column .. column

| this/it[column,..]

| this/it[{ condition }]

| all()

| all(Before|After|From|UpTo) ( (column)|{ colSelector } )

| allExcept { colsSelector }

| allExcept(column, ..)

| columnOrSet and [ { ] columnOrSet [ } ]

| columnOrSet.and (|{ columnOrSet }|)

| (col| valueCol| frameCol| colGroup)[<T>](column | index)

| (cols| valueCols| frameCols| colGroups) [ { condition } ]

| cols[<T>](column,.. |index,.. |indexRange)

| colsAtAnyDepth()

| colsInGroups()

| colsOf<T> [ (kType) ] [ { condition } ]

| colsOfKind(kind, ..) [ { condition } ]

| drop(Last)(number)

| drop(Last)While { condition }

| expr([name,][infer]) { expression }

| (first|last) [ { condition } ]

| single()

| nameContains(text[, ignoreCase] | regex)

| name(Starts|Ends)With(text[, ignoreCase])

| column named/into column

| column(.named|.into)(column)

| none()

| take(Last)(number)

| take(Last)While { condition }

| withoutNulls()