Find a field in the database if there is a new line space tab

2010-08-03  来源:本站原创  分类:Database  人气:208 

Find a field in the database if there is a new line space tab

Obviously with a regular expression,

Database of regular expressions will not, had crammed

http://dev.mysql.com/doc/refman/5.1/zh/regexp.html

Found what I wanted, feeling about, mysql help write good documentation, collection, there are problems go directly to

SELECT  tp.tname FROM tprovider  as tp WHERE  tp.tname REGEXP   '[[:space:]]+'
相关文章
  • Find a field in the database if there is a new line space tab 2010-08-03

    Find a field in the database if there is a new line space tab Obviously with a regular expression, Database of regular expressions will not, had crammed http://dev.mysql.com/doc/refman/5.1/zh/regexp.html Found what I wanted, feeling about, mysql help

  • How to view the database's default tablespace, and temporary table space. (Turn) 2010-07-16

    How to view the database's default tablespace, and temporary table space. How to view the database's default tablespace, and temporary table space. Oracle system tables query Oracle data dictionary dict always belong to the user sys's. 1, the user: s

  • JAVA processing time - java.sql.Date.java.util.Date in the Date field in the database conversion method 2010-03-29

    1, how java.util.Date into a java.sql.Date? Transformation: java.sql.Date sd; java.util.Date ud; / / initialize the ud such as ud = new java.util.Date (); sd = new java.sql.Date (ud.getTime ()); 2, if you want to insert into the database and the corr

  • Oracle Sql modify a field in a database table may be empty 2010-11-20

    Because of the need to modify an existing table column does not allow for the change can be Null Null, the Internet can be found in ALTER TABLE table1 ALTER COLUMN [name] varchar (60) NULL; Does not apply to Oracle, Oracle should use the following fo

  • Android database operations and the sqlite command line operation 2010-09-29

    android additions and deletions to the database search on the example of ow much, not long-winded. Personally put forward a case not impress How about the following on the command line query in the database tables created by the code and the correspo

  • 14 database design skills 2009-05-05

    1. Original documents and the relationship between entities can be one-on-one, one-to-many, many-to-many relationship. Under normal circumstances, they are one-on-one relationship: the one and only original documents corresponding to the correspondin

  • SQL database design experience 2009-06-19

    SQL database design experience 2009-03-21 16:47 SQL database design experience A successful management system is: [50% + 50% of business software] formed, and 50% of the successful software and [25% database + 25% of the procedures] which consists of

  • dbutils mysql database installation notes, and operational problems 2010-04-02

    dbutils installation notes; tar-zxvf DBUtils-1.0.tar.gz Then python setup.py install This dbutils under the installation to the python site-package under libs under Query time, data types must correspond to the right For example: sql = 'select * from

  • Database issues to consider when 2010-03-04

    Successful management system = 50% of the business + (25% +25% of the database program) 1, inspected the existing system environment <br /> most of the database project is not built from scratch, usually there will always be institutions to meet the

  • Several methods of DB2 database backup 2010-03-10

    1, db2 backup data backup and restore normal use Quote 1, backup db databasename to [driver] restore db databasename from [driver] 2, restore db databasename from [driver] into dbrename Second, db2move export / import Quote 1, db2move databasename ex

  • Experience of database design: Part 4 - ensure data integrity 2010-03-19

    1. Use a constraint rather than business rule enforcement data integrity if you are under commercial rules to deal with demand, then you should check the business class / user interface: Ru Guo occurred after business rules change, it can only be upd

  • Large database design principles and development techniques 2010-03-22

    With more and more widely used in computer technology in all fields of national economy, the miniaturization of computer hardware Buduan Tongshi, Ying Yong system towards Fuza of, large scale of the direction. Database is the core of the whole system

  • Database table design details 2010-03-23

    The principle of building a database table Database table and field names, design SQL Optimization - Index Set the table for a field (in oracle example) For any field length should not be too stingy, or unknown cause before and after the change sets

  • Experience of database design (change) 2010-04-03

    A successful management system is: [50% + 50% of business software] is composed, while another 50% of the successful software [25% database + 25% of the programs] are composed of good and bad database design is a key. If you compared the life of the

  • Oralce About Memory Database TimesTen 2010-02-23

    About the re-memory database research projects which have multiple memory database application, but re-applied research more than one version of the memory database, there is no single version of the currently FastDb mainstream though. Prevalence of

  • Oracle database will always be the case very high CPU utilization 2010-03-15

    Oracle database will always be the CPU utilization is high, this time mostly in the database there is a serious poor performance SQL statements SQL statement that consumed much of the CPU resources, resulting in lower overall system performance. Of c

  • Optimal Design of ORACLE database (Reprinted) 2010-04-18

    This article from the large database ORACLE environment to adjust to four different levels of analysis, analyzes the ORACLE system structure and working mechanism, from nine different aspects of a more comprehensive summary of the ORACLE database of

  • Oracle Database Backup and Recovery Summary -exp/imp (Export and Import Bank and unloading equipment library) 2010-04-20

    sqlldr userid = B / A @ D control = result.ctl log = resulthis.out rows = 10000 bindsize = 8192000 1.1 Basic commands 1. Get Help $ Exp help = y $ Imp help = y 2. 3 kinds of work (1) Interactive $ Exp / / and then press the prompt for the required pa

  • SQL SERVER update a field for the random number 2010-04-24

    Will update a field in the database into a random number: UPDATE UsrA01 SET userpassword = cast (ceiling (rand () * 10000) AS int) WHERE ... ...

  • Delphi BDE ('Type mismatch for field "xxxx", expecting: Integer actual: Float') 2010-05-21

    Encountered this problem, the database of a field, such as l_id type is number (10) IDE: delphi5; Database connection: BDE Database: oracle 10.2.0 Problem when adding fields, l_id is number (10) fair to say add fields should correspond to the TIntege