Commit complete............................................................................................................................184
SQL> ANALYZE TABLE E3 COMPUTE STATISTICS;.............................................................184
Table analyzed.................................................................................................................................184
SQL> select BLOCKS,EMPTY_BLOCKS,AVG_SPACE,NUM_FREELIST_BLOCKS...........184
BLOCKS EMPTY_BLOCKS AVG_SPACE NUM_FREELIST_BLOCKS................................184
SQL> insert into e3 select * from e3;.............................................................................................184
SQL> commit;.................................................................................................................................184
Commit complete............................................................................................................................184
SQL> ANALYZE TABLE E3 COMPUTE STATISTICS;.............................................................184
Table analyzed.................................................................................................................................184
SQL> select BLOCKS,EMPTY_BLOCKS,AVG_SPACE,NUM_FREELIST_BLOCKS...........184
BLOCKS EMPTY_BLOCKS AVG_SPACE NUM_FREELIST_BLOCKS................................184
SQL> insert into e3 select * from e3;.............................................................................................184
SQL> commit;.................................................................................................................................185
Commit complete............................................................................................................................185
SQL> ANALYZE TABLE E3 COMPUTE STATISTICS;.............................................................185
Table analyzed.................................................................................................................................185
SQL> select BLOCKS,EMPTY_BLOCKS,AVG_SPACE,NUM_FREELIST_BLOCKS...........185
BLOCKS EMPTY_BLOCKS AVG_SPACE NUM_FREELIST_BLOCKS................................185
Insert 插入操作的详细步骤...........................................................................................................185
Delete 删除操作的详细步骤.........................................................................................................185
SQL> ANALYZE TABLE E3 COMPUTE STATISTICS;.............................................................185
Table analyzed.................................................................................................................................185
SQL> select BLOCKS,EMPTY_BLOCKS,AVG_SPACE,NUM_FREELIST_BLOCKS...........185
BLOCKS EMPTY_BLOCKS AVG_SPACE NUM_FREELIST_BLOCKS................................186
SQL> delete e3 where mod(empno,10)=1;.....................................................................................186
SQL> ANALYZE TABLE E3 COMPUTE STATISTICS;.............................................................186
Table analyzed.................................................................................................................................186
SQL> select BLOCKS,EMPTY_BLOCKS,AVG_SPACE,NUM_FREELIST_BLOCKS...........186
BLOCKS EMPTY_BLOCKS AVG_SPACE NUM_FREELIST_BLOCKS................................186
Table analyzed.................................................................................................................................186
SQL> select BLOCKS,EMPTY_BLOCKS,AVG_SPACE,NUM_FREELIST_BLOCKS...........186
BLOCKS EMPTY_BLOCKS AVG_SPACE NUM_FREELIST_BLOCKS................................186
SQL> delete e3 where mod(empno,10)=3;.....................................................................................186
SQL> ANALYZE TABLE E3 COMPUTE STATISTICS;.............................................................186
Table analyzed.................................................................................................................................186
SQL> select BLOCKS,EMPTY_BLOCKS,AVG_SPACE,NUM_FREELIST_BLOCKS...........187
BLOCKS EMPTY_BLOCKS AVG_SPACE NUM_FREELIST_BLOCKS................................187
SQL> delete e3 where mod(empno,10)=4;.....................................................................................187
SQL> ANALYZE TABLE E3 COMPUTE STATISTICS;.............................................................187
Table analyzed.................................................................................................................................187
SQL> select BLOCKS,EMPTY_BLOCKS,AVG_SPACE,NUM_FREELIST_BLOCKS...........187
BLOCKS EMPTY_BLOCKS AVG_SPACE NUM_FREELIST_BLOCKS................................187
SQL> delete e3 where mod(empno,10)=5;.....................................................................................187