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bulk collectÊÇ¿ÉÒÔ¿´×öÊÇÒ»ÖÖÅú»ñÈ¡µÄ·½Ê½£¬ÔÚÎÒÃǵÄplsqlµÄ´úÂë¶ÎÀï¾³£×÷ΪintoµÄÀ©Õ¹À´Ê¹Ó᣶ÔÓÚselect id into v from .... ÊÇÒ»¸ö³£ÓõÄÓ÷¨¡£²»¹ýÕâÀïÖ»ÄÜÊÇ·µ»Øµ¥Ìõ¼Ç¼µÄʱºò£¬²ÅÄÜʹÓã¬Èç¹ûÊÇÓжàÌõ¼Ç¼ÎÒÃǾͲ»ÄÜÓÃÕâÑùµÄ·½Ê½£¬¶øÊÇʹÓÃfetchºÍÑ»·µÄ·½Ê½£¬²»½öʹÓÃÂé·³£¬¶øÇÒÐÔÄÜÒ²µ×Ï£¬ÕâʱÎÒÃǵÄbulk collectÂ¡ÖØµÇ³¡ÁË£¬½â¾öÎÒÃǵÄÎÊÌâ¡£
ͨ¹ýbulk collect¿ÉÒÔ°ÑÎÒÃǵIJéѯ½á¹ûÒ»´ÎÐԵؼÓÔØµ½ÎÒÃǵÄǶÈë±íÖС£ÕâÑùÎÒÃDz»ÐèÒªºÜÂé·³µÄÓÃÓαêµÄÑ»·Ò»ÌõÒ»ÌõµÄÈ¥fetchß·£¬¿ÉÏë¶øÖª£¬ÕâÑù²»½ö²Ù×÷·½±ã£¬Ò²¿ÉÒÔ»ñµÃÏ൱²»´íµÄ³ÌÐòÐÔÄÜ¡£ ÎÒÃÇ¿ÉÒÔÔÚselect into, fetch into, returning intoµÄ¾ä×ÓÖÐʹÓá£ÏÂÃæÎÒÃÇͨ¹ý¶ÔÒÔÉϸ÷¸öÀý×ÓÀ´½øÐÐÑÝʾÀ´¿´¿´ËûÃǵÄÓ÷¨
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SQL> desc test;
Name Null? Type
----------------------------------------- -------- ----------------------------
ZC_CODE VARCHAR2(20)
MONEY NUMBER(35)
MONEY_2 NUMBER(35)
SQL> col zc_code format a20;
SQL> col money format 999999.99;
SQL> col money_2 format 9999.99;
SQL>select * from test;
ZC_CODE MONEY MONEY_2
-------------------- ---------- --------
201 18600.00
20101 9600.00
2010101 3300.00
2010102 3200.00
2010103 3100.00
20102 9000.00
2010201 2000.00
2010202 7000.00
8 rows selected.
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SQL> create or replace package ALL_DATA_TYPE is
2 type T_TESTROW is table of test1.test%rowtype index by binary_integer;
3 type T_TESTZCCODE is table of test1.test.zc_code%type index by binary_integer;
4 end;
5 /
ÏÈÀ´¸öselect intoµÄÀý×Ó
SQL> create or replace function test_bulkcollect return ALL_DATA_TYPE.T_TESTROW is
2 v_rtn ALL_DATA_TYPE.T_TESTROW;
3 begin
4 select * bulk collect into v_rtn from test;
5 return v_rtn;
6 end;
7 /
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