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Builds a @- <value> query fragment, selecting the column of a square matrix whose row key equals value.

Usage

SquareRowIs(value, ...)

Arguments

value

Row key (character or numeric scalar), or a piped DafrQuery.

...

Optional piped DafrQuery.

Value

A DafrQuery.

See also

Examples

SquareRowIs("M1")
#> <DafrQuery> @- M1