public String getSelectAllTaskDefsStatement() {
        return QueryBuilder.select()
                .all()
                .from(keyspace, TABLE_TASK_DEFS)
                .where(eq(TASK_DEFS_KEY, bindMarker()))
                .getQueryString();
    }
@return cql query statement to retrieve all task definitions from the "task_definitions"
    table
cassandra-persistence/src/main/java/com/netflix/conductor/cassandra/util/Statements.java