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JsonToStructs

JsonToStructs is a UnaryExpression with timezone support and CodegenFallback.

JsonToStructs is an ExpectsInputTypes expression.

Creating Instance

JsonToStructs takes the following to be created:

from_json Standard Function

JsonToStructs represents from_json function.

import org.apache.spark.sql.functions.from_json
val jsonCol = from_json($"json", new StructType())

import org.apache.spark.sql.catalyst.expressions.JsonToStructs
val jsonExpr = jsonCol.expr.asInstanceOf[JsonToStructs]
scala> println(jsonExpr.numberedTreeString)
00 jsontostructs('json, None)
01 +- 'json

FAILFAST

JsonToStructs uses JacksonParser in FAILFAST mode that fails early when a corrupted/malformed record is found (and hence does not support columnNameOfCorruptRecord JSON option).

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