clause

NSPredicate

Its query language, which is like a cross between a SQL WHERE clause and a regular expression, provides
慭慭流觞·2013-11-21 10:00

expdp ORA-14460: only one COMPRESS or NOCOMPRESS clause may be specified

问题：使用impdp导入数据是，出现ORA-14460错误，无法正确导入数据。ProcessingobjecttypeTABLE_EXPORT/TABLE/TABLEORA-39083:ObjecttypeTABLE:"SCOTT"."EMP"failedtocreatewitherror:ORA-14460:onlyoneCOMPRESSorNOCOMPRESSclausemaybespecif
zui019·2013-11-07 16:38

expdp ORA-14460: only one COMPRESS or NOCOMPRESS clause may be specified

问题：使用impdp导入数据是，出现ORA-14460错误，无法正确导入数据。ProcessingobjecttypeTABLE_EXPORT/TABLE/TABLEORA-39083:ObjecttypeTABLE:"SCOTT"."EMP"failedtocreatewitherror:ORA-14460:onlyoneCOMPRESSorNOCOMPRESSclausemaybespecif
zui019·2013-11-07 16:38

in 'where clause'

一、场景今天在进行项目编辑时，在对数据库的查询方法进行测试时，出现如下错误：java.sql.SQLException:Unknowncolumn'Java?…?é—¨??°???é??'in'whereclause'我当时就纳闷了，我明明上一个查询方法测试成功了，这个方法只是通过书名来获取信息的，怎么就出错了呢？我当时的SQL语句是这样的：Stringsql="SELECT*fromtb_boo
GuLu_GuLu_jp·2013-11-02 17:00

sql语句错误 You can't specify target table 'test' for update in FROM clause

我要删除表中重复的最小id记录，发现这样删除DELETEFROMtestWHEREid=((SELECTMIN(id)MIDFROMtestGROUPBYNAMEHAVINGNAME='小明'))会报Youcan'tspecifytargettable'test'forupdateinFROMclause错误。翻译：对于更新中的from语句，你指定不了一个目标表'test'，所以只能先把查询出来的
qq664219802·2013-10-31 07:28

oracle分析函数之windowing_clause--rows

    Someanalyticfunctionsallowthe windowing_clause.Inthelistingofanalyticfunctionsattheendofthissection
guogang83·2013-10-30 09:00

Oracle开窗函数

ORACLE开窗函数 基本介绍: Analytic_clause的语法如下： [ query_partition_clause ] [ order_by_clause [ windowing_clause
anguse·2013-09-09 14:00

start with connect by 子句

对于含有层次话查询的语句需要用到startwith connectby子句；语法结构：SELECT [level],column,expression,……FROM table[WHEREwhere_clause
xuelanggongwu·2013-09-06 16:00

MySQL "You can't specify target table 'X' for update in FROM clause" 错误解决方法

"Youcan'tspecifytargettable'X'forupdateinFROMclause"错误的意思，在官方文档有说明就是“你不能修改你从子查询出来的数据”。解决这个方法我们可以用子查询当临时表来解决。DeleteDELETEebayitemASaFROMebayitemASa, ( SELECTitemId,MAX(ebayId)ASebayIdFROMebayitemGROUPB
k10509806·2013-09-02 22:00

ON CONFLICT子句

转至：http://www.sqlite.com.cn/MySqlite/5/72.htmlSQLite的SQL语法ON CONFLICT子句conflict-clause ::=ON CONFLICT
jyxy521·2013-09-02 12:44

python学习整理

像if、while、def、class这样的复合语句，首行以关键字开始，以冒号（：）结束，该行之后的一行或多行代码构成代码组，我们将首行及后面的代码组称为一个子句（clause）。
浅夏·2013-08-15 13:00

Oracle 优化器介绍

例如，如果一个查询的where条件(where clause)包含一个谓词(predicate，其实就是一个
maosheng·2013-08-08 17:00

CREATE TABLESPACE命令

[ {MININUM EXTENT integer [k|m] | BLOCKSIZE integer [k] |logging clause|FORCE LOGGING |DEFAULT {data_se
willone001·2013-08-08 09:00

[每日一题] OCP1z0-047 :2013-07-26 alter table set unused之后各种情况处理

thread-1804872-1-1.html   对于altertablesetunused的用法，查官方文档： alter_table::= column_clauses::= drop_column_clause
·2013-07-26 18:00

[每日一题] OCP1z0-047 :2013-07-26 alter table set unused之后各种情况处理..................15

thread-1804872-1-1.html  对于altertablesetunused的用法，查官方文档： alter_table::=column_clauses::=drop_column_clause
guoyJoe·2013-07-25 16:00

[每日一题] OCP1z0-047 :2013-07-26 alter table set unused之后各种情况处理..................15

thread-1804872-1-1.html  对于altertablesetunused的用法，查官方文档： alter_table::=column_clauses::=drop_column_clause
guoyJoe·2013-07-25 16:00

ORACLE FORALL介绍

-------------------------------------------------------------------一介绍：1、语法forallstatement::=bounds_clause
IndexMan·2013-07-07 15:00

[置顶] OGG 01008 Extract displays Discarding bad record (discard recs=1) when using filter or where clause

Appliesto:OracleGoldenGate-Version10.0.0.1andlaterInformationinthisdocumentappliestoanyplatform.Symptoms 1.Iamusingfilterorwhereclauseinextractparameterfileandthecolumnisnotapartofprimaryoruniquekey2.
xiangsir·2013-07-05 09:00

mysql 不支持嵌套更新的问题

  执行嵌套更新，遇到错误You can't specify target table 'scar' for update in FROM clause update scar set
psfu·2013-07-02 20:00

ORA-01007: variable not in select list（选择列表中没有变量）

以及相关动态指针写法    网上的解决方法： Cause: A reference was made to a variable not listed in the SELECT clause
slnddd·2013-06-27 09:00

MYSQL 临时表 #1093 - You can't specify target table 'dealer_admin' for update in FROM clause

 目前在写程序时，在处理MYSQL时遇到一个问题，问题如下 update dealer_admin set is_super_admin = 1 where id in ( select id from dealer_admin group by dealer_id); 此时会报：#1093-Youcan't
macwhirr123·2013-06-21 15:00

收集直方图AUTO和SKEWONLY的区别

Oracle®DatabasePL/SQLPackagesandTypesReferencemethod_optAccepts:·   FORALL[INDEXED|HIDDEN]COLUMNS[size_clause
guogang83·2013-06-17 19:00

MySQL 1054错误 Unknown column .... in 'on clause'

提示： ERROR 1054 (42S22): Unknown column ... in 'on clause' 原因： MySQL5.0 Bug, 要把联合的表用括号包含起来才行:
flex_莫冲·2013-06-17 14:00

关于创建oracle 连接时报以下错误，ORA-01017 ORA-02063

, drop and recreate the public database link using double quotes around the password (IDENTIFIED BY clause
rongren·2013-06-13 10:00

iBATIS如何复用SQL片段

SQL-fragments When writing SqlMaps, you often encounter duplicate fragments of SQL, for example a FROM-clause
jackyrong·2013-06-12 16:00

iBATIS如何复用SQL片段

SQL-fragments When writing SqlMaps, you often encounter duplicate fragments of SQL, for example a FROM-clause
jackyrong·2013-06-12 16:00

iBATIS如何复用SQL片段

SQL-fragments When writing SqlMaps, you often encounter duplicate fragments of SQL, for example a FROM-clause
jackyrong·2013-06-12 16:00

iBATIS如何复用SQL片段

SQL-fragments When writing SqlMaps, you often encounter duplicate fragments of SQL, for example a FROM-clause
jackyrong·2013-06-12 16:00

iBATIS如何复用SQL片段

SQL-fragments When writing SqlMaps, you often encounter duplicate fragments of SQL, for example a FROM-clause
jackyrong·2013-06-12 16:00

HIERARCHICAL QUERIES AND SYS_CONNECT_BY_PATH

HierarchicalQueriesIfatablecontainshierarchicaldata,thenyoucanselectrowsinahierarchicalorderusingthehierarchicalqueryclause:hierarchical_query_clause
xuelanggongwu·2013-06-09 14:00

sql实现多行数据比对更新或插入操作

USING [schema ]{ table | view | subquery } [t_alias] ON ( condition ) WHEN MATCHED THEN merge_update_clause
zld406504302·2013-05-29 14:00

oracle 11g―查询表

              /*去重复值*/   select_list                   /*查询的字段列表*/from table_list               /*数据源*/[where_clause
he2375813·2013-05-29 10:46

多表插入

语法如下：         INSERTALLinsert_into_clause[value_clause]subquery;        INSERTconditional_insert_clausesubquery
YABIGNSHI·2013-05-27 22:00

You can't specify target table for update in FROM clause 处理

You can't specify target table 't_coupon_new ' for update in FROM clause 在给mysql做数据处理时，一开始写了如下sql来删除重复导入的数据
fsh430623·2013-05-27 21:00

lucene2.4源码学习6 搜索 TooManyClauses

BooleanClauseclause){ if(clauses.size()>=maxClauseCount) thrownewTooManyClauses(); clauses.add(clause
huangyunbin·2013-05-12 10:00

haskell - syntax in functions - where clause

This is an advanced topic to the post haskell - syntax in functions , where we wil dicuss the let in construct.    Some general guideline about the 'let in' binding. Where b
joe.bq.wang·2013-04-18 11:00

haskell- syntax in functions

involves hte discussion of pattern matching, we will then discuss some advanced topic such as guard, where clause
joe.bq.wang·2013-04-18 10:00

android在特定情况下显示按钮

原问题来自于CSDN问答频道，更多解决方案见：http://ask.csdn.net/questions/918问题描述：在程序中创建了一个按钮，如下:我想让这个按钮只在某些情况下显示：if(clause
csdn问答·2013-04-16 11:59

android在特定情况下显示按钮

原问题来自于CSDN问答频道，更多解决方案见：http://ask.csdn.net/questions/918问题描述：在程序中创建了一个按钮，如下:我想让这个按钮只在某些情况下显示：if(clause
CSDN_Ask·2013-04-16 11:00

OpenMP: OpenMP多线程编程技术

在C/C++语言中，循环并行化语句的编译指导语句格式如下：#pragmaompparallelfor[clause[clause…]]for（index=first;test_expression;increment_expr
Augusdi·2013-04-16 10:00

Oracle over函数

sqlover的作用及用法：rank()over([query_partition_clause]order_by_clause)dense_rank()over([query_partition_clause
yqling2008·2013-04-11 09:00

MySQL: Basic Order by & Limit sub-clause

1. Using basic 'order by' # Order stu by stu_score as the order of descendant select * from stu order by stu_score desc;   2. Using 'order by' to order multiple columns # Order table 'stu' b
DavyJones2010·2013-04-10 23:00

MySQL: Basic Order by & Limit sub-clause

阅读更多1.Usingbasic'orderby'#Orderstubystu_scoreastheorderofdescendantselect*fromstuorderbystu_scoredesc;2.Using'orderby'toordermultiplecolumns#Ordertable'stu'bystu_score#Iftworow'sstu_scorearethesame,th
DavyJones2010·2013-04-10 23:00

MySQL: Basic Order by & Limit sub-clause

阅读更多1.Usingbasic'orderby'#Orderstubystu_scoreastheorderofdescendantselect*fromstuorderbystu_scoredesc;2.Using'orderby'toordermultiplecolumns#Ordertable'stu'bystu_score#Iftworow'sstu_scorearethesame,th
DavyJones2010·2013-04-10 23:00

MySQL: A small practice for where/group by/having/order by clause

# Here is an example for five sql caluse # Pay attention to the sequence of the four clause # select
DavyJones2010·2013-04-09 23:00

oracle 分析函数

先通过连接，过滤，分组等操作之后再进行的操作analytic_function::=Descriptionoftheillustrationanalytic_function.gifanalytic_clause
daizj·2013-04-09 23:00

安装nginx

nginx是俄罗斯程序员IgorSysoev编写的，并在BSD2-clause协议下开放源代码。现在很多网站都采用了nginx作为服务器，大名鼎鼎的Wordpress.com就是典型的例子。
·2013-03-29 23:00

SQL层次化查询START BY ... CONNECT BY PRIOR(原创)

中经常用到的功能之一,通常由根节点,父节点,子节点,叶节点组成,其语法如下:SELECT [LEVEL] ,column,expression,...FROM table_name[WHERE where_clause
czmmiao·2013-03-06 15:00

Mysql update语句赋值嵌套select

>5 and id<10; 报错了 ERROR 1093 (HY000): You can't specify target table 'a' for update in FROM clause
dchengquan53390·2013-03-06 11:00

【sas proc sql】汇总数据

In the following conditions: the select clause references a column that contains an aggregate function
·2013-02-27 16:00
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