Oracle database parallel query

Question

Hello,
I am trying to execute a pararallel query in oracle oracle database 10g but it is not working. please see the below server settings and explain plan.
NAME                                 TYPE        VALUE
fast_start_parallel_rollback         string      LOW
parallel_adaptive_multi_user         boolean     TRUE
parallel_automatic_tuning            boolean     TRUE
parallel_execution_message_size      integer     4096
parallel_instance_group              string
parallel_max_servers                 integer     40
parallel_min_percent                 integer     0
parallel_min_servers                 integer     0
parallel_server                      boolean     TRUE
parallel_server_instances            integer     2
parallel_threads_per_cpu             integer     2
xplain plan of SELECT  /*+ PARALLEL(a, 2) */  *  FROM  prt_sales_disc_matrix  where sdm_crt_user='sys'
Plan
SELECT STATEMENT ALL_ROWS Cost: 89,113 Bytes: 144 Cardinality: 1
1 TABLE ACCESS FULL TABLE PRISM.PRT_SALES_DISC_MATRIX Cost: 89,113 Bytes: 144 Cardinality: 1

Answer 1

Apart from the important syntactical error which sb has highlighted, the parallel hint does not mandate that the statement is run in parallel.
http://jonathanlewis.wordpress.com/2007/06/17/hints-again/