There is a column in java spark dataset which is of type map<string,string>, how can I check with java spark if the column with this map is empty or has some value.

There is a column in java spark dataset which is of type map<string,string>, how can I check with java spark if the column with this map is empty or has some value.

There is a column in java spark dataset which is of type map<string,string>, how can I check with java spark if the column with this map is empty or has some value.

Since Spark 3.4, SparkSession.sql(…) supports the use of named parameters in SQL queries:

I’m trying to show Avro data from Kafka to console using DataStream and catch Exception