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November 4, 2020 01:35
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| val userSchema = new StructType() | |
| .add("id", "integer") | |
| .add("name", "string") | |
| .add("age", "integer") | |
| .add("friends", "integer") | |
| val carSchema = StructType(Array( | |
| StructField("Name", StringType), | |
| StructField("Miles_per_Gallon", DoubleType), | |
| StructField("Cylinders", LongType), | |
| StructField("Displacement", DoubleType) | |
| val myRowSchema = new StructType(Array( | |
| new StructField("some", StringType, true), | |
| new StructField("col", StringType, true), | |
| new StructField("names", LongType, false))) |
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