pl/sql 练习
--定义变量,循环向test_tab写数据declarev_count number(2) := 0;begin--execute immediate 'create table test_tab (id int)';loopinsert into test_tab values (v_count);v_count := v_count +1;&n...
oralce函数大全
ABS返回指定值的绝对值SQL> select abs(100),abs(-100) from dual; ABS(100) ABS(-100)--------- --------- 100 100ACOS给出反余弦的值SQL> select acos(-1) ...
Oracle常用脚本
Oracle常用脚本1 查看所有数据文件select file_name from dba_data_filesunionselect file_name from dba_temp_filesunionselect name from v$controlfileunionselect value from v$parameter where name='...
CURSOR
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SEQUENCE自增列
SEQUENCE,自增列
isqlplus乱码问题
isqlplus乱码问题