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clause
RANK函数
语法RANK()OVER([])参数partition_by_
clause
将from子句生成的结果集划分为应用到RANK函数的分区。
hanghwp
·
2012-07-05 18:00
sql
table
Class
Oracle over函数
SQL code: sql over的作用及用法 RANK ( ) OVER ( [query_partition_
clause
] order_by_
clause
) DENSE_RANK ( )
simonhoo
·
2012-06-28 22:00
oracle
oracle merge
view|subquery}[t_alias]on(condition)whenmatchedthenmerge_update_clausewhennotmatchedthenmerge_insert_
clause
ocean1010
·
2012-06-27 16:00
oracle
schema
table
insert
merge
subquery
Difference between TRUNCATE, DELETE and DROP commands
A WHERE
clause
can be used to only remove some rows.
chenlin10058
·
2012-06-11 14:00
有oracle特色的sql语句整理【第一季】
OVER (<Partition-
Clause
><Order-by-
Clause
><Wi
wsql
·
2012-06-11 00:00
oracle
update时使用子查询出错
FROM test_table WHERE de='de') error: You can't specify target table 'test_table' for update in FROM
clause
飘北丶D
·
2012-06-08 10:00
update
How to code a subquery factoring
clause
SubqueryfactoringallowsyoutonameablockofcodethatcontainsaSELECTstatement. Asubqueryfactoringclausecanbethoughtofasanamedsubqueryblock.Thisnamecanthenbeusedmultipletimesinthequery.Todefineasubqueryfact
fairy_xzc
·
2012-06-05 22:00
How to code a subquery factoring
clause
SubqueryfactoringallowsyoutonameablockofcodethatcontainsaSELECTstatement. Asubqueryfactoringclausecanbethoughtofasanamedsubqueryblock.Thisnamecanthenbeusedmultipletimesinthequery.Todefineasubqueryfact
fairy_xzc
·
2012-06-05 22:00
query
Oracle 分组统计
在9i版本之前,只有分析功能(analytic ),即从一个查询结果中计算每一行的排序值,是基于order_by_
clause
子句中的value_exprs指定字段的。
yanguz123
·
2012-06-01 16:00
oracle
利用Antlr开发状态机
{ output=AST; ASTLabelType=CommonTree; } tokens { RULE_ROOT; STATE_DECLARATION; CASE_
CLAUSE
sortaxie
·
2012-05-31 14:00
java
antlr
StateMachine
利用Antlr开发状态机
grammarStateMachine;options{output=AST;ASTLabelType=CommonTree;}tokens{RULE_ROOT;STATE_DECLARATION;CASE_
CLAUSE
sortaxie
·
2012-05-31 14:00
java
Antlr
StateMachine
利用Antlr开发状态机
grammarStateMachine;options{output=AST;ASTLabelType=CommonTree;}tokens{RULE_ROOT;STATE_DECLARATION;CASE_
CLAUSE
sortaxie
·
2012-05-31 14:00
java
Antlr
StateMachine
具有oracle特色的sql整理【第一季】
nbsp; 语法: FUNCTION_NAME(<argument>,<argument>...)OVER(<Partition-
Clause
幕南风
·
2012-05-27 00:00
sql
利用Antlr开发状态机
{ output=AST; ASTLabelType=CommonTree; } tokens { RULE_ROOT; STATE_DECLARATION; CASE_
CLAUSE
sortaxie
·
2012-05-21 14:00
java
antlr
StateMachine
利用Antlr开发状态机
grammarStateMachine;options{output=AST;ASTLabelType=CommonTree;}tokens{RULE_ROOT;STATE_DECLARATION;CASE_
CLAUSE
sortaxie
·
2012-05-21 14:00
java
statemachine
antlr
利用Antlr开发状态机
grammarStateMachine;options{output=AST;ASTLabelType=CommonTree;}tokens{RULE_ROOT;STATE_DECLARATION;CASE_
CLAUSE
sortaxie
·
2012-05-21 14:00
java
statemachine
antlr
The WITH
Clause
WITHgAS(selectx.deptno,avg(x.msal)avg_salfromemployeesxgroupbyx.deptno)selecte.ename,e.init,e.msalfromemployeesejoingusing(deptno)wheree.msal>g.avg_sal;ENAMEINITMSAL---------------------ALLENJAM1600JO
launch_225
·
2012-05-20 10:00
HAVING
Clause
Without a Group Function
selectdeptno,count(*)fromemployeesgroupbydeptnohavingdeptno<=20;DEPTNOCOUNT(*)----------------103205selectdeptno,count(*)fromemployeeswheredeptno<=20groupbydeptno;DEPTNOCOUNT(*)----------------103205
launch_225
·
2012-05-20 08:00
关于 hibernate 逻辑删除 默认查询过滤条件问题(java set 条件)
因为我之前用的是 annotation,所以可以在一的那一段的Set上加上@Where(
clause
="status=1")就可以了。如果是xml同样在XML的配置文件里加上相应的标签就可以了
luckarecs
·
2012-05-18 12:00
java
数据库
xml
Hibernate
PL/SQL 第4章 使用SQL
语法如下:insertallinsert_into_
clause
[value_
clause
]subquery;insertconditional_insert_clausesubquery;insert_into_
clause
myflysun
·
2012-05-16 16:00
oracle
sql
insert
subquery
DML RETURNING INTO
Clause
The RETURNINGINTO clauseallowsustoreturncolumnvaluesforrowsaffectedbyDMLstatements.Thefollowingtesttableisusedtodemonstratethisclause.DROPTABLEt1; DROPSEQUENCEt1_seq; CREATETABLEt1( idNUMBER(10), des
launch_225
·
2012-05-12 23:00
Erlang程序运行时 出现错误原因
1、function_
clause
当已存在的函数模式无一匹配该函数时,就是出现该错误。
acme_ltt
·
2012-05-07 03:00
erlang
出错
原因
ORACLE OLAP函数语法的总结
OVER () OLAP函数语法四个部分: 1、function本身 用于对窗口中的数据进行操作; 2、partitioning
clause
用于将结果集分区; 3、order by
clause
fireq3
·
2012-05-06 22:00
oracle
《Pro Oracle SQL》CHAPTER 9 -- 9.10Performance Tuning with the Model
Clause
Performance Tuning with the Model
Clause
Model子句的性能调优 (page 293)  
caohong286
·
2012-04-29 16:00
oracle
sql
dba
Pro Oracle SQL
Apress
SICP学习笔记 1.1.7 实例:使用牛顿法求平方根
(sqrt-iterguessx) (new-if(good-enoughguessx) guess (sqrt-iter(improveguessx)x))) 的new-if中的else-
clause
SavageGarden
·
2012-04-25 18:00
学习笔记
《Pro Oracle SQL》CHAPTER 9 The Model
Clause
-- 9.9 NULLs
NULLs (page 291) In SQL statements using Model SQL, values can be null for two reasons: null values in the existing cells and references to non-existent cells. I will
caohong286
·
2012-04-22 19:00
oracle
sql
dba
Apress
Pro Oracle SQL
《Pro Oracle SQL》CHAPTER 9 The Model
Clause
-- 9.8 Lookup Tables
Lookup Tables 查找表 (page 290) You can define a lookup table and refer to that lookup table in the rules section. Such a lookup table is sometimes termed a&n
caohong286
·
2012-04-21 14:00
oracle
sql
dba
Pro Oracle SQL
Apress
《Pro Oracle SQL》CHAPTER 9 The Model
Clause
-- 9.7 Iteration
Iteration 迭代 (page 287) Iteration provides another facility to implementing complex business requirements using a concise Model SQL statement. A block of r
caohong286
·
2012-04-21 13:00
oracle
sql
dba
Pro Oracle SQL
Apress
《Pro Oracle SQL》CHAPTER 9 The Model
Clause
-- 9.6 Aggregation
The Model
clause
provides the ability to aggregate the da
caohong286
·
2012-04-19 01:00
oracle
sql
dba
Pro Oracle SQL
Apress
《Pro Oracle SQL》CHAPTER 9 The Model
Clause
-- 9.5 Evaluation Order
Evaluation Order 求值顺序 (page 282) Multiple rules can be specified in the rules section, and the rules can be specified with dependencies b
caohong286
·
2012-04-17 00:00
oracle
sql
dba
Pro Oracle SQL
Apress
《Pro Oracle SQL》CHAPTER 9 The Model
Clause
-- 9.4Returning Updated Rows
ReturningUpdatedRows 返回更新的行 (page280) InListing9-7,justfourrowswerereturnedeventhoughtherearerowsforotherweeks.TheclauseRETURNUPDATEDROWS controlsthisbehaviorandprovidestheabilitytolimitthecell
我的家园
·
2012-04-15 16:00
《Pro Oracle SQL》CHAPTER 9 The Model
Clause
-- 9.4Returning Updated Rows
Returning Updated Rows 返回更新的行 (page 280) In Listing 9-7, just four rows were returned even though there are rows for other weeks. The cla
caohong286
·
2012-04-14 22:00
oracle
sql
dba
Pro Oracle SQL
Apress
《Pro Oracle SQL》CHAPTER 9 The Model
Clause
-- 9.3 Positional and Symbolic Refere
Positional and Symbolic References 位置和符号引用 (page 277) As discussed previously, the CV function provides the ability to refer to a single
caohong286
·
2012-04-13 22:00
oracle
sql
dba
Pro Oracle SQL
Apress
《Pro Oracle SQL》CHAPTER 9 -- 9.2 Inter-Row Referencing via the Model
clause
I nter-Row Referencing via the Model
clause
用Model子句行间引用 (page 274) In a conventional
caohong286
·
2012-04-10 22:00
oracle
sql
dba
Apress
Pro Oracle SQL
《Pro Oracle SQL》CHAPTER 9 The Model
Clause
-- 9.1 Spreadsheets
The Model
Clause
Model子句 (page 273) Riyaj Shamsudeen  
caohong286
·
2012-04-08 15:00
oracle
sql
dba
Apress
Pro Oracle SQL
ROW_NUMBER (Transact-SQL)
[n]]order_by_
clause
) 参数PARTITIONBY value_expression将 FROM 子句生成的结果集划入应用了ROW_NUMBER函数的分区。 value_ex
Shelly.Kuang
·
2012-04-08 14:00
row_number
ON CONFLICT子句
ONCONFLICT子句conflict-
clause
::=ONCONFLICT conflict-algorithmconflict-algorithm ::=ROLLBACK | ABORT
qeqeqe236
·
2012-03-26 18:00
Unknown column 'id' in 'on
clause
'
这个问题纠结好久,记录下来 原因: MySQL5.0Bug, 要把联合的表用括号包含起来才行: Sql代码 SELECT (c.id, a.id, b.id) FROM A a, B b LEFT JOIN C c ON c.a_id = a.a_id AND c.b_id = b.b_id 这句话执行应该是没有错误的,但是Mysql5下执行则会出错。 因为mysql下有这样一个BUG,要把
lelglin
·
2012-03-21 15:00
column
Oracle中over函数的使用示例
nbsp; Oracle over函数 SQL code: sql over的作用及用法 RANK ( ) OVER ( [query_partition_
clause
hekui1016
·
2012-03-16 09:00
oracle
使用Insert Select实现同时向多个表插入记录
------------------------------------------------------------------------------INSERT ALLinsert_into_
clause
晨曦之光
·
2012-03-09 16:00
ORACLE over函数用法
Oracle over函数 SQL code: sql over的作用及用法 RANK ( ) OVER ( [query_partition_
clause
] order_by_
clause
hacker507
·
2012-03-08 20:00
sql
partition
query
rank
oracle over
OpenMP多线程应用程序编程技术
在C/C++语言中,循环并行化语句的编译指导语句格式如下:#pragma omp parallel for [
clause
[
clause
…]] for( index = first ; test_expression
zhuxianjianqi
·
2012-03-08 10:00
模板继承问题 {function_
clause
,[{erlydtl_runtime,init_counter_stats,[undefined,undefine
错误: {function_
clause
,[{erlydtl_runtime,init_counter_stats,[undefined,undefined]}, &
langzhe
·
2012-02-22 18:00
undefined
hibernet实体类返回的list,是否需要判空?
DAOProduct商品那边 @OneToMany(mappedBy="product") @OrderBy("createTime") @Where(
clause
="is_deleted=0
budapest
·
2012-02-16 17:00
list
service
null
Unknown column 'rownum' in 'where
clause
'解决方案
Unknowncolumn'rownum'in'whereclause',当在嵌套的查询语句里面用到rownum的时候会遇到这个问题,比如:SELECT*FROM (selectt.id,t.namefromUSER_INFOtwheret.status=0orderbyt.EMP_IDdesc) _queryForTop whererownum<=10;这条sql语句查询的时候就会遇到Unkno
leidengyan
·
2012-02-16 16:00
sql
mysql
user
Lucene查询对象之BooleanQuery(备忘)
它了组合,它应该是搜索多个条目,每个条目应该是它的
Clause
。 &nbs
·
2012-02-15 17:00
boolean
mysqli中的FOUND_ROWS() 和 SQL_CALC_FOUND_ROWS
mysql 4.1中新增了FOUND_ROWS()函数: For a SELECT with a LIMIT
clause
, the number of rows that would
LilyEnjoyingLife
·
2012-02-12 16:00
mysql
expdp impdp中 exclude/include 的使用
一、exclude/include参数用法:EXCLUDE=[object_type]:[name_
clause
],
lovely可爱欧辰
·
2012-02-10 15:02
Oracle
备份恢复
mysql update语句问题:You can't specify target table 'user' for update in FROM
clause
学习MYSQL过程中,拿mysql中的user表来折腾一下,发现mysql中的子查询有些问题,比方说,现在user表的内容如下图: 想把它变成如下图所示:按说应该很简单的嘛,用个子查询就应该OK了啊,结果却报错:Youcan'tspecifytargettable'user'forupdateinFROMclause。 怎么这么简单的东西,还通不过,奇怪,赶紧百度一下,竟然在mysql不能这样用法
sdjjt
·
2012-02-03 17:11
数据库
mysql
update
子查询
休闲
sql更新数据不能有from的错误解决方案
You can't specify target table 'tbl_total_log' for update in FROM
clause
update tbl_total_log
qiaolevip
·
2012-01-31 13:00
sql
数据
更新
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