| import org.jetbrains.kotlinx.dataframe.annotations.DataSchema | |
| import org.jetbrains.kotlinx.dataframe.api.* | |
| @DataSchema | |
| data class Record(val a: String, val b: Int) | |
| fun box(): String { | |
| val df = List(10) { Record(it.toString(), it) }.let { dataFrameOf(*it.toTypedArray()) } | |
| val aggregate = df.pivot { b }.aggregate { | |
| this.add("c") { 123 }.c | |
| } | |
| return "OK" | |
| } |