exec dbms_stats.gather_schema_stats(ownname => 'COMMUNITYUSR',estimate_percent => dbms_stats.auto_sample_size, cascade => true);
exec dbms_stats.gather_schema_stats(ownname => 'CUSTOMIZATIONUSR',estimate_percent => dbms_stats.auto_sample_size, cascade => true);
exec dbms_stats.gather_schema_stats(ownname => 'FEEDBACK',estimate_percent => dbms_stats.auto_sample_size, cascade => true);
exec dbms_stats.gather_schema_stats(ownname => 'JCR',estimate_percent => dbms_stats.auto_sample_size, cascade => true);
exec dbms_stats.gather_schema_stats(ownname => 'LMDBUSR',estimate_percent => dbms_stats.auto_sample_size, cascade => true);
exec dbms_stats.gather_schema_stats(ownname => 'RELEASEUSR',estimate_percent => dbms_stats.auto_sample_size, cascade => true);