Spark read JSON with or without schema

By default Spark SQL infer schema while reading JSON file, but, we can ignore this and read a JSON with schema (user-defined) using spark.read.schema("schema") method. What is Spark Schema Spark Schema defines the structure of the data (column name, datatype, nested columns, nullable e.t.c), and when it specified while reading…

Continue Reading Spark read JSON with or without schema