# Kustomer connection options
<a name="kustomer-connection-options"></a>

The following are connection options for Kustomer:
+ `ENTITY_NAME`(String) - (Required) Used for Read. The name of your object in Kustomer.
+ `API_VERSION`(String) - (Required) Used for Read. Kustomer Rest API version you want to use.
+ `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.
+ `INSTANCE_URL`(String) - (Required) Used for Read. Kustomer instance URL.