$sql='select * FROM users WHERE name_2 LIKE "A%" ORDER BY name_2'; And changing "A%" for "B%" etc, will return a list for all the 'B' etc, etc. 2: But I want to automate this so that it goes through the alpha
OUTLOOK_EMAIL, TL, MO, ID1, ID2, ID3 Does that make sense? Dan GSquared SSC Guru Points: 260824 More actions February 23, 2009 at 9:24 am #948695 Like (0) You can't really do that as part of a view. You could do it in a proc with dynamic SQL, but a view doesn't have ...
Here is a quick example of assigning values to variables in a select statement. 1 2 3 4 5 SELECT @DBNAME = '['+[DBName]+']' FROM [#DBRecovery] WHERE [ROWNUM] = @CURRENTRECORD Dynamic SQL I often think of Dynamic SQL as “code that thinks”. Although it’s not quite cognitive,...
Using the SQL Select Statement in GoLive 6Derry Thompson
1. select 查询 in、not in、exists、not exists 的区别 exists 效率远远大于 in CREATESEQUENCE "ioc_dw_second"."test0002_seq" INCREMENT1MINVALUE1MAXVALUE9223372036854775807START1CACHE1CYCLE ;CREATETABLE"ioc_dw_second"."test0002" ( "rid" int4NOTNULLDEFAULTnextval('"ioc_dw_second".test0002_seq'...
Until this point, you can see that both the SET and SELECT statements can perform the variable value assignment task in the same way and differ from the code side only. Multiple SQL Variables Assume that we need to assign values to multiple variables at one shot. The SET statement...
SELECT 可以在×××或者日期类型的字段上做算术运算,日期类型只支持+ - 运算 SQL>selectename,sal,sal+300fromemp; 1. 运算符的优先级 跟数学中的概念一样,乘除优先于加减,可以使用括号改变优先级 示例四、 SQL>selectename,sal,sal*12+300fromemp;ENAME SAL SAL*12+300--- --- ---SMITH8009900ALLEN1600...
For ages we couldn't find a way to do this without building up the SQL in a string using the parameter and then executing it e.g. something horrible like 'SELECT TOP ' + CAST(@MaxRows AS varchar(10)) + '...' Now it turns out you are supposed to put the value used by th...
Using the SELECT option of the SQL statement CREATE TABLE, create a table named ITEMCOPY which is a copy of the table ITEM. ___ 相关知识点: 试题来源: 解析 CREATE TABLE itemcopy AS SELECT * FROM item; 反馈 收藏
If you were working with a long SQL statement and wanted to test just part of it, you could comment out some of the code so that Oracle saw it as comments and ignored it. Oracle supports two forms of comment syntax. We’ll start with inline comments: Input SELECT prod_name -- this ...