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D toc

Excerpt

Generates an array containing all elements that appear in multiple input arrays, referenced as column names or array literals.

D s
snippetBasic

Array literal reference example:

D code

derive type:single value:ARRAYINTERSECT([["A","B","C"],["A","D","E"]])

Output: Generates a single array with a single element:

Code Block
["A"]

Column reference example:

D code

derive type:single value:ARRAYINTERSECT([array1,array2]) as:'intersect_Array'

Output: Generates a new intersect_Array column containing a single array listing all of the elements that appear in both array1 and array2 in order.

D s
snippetSyntax

D code

derive type:single value:ARRAYINTERSECT(array_ref1,array_ref2)

ArgumentRequired?Data TypeDescription
array_ref1Ystring or arrayName of first column or first array literal to apply to the function
array_ref2Ystring or arrayName of second column or second array literal to apply to the function

D s lang notes

array_ref1, array_ref2

Array literal or name of the array column whose intersection you want to derive. You can intersect two or more array columns together.

D s
snippetusage

Required?Data TypeExample Value
YesArray literal or column referencemyArray1, myArray2

D s
snippetExamples

Example - Simple intersection example

Include Page
EXAMPLE - Nested Functions
EXAMPLE - Nested Functions

D s also
labelnested