it-IT
Accedere contemporaneamente a 2 colonne con lo stesso nome da 2 tabelle di datiHo due file di dati che hanno, per disegno, gli stessi nomi di colonne. Come faccio a fare riferimento a ciascuna colonna in un'istruzione IF, per evitare un riferimento ambiguo ...
Voglio essere in grado di fare qualcosa del genere ....
IF (dt1.weight == dt2.weight,Ri: contemporaneamente accedere a 2 colonne con lo stesso nome da 2 tabelle di dati
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style = "font-size: 10pt; color: black; font-family: Helvetica, Arial, sans-serif;"> You
può usare la funzione di colonna
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style = "font-size: 10pt; font-family:" Courier New "; color: black;"> c1
style = "font-size: 10pt; font-family:" Courier New "; color: navy;"> =
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style = "font-size: 10pt; font-family:" Courier New "; colour: rgb (0, 0, 221);"> column
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style = "font-size: 10pt; font-family:" Courier New "; color: black;"> dt1
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style = "font-size: 10pt; font-family:" Courier New "; colore: purple;"> "Weight"
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style = "font-size: 10pt; font-family:" Courier New "; color: green;"> //
si riferisce alla colonna di peso nella tabella dt1
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style = "font-size: 10pt; font-family:" Courier New "; colore: black;"> c2
style = "font-size: 10pt; font-family:" Courier New "; color: navy;"> =
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style = "font-size: 10pt; font-family:" Courier New "; colour: rgb (0, 0, 221);"> column
style = "font-size: 10pt; font-family:" Courier New "; color: black;"> (
style = "font-size: 10pt; font-family:" Courier New "; color: black;"> dt2
style = "font-size: 10pt; font-family:" Courier New "; color: navy;">,
style = "font-size: 10pt; font-family:" Courier New "; color: black;">
style = "font-size: 10pt; font-family:" Courier New "; colore: purple;"> "Weight"
style = "font-size: 10pt; font-family:" Courier New "; color: black;">)
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style = "font-size: 10pt; font-family:" Courier New "; color: green;"> //
si riferisce alla colonna di peso nella tabella dt2
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style = "font-size: 10pt; font-family:" Courier New "; color: black;"> c1
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imposta selezionato
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style = "font-size: 10pt; font-family:" Courier New "; color: green;"> //
seleziona la colonna Peso nella tabella dt1
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style = "font-size: 10pt; line-height: 115%; font-family:" Courier New "; colore: black;"> c2
style = "font-size: 10pt; line-height: 115%; font-family:" Courier New "; color: navy;"> <<
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imposta selezionato
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style = "font-size: 10pt; line-height: 115%; font-family:" Courier New "; color: green;"> //
seleziona la colonna Peso in dt2
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Saluti,
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