oracle交集,并集,差集(二)
eration id):
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1 - access("A"."NAME"="B"."NAME" AND "A"."NN"="B"."NN")
Note
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- dynamic sampling used for this statement (level=2)
Statistics
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0 recursive calls
0 db block gets
15 consistent gets
0 physical reads
0 redo size
590 bytes sent via SQL*Net to client
523 bytes received via SQL*Net from client
2 SQL*Net roundtrips to/from client
0 sorts (memory)
0 sorts (disk)
1 rows processed