# Mailchimp connection options


The following are connection options for Mailchimp:
+  `ENTITY_NAME`(String) – (Required) Used for Read/Write. The name of your Object in Mailchimp. 
+ `INSTANCE_URL`(String) - (Required) A valid Mailchimp Instance URL.
+ `API_VERSION`(String) - (Required) Used for Read. Mailchimp Engage Rest API version you want to use. For example: 3.0.
+ `SELECTED_FIELDS`(List<String>) - Default: empty(SELECT \$1). Used for Read. Columns you want to select for the object.
+ `FILTER_PREDICATE`(String) - Default: empty. Used for Read. It should be in the Spark SQL format.
+ `QUERY`(String) - Default: empty. Used for Read. Full Spark SQL query.
+ `PARTITION_FIELD`(String) - Used for Read. Field to be used to partition query.
+ `LOWER_BOUND`(String)- Used for Read. An inclusive lower bound value of the chosen partition field.
+ `UPPER_BOUND`(String) - Used for Read. An exclusive upper bound value of the chosen partition field. 
+ `NUM_PARTITIONS`(Integer) - Default: 1. Used for Read. Number of partitions for read.