Fix sql query

Author: ThomasKranitsas

service/src/main/java/com/appirio/service/review/manager/ReviewOpportunitiesManager.java

@@ -265,7 +265,7 @@ public List<ReviewOpportunityItem> getReviewOpportunities(int challengeTypeId, Q
 
         if (challengeTypeId == 0) {
             // challengeTypeId is not provided in query string
-            queryParameter.setFilter(new FilterParameter("number_of_review_positions_available=>0"));
+            queryParameter.setFilter(new FilterParameter("number_of_review_positions_available=0"));
         } else {
             // if challengeTypeId is in query string
             // double check if its value is valid
@@ -274,7 +274,7 @@ public List<ReviewOpportunityItem> getReviewOpportunities(int challengeTypeId, Q
                     HttpServletResponse.SC_NOT_FOUND);
             }
 
-            queryParameter.setFilter(new FilterParameter("challenge_type_id=" + String.valueOf(challengeTypeId) + "&number_of_review_positions_available=>0"));
+            queryParameter.setFilter(new FilterParameter("challenge_type_id=" + String.valueOf(challengeTypeId) + "&number_of_review_positions_available=0"));
         }
 
         List<ReviewOpportunitiesDTO> revOpportunities = this.reviewOpportunitiesDAO.getReviewOpportunities(

service/src/main/resources/sql/review-opportunities/get-review-opportunities.properties

@@ -2,4 +2,7 @@ filter.challenge_type_id.template=challenge_type_id = :challenge_type_id
 filter.challenge_type_id.type=Long
 
 filter.challengeIds.template=challenge_id in (<challengeIds>)
-filter.challengeIds.type=List
+filter.challengeIds.type=List
+
+filter.number_of_review_positions_available=number_of_review_positions_available > :number_of_review_positions_available
+filter.number_of_review_positions_available.type=Long