跳转至
🎉 Apache Sedona 1.9.1 已正式发布!🗺️ 新增 Geography SQL 函数、Box2D 与 Box3D 类型、栅格 Python UDF 等。查看发布说明 →

RS_SquareRoot

Introduction: Find Square root of band values in a geotiff image

Format: RS_SquareRoot (Band: ARRAY[Double])

Return type: Array<Double>

Since: v1.1.0

SQL Example

val rootDF = spark.sql("select RS_SquareRoot(band) as squareroot from dataframe")