OracleÐÂÊÖÎÊÌâ
create procedure proc_temp
as
begin
execute immediate 'DDL';
execute immediate 'DDL';
execute immediate 'DDL';
end;
¶àÌõDDLÓï¾äÀÛ¼Ó¿ÉÒÔ²»£¨ÎÒ»ú×ÓÉÏûOracle)
¿ÉÒÔ°¡
¿ÉÒÔ£¡
up
¿ÉÒÔ£¡
Õâ¸öÍêȫûÓÐÎÊÌâ
SQL> create procedure pro
2 as
3 begin
4 execute immediate 'delete from test';
5 execute immediate 'drop table test';
6 end;
7 /
Procedure created
Ïà¹ØÎÊ´ð£º
±ÈÈçÎÒÓÐtestA¡¢testB¡¢testCÈý¸ö±í
ÎÒÏÖÔÚÐèҪдһ¸öÅú´¦Àí»òÕ߽ű¾¸ø±ðÈË ×÷ÓþÍÊÇÖ´ÐÐÕâ¶ÎÓï¾ä¿ÉÒÔÇå³ýÕâÈý¸ö±íÀïÃæµÄÊý¾Ý ¾ÍÊÇÒ»¸ö³õʼ»¯µÄÒâ˼
ÄÄλ¸ßÈ˰ïÖúϰ¡ Ò»¸öÊý¾Ý¿âС°×ÔÚ´ËÇó¾ÈÀ²
SQL code:
......
1.OracleÖÐÃèÊöµÄ¿Í»§¶ËÓ¦Óõ½µ×Ö¸µÄʲô?
2.OracleתÂëʱ,Èç¹û¿Í»§¶ËΪ×Ó¼¯(UASCII)·þÎñ¶ËΪ³¬¼¯(AL32UTF8).
ÄÇÑϸñµÄ½²ÊÇ×Ó¼¯×ª³¬¼¯, ¿ÉÒÔתµÄͨ.
²éѯµÄʱºò³¬¼¯×ª×Ó¼¯ÄDz»¾Í³öÎÊÌâÁËô?
Äĸö»Ø¸öÌ ......
with adod_dict do
begin
close;
commandtext:='select bgqxcode,count(*) wjsl from wscl_wsda_file where wjnd=:tnd group by bgqxcode'; ......
±íA£ºa1 a2 a3 a4 a5 a6£¬
±íB£ºb1 b2 b3 b4 b5 b6£¬
±íC£ºc1 c2 c3 num
ÔÚa1 a2 a3ÉϽ¨Á˸öË÷Òý£¬Í¬Ñùb1 b2 b3Ò²ÓÐË÷Òý£¬Êý¾ÝÁ¿ÔÚ1000Íò×óÓÒ
1¡¢²éѯʱwhereÌõ¼þµÄÓ¦¸Ã˳ÐòÔõôд£¿ ºÃÏñoracleÖнâ ......