20 lines
468 B
Kotlin
Vendored
20 lines
468 B
Kotlin
Vendored
import org.jetbrains.kotlinx.dataframe.*
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import org.jetbrains.kotlinx.dataframe.annotations.*
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import org.jetbrains.kotlinx.dataframe.api.*
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import org.jetbrains.kotlinx.dataframe.io.*
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data class Nested(val d: Double)
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data class Record(val a: String, val b: Int, val nested: Nested)
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fun box(): String {
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val df = dataFrameOf("a", "b", "c")(1, 2, 3)
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df.groupBy { a }
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.updateGroups { remove { a } }
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.aggregate { c into "c" }
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return "OK"
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}
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