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scala> sql("SELECT 3.14 a").write.format("avro").save("/tmp/avro") scala> spark.read.schema("a DECIMAL(4, 3)").format("avro").load("/tmp/avro").show +-----+ | a| +-----+ |0.314| +-----+
scala> sql("SELECT 3.14 a").write.format("avro").save("/tmp/avro") scala> spark.read.schema("a DECIMAL(4, 3)").format("avro").load("/tmp/avro").show +-----+ | a| +-----+ |0.314| +-----+