What recommendations does the SQL Access Advisor provide for optimizing SQL queries?() A. selection of SQL plan baselinesB. partitioning of tables and indexesC. creation of index-organized tablesD. creation of bitmap, function-based, and B-tree indexesE. optimization of materialized views for maximum query usage and fast refresh
What recommendations does the SQL Access Advisor provide for optimizing SQL queries?()
A. selection of SQL plan baselines
B. partitioning of tables and indexes
C. creation of index-organized tables
D. creation of bitmap, function-based, and B-tree indexes
E. optimization of materialized views for maximum query usage and fast refresh
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Evaluatethefollowingcode:SQLVARIABLEtask_nameVARCHAR2(255);SQLVARIABLEsql_stmtVARCHAR2(4000);SQLBEGIN:sql_stmt:=’SELECTCOUNT(*)FROMcustomersWHEREcust_state_province=’’CA’’’;:task_name:=’MY_QUICKTUNE_TASK’;DBMS_ADVISOR.QUICK_TUNE(DBMS_ADVISOR.SQLACCESS_ADVISOR,:task_name,:sql_stmt);END;Whatistheoutcomeofthisblockofcode?()A.Itcreatesataskandworkload,andexecutesthetask.B.Itcreatesataskandworkloadbutdoesnotexecutethetask.C.Itproducesanerrorbecauseatemplatehasnotbeencreated.D.ItproducesanerrorbecausetheSQLTuningSethasnotbeencreated.
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