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More mysql random row related news:

Selecting Random Rows from a Table in SQL Server blog.logiclabz.com 30 Nov -0001 | 12:00 am

Selecting random row in a small table in sql server can be achived by NEWID() function with much affect in performance. NEWID() generates a globally unique identifier (GUID) in memory for each row. s...

how Delete mysql table row dengan php cp27.web.id 6 May 2013 | 02:08 pm

Assalamualaikum bang!! Beribu kali maaf bang jika saya selalu ngetreahd dan mgkn sdkit menyusahkan abang, gini bang mau nanya lagi bang hehehe gini bang saya mencoba mendelet isi field'a yang terda...

利用 python update 資料庫欄位,跳脫字元的方式 (escape string) kevingo75.blogspot.com 2 Jan 2013 | 08:40 pm

在 python 中,用 Mysqldb module 結果在 stackoverflow 一個討論串中有個很讚的做法: What is the best escape character strategy for Python/MySQL combo? row[1] 指的是 column name row[3] 指的是要 insert 的 data row[0] 指的是 where 條...

MySQL Explain rows column really IS an estimate aaronsaray.com 23 Jul 2013 | 07:53 pm

Here is an interesting proof of concept that the ‘rows’ column of the explain output is actually an estimate, and not the real amount. I KNEW it to be true, but somehow I didn’t feel like it was right...

[MySQL] How to remove duplicate rows- the fast way de77.com 7 May 2012 | 06:12 am

Below you can two simple and fast method do remove duplicate rows from a MySQL table. Method 1 Let’s create a new unique index, like this: Method 2 Create a new table and copy content from old tab...

MySql Indexing biswajitroutray.wordpress.com 2 Oct 2011 | 10:40 pm

The main purpose of the index is to find rows quickly – without scanning whole data set. This is most typical reason index gets added on the first place. Types of Indexes Primary Key Indexes Unique...

Three Steps to Winning Roulette casinoonline-roulette.com 14 Dec 2011 | 10:55 am

A roulette wheel spin is completely random, right? If the ball lands on black three times in a row the odds are still going to be the same with the next roll, the fifth roll or even the hundredth roll...

Import CVS , Excel or XML file into MySQL with php insafeta.com 28 Feb 2012 | 10:09 am

When we want to insert data into MYSQL which is already present in .CVS (comma separated values) or XML or Excel files. Reading the file row by row (say in PHP) and inserting into MYSQL is very poor s...

Random Timestamps in MySQL blog.fl3x.de 15 Oct 2007 | 04:38 am

Have you ever needed a random timestamp in MySQL? For example to create demo data programmatically? Here’s my solution: Or if you prefer a function:

Update Multiple Mysql Rows in a Single Query redbonzai.com 23 Aug 2010 | 03:17 am

The first query simply updates a single column within a mysql row: The last mysql statement is fantastic for a single query. However, now suppose that we need to update multiple rows, and the field n...

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