Parameter
Laatst bijgewerkt op
11 jan. 2022
Description
Removes a column from a query object.
Returns
Modified query object after the deletion of the specified column.
Category
Syntax
QueryDeleteColumn(Query queryObject, String columnName)
QueryDeleteColumn(Query queryObject, String columnName)
QueryDeleteColumn(Query queryObject, String columnName)
History
New in Adobe ColdFusion (2018 release).
Parameters
|
|
Required/Optional |
Description |
|---|---|---|
|
queryObject |
Required |
The query object in which a column is to be deleted. |
|
columnName |
Required |
The name of the column to be deleted. |
Example
<cfscript>
myQuery = queryNew("id,name,amount","Integer,Varchar,Integer",
[
{id=1,name="One",amount=15},
{id=2,name="Two",amount=18},
{id=3,name="Three",amount=32}
]);
writeOutput("The original query object:")
writeDump(myQuery)
// Delete column amount
QueryDeleteColumn(myQuery,"amount")
writeOutput("The query object with column deleted:")
writeDump(myQuery)
</cfscript>
<cfscript>
myQuery = queryNew("id,name,amount","Integer,Varchar,Integer",
[
{id=1,name="One",amount=15},
{id=2,name="Two",amount=18},
{id=3,name="Three",amount=32}
]);
writeOutput("The original query object:")
writeDump(myQuery)
// Delete column amount
QueryDeleteColumn(myQuery,"amount")
writeOutput("The query object with column deleted:")
writeDump(myQuery)
</cfscript>
<cfscript>
myQuery = queryNew("id,name,amount","Integer,Varchar,Integer",
[
{id=1,name="One",amount=15},
{id=2,name="Two",amount=18},
{id=3,name="Three",amount=32}
]);
writeOutput("The original query object:")
writeDump(myQuery)
// Delete column amount
QueryDeleteColumn(myQuery,"amount")
writeOutput("The query object with column deleted:")
writeDump(myQuery)
</cfscript>
Output
