Connected to Oracle Database 10g Enterprise Edition Release 10.2.0.1.0 Connected as scott SQL> set timing on; Executed in 0.468 seconds SQL> create table test(id varchar2(8)); Table created Executed in 0 seconds SQL> SQL> declare 2 s varchar2(300); 3 begin 4 for i in 1..100000 loop 5 s:='insert into test (id) values('||i||')'; 6 execute immediate s; 7 end loop; 8 end; 9 / PL/SQL procedure successfully completed Executed in 84.516 seconds SQL> SQL> declare 2 s varchar2(300); 3 begin 4 for i in 1..100000 loop 5 s:='insert into test (id) values(:1)'; 6 execute immediate s using i; 7 end loop; 8 end; 9 / PL/SQL procedure successfully completed Executed in 3.141 seconds SQL>
oracle中使用绑定变量的好处的例子
oracle中使用绑定变量的好处
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转载自serisboy.iteye.com/blog/1470429
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