private Schema createAvroArray(TypeInfo typeInfo) {
    ListTypeInfo listTypeInfo = (ListTypeInfo) typeInfo;
    Schema listSchema = createAvroSchema(listTypeInfo.getListElementTypeInfo());
    return Schema.createArray(listSchema);
  }
Converts Hive schema to avro schema

@param columnNames Names of the hive columns
@param columnTypes Hive Column types
@param namespace   Namespace of Avro schema
@param name        Avro schema name
@param doc         Avro schema doc
@return Avro Schema
serde/src/java/org/apache/hadoop/hive/serde2/avro/TypeInfoToSchema.java