oracle 对应的MySQL的语句
orcle 语句 create table book1(name, price) as select book_name, price form book;
对应的MySQL的语句是什么
create table book1 as select book_name, price form book; 这样在MySQL里可以，但是却不能改属性的名字。
SQL code:
create table book1 select book_name,price form book;
SQL code:
mysql> select * from t1;
+---+------+---------+
| a | f | message |
+---+------+---------+
| 1 | 1 | Testing |
| 2 | 2 | table |
| 3 | 3 | t1 |
+---+------+---------+
3 rows in set (0.11 sec)
mysql>
mysql> create table t4 as select a as id,f from t1;
Query OK, 3 rows affected (0.11 sec)
Records: 3 Duplicates: 0 Warnings: 0
mysql> select * from t4;
+----+------+
| id | f |
+----+------+
| 1 | 1 |
| 2 | 2 |
| 3 | 3 |
+----+------+
3 rows in set (0.00 sec)
mysql>
SQL code:
mysql> create table book1 as select name as testname from a;
Query OK, 6 rows affected (0.22 sec)
Records: 6 Duplicates: 0 Warnings: 0
mysql> select * from book1;
+----------+
| testname |
+----------+
| chen |
| chen |
| zhao
相关问答：
环境：1.win2003server+oracle9i
2.oracle9i字符集为AMERICAN_AMERICA.WE8ISO8859P1
3.oracle sql developer版本 1.5.5
现象描述: 1.在sql developer 中查询oracle中的某个表，中文全部显示为乱码。
......
做个站内搜索，现在用like 这样的效率实在太低了，想改成全文搜索方式。
但看了网上说的中文支持不好，想问一下各位兄弟是如何解决这个问题的？
单独建立主题表和内容表 检索主题
然后根据主题检索� ......
<?php
getenv("ORACLE_HOME");
$conn=ocilogon("test","test","test_db");
if($conn)
echo success;
&nb ......
if(mysql_init(&mysql)==NULL)
{
sprintf(ErrMsg,"We are outof Memory");
return(false);
}
if(!mysql_real_connect(&mysql,"localhost","test" ......
关于mysql存储过程变量的问题？变量什么时候前面要加@符号，用declare声明的变量与前者有和区别，我不懂？
@是用来屏蔽错误或警告的，当前面加了@符号后，若此处有错或警告，网页将不显示出来。
前面加@代表会话 ......
