Alibabacloud.com offers a wide variety of articles about oracle support escalation number, easily find your oracle support escalation number information here online.
down your search. In 11g onwards there is also dbk* modules which is part of the diagnostic dumping code.the same goes for the Botto M modules that is always present because they is used to initiateProcess startup; Everything below (and including) Opiexe () can safely be ignored. When you include three or four relevant modules from the top of the "Call stack" trace (together with some other relevant ke Ywords), this willoften result in the relevant documents popping up to a My
There are a number of bizarre error cases encountered in the use of Oracle data pumps, which summarize some of the problems and solutions that you have encountered while using the data pump. Are the problems encountered in the use of the process, and then encountered the data pump (database Dump) error cases, will be supplemented in this article.
Error Case 1:
An unexpected main process exception error oc
between two items
Character families
Character meaning
[[: Alpha:]]
Any letter.
[[:d Igit:]]
[[:d Igit:]] any number.
[[: Alnum:]]
Any alphanumeric
[[: Space:]]
Any whitespace characters.
[[: Upper:]]
Any uppercase letters.
[[: Lower:]]
Any lowercase letters.
There are four main functions in Oracle that support regular expressions:1,regexp_like: Similar to the function of like2,REGEXP_INSTR: Similar to the function of INSTR3,REGEXP_SUBSTR: Similar to the function of SUBSTR4,regexp_replace: Similar to the function of REPLACEThey are used in the same way as Oracle SQL functions like, INSTR, SUBSTR, and replace usages.Ho
way the Oralce standard gets the year is simple:
Select To_char (to_date (' 1997/01/01 ', ' yyyy/mm/dd '), ' YYYY ') from dual;
Select To_char (to_date (' 1997/12/31 ', ' yyyy/mm/dd '), ' YYYY ') from dual;
Are all back to 1997.
2. ISO standard-IYYY
Select To_char (to_date (' 1997/01/01 ', ' yyyy/mm/dd '), ' iyyy ') from dual;
Select To_char (to_date (' 1997/12/31 ', ' yyyy/mm/dd '), ' iyyy ') from dual;Return: 1997, 1998
Is it strange that the 1997/12/31 year was 1998.
In fact, the reas
SELECT‘-100‘ FROMdualWHEREREGEXP_LIKE(‘-100‘,‘(^[+-]?\d{0,}\.?\d{0,}$)‘);Regexp_like usage:Turn]oracle 10g Regular expression Regexp_like usageJanuary 13, 2010 Wednesday 14:29
The source is at the bottom of the article./*There are four main functions in Oracle that support regular expressions:1,regexp_like: Similar to the function of like2,REGEXP_INS
Tags: query menu error article incorrect sdn ACL number write codeArticle turned from: 68490265Oracle Stitching Strings concat Small things to be aware ofIn the SSM framework when writing code, because the database replaced by Oracle, when the fuzzy query data suddenly found an errorSELECT * from Sys_menu where URL like concat ('% ', #{rolename}, '% ')The number
the least number of employees: grouping function, sorting, subquery, and rownumsql statement: [SQL] select * from (select count (*) coun, d_id deptId from t_emp group by d_id order by coun asc) where rownum = 1 www.2cto.com analysis: Step 1: select count (*) coun, d_id deptId from t_emp group by d_id query t_emp table, query the number of people in each department by the Department d_id group. Step 2: sele
Delete all
If you are deleting all the data for a table and do not need to roll back, use TRUNCATE to OK. About Trancate See here http://blog.csdn.net/gnolhh168/archive/2011/05/24/6442561.aspx
Sql> TRUNCATE TABLE table_name;
Conditional Deletion
If there is a condition for deleting the data, such as delete from tablename where col1 = ' Lucy '; At this time, in addition to Gazzo, you can delete the Add no logging option, do not write log speed up the deletion
Quote SB. "The tens of millions of-
What is the difference between number and BINARY_DOUBLE in oracle?The main advantage is: it is more efficient than number, faster, and takes less space, but the version compatibility is poor.Numeric numeric typeNUMBER: this is a real decimal data type. It is also the only numeric type in PL/SQL that is fully platform-independent.PLSINTEGER and BINARYINTEGER: Thes
The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion;
products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the
content of the page makes you feel confusing, please write us an email, we will handle the problem
within 5 days after receiving your email.
If you find any instances of plagiarism from the community, please send an email to:
info-contact@alibabacloud.com
and provide relevant evidence. A staff member will contact you within 5 working days.