Oracleêy?Y?aSQLPLUS?D????3£ó?setó???(2)
来源:未知 责任编辑:责任编辑 发表时间:2015-09-16 20:05 点击:次
King Executive 1700
Kochhar Executive 1700
De Haan Executive 1700
Hunold IT 1400
Ernst IT 1400?-?-
106 rows selected.
Execution Plan
?a?a?a?a?a?a?a?a?a?a?a?a?a?a?a?a?a?a?a-
0 SELECT STATEMENT Optimizer=CHOOSE (Cost=5 Card=106 Bytes=318
0)
1 0 HASH JOIN (Cost=5 Card=106 Bytes=3180)
2 1 TABLE ACCESS (FULL) OF ??DEPARTMENTS?ˉ (Cost=2 Card=27 Byt
es=513)
3 1 TABLE ACCESS (FULL) OF ??EMPLOYEES?ˉ (Cost=2 Card=107 Byte
s=1177)
Statistics
?a?a?a?a?a?a?a?a?a?a?a?a?a?a?a?a?a?a?a-
7 recursive calls
0 db block gets
23 consistent gets
12 physical reads
0 redo size
2801 bytes sent via SQL*Net to client
580 bytes received via SQL*Net from client
9 SQL*Net roundtrips to/from client
0 sorts (memory)
0 sorts (disk)
106 rows processed
SQL>
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