# Slack connection options
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The following are connection options for Slack:
+  `ENTITY_NAME`(String) - (Required) Used for Read. Supported entity name. Example: `conversations/C058W38R5J8`. 
+  `SELECTED_FIELDS`(List<String>) - Default: empty(SELECT \$1). Used for Read. Fields 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. 
+  `NUM_PARTITIONS`(Integer) - Default: 1. Used for Read. Number of partitions for read.