DropStage
Entity-set stage that removes the listed columns from the running set.
opOp (string)필수
상수 값:
dropcolumnsstring[]필수
DropStage
{
"op": "drop",
"columns": [
"string"
]
}
Entity-set stage that removes the listed columns from the running set.
drop{
"op": "drop",
"columns": [
"string"
]
}