How does MySQL reindex a table?
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I have a table with many rows but they are out of order. Im using the field "id" as the primary key. I also have a "date" field which is a datetime field. How could i reindex the table so that the entries are id'd in chronological order according to the date field
Answer:
the way i would do it is to create a new table with auto increment index and just select all your old...
GrapeCamel at Stack Overflow Mark as irrelevant Undo
Other solutions
i am using country table in mysql using php? which is the best method ? xml or JSON or mysql table JSON: eg json.php $country = array('1'=>'india','2'=>'us'); xml: <xml> <countries> <country id...
Answer:
I would use a cached xml file, but that is strictly a matter of my own personal preference. All are...
Jim Barrett at Quora Mark as irrelevant Undo
MySQL: How Do I Selectively Update a Table from a CSV List? Here's an elementary problem I can't figure out. Let's say I have Table, which has 10K rows and 30 columns. I also have List, which is a .csv list with 1K rows and 2 columns. With List, one...
Answer:
Turn the list into a table. update table set column = 1 where email in ( select email from list_table...
darth_tedious at Ask.Metafilter.Com Mark as irrelevant Undo
We have a very huge Mysql table which is MyISAM. Whenever we run optimize table command, the table is locked and performance is getting impacted. The table is not read only and hence creating temporary tables and swapping them may not work out. We are...
Answer:
There's a free tool to execute many types of table changes while allowing you to have concurrent read...
Bill Karwin at Quora Mark as irrelevant Undo
I have two tables belowmwhich explains what im trying to do. I want the second table to automatically pull info from the first table. I want to avoid the method of sending queries to both tables via php etc. Comment userid name comment 1111 chris I like...
Ed at Yahoo! Answers Mark as irrelevant Undo
Context: I am working with MySQL and i know when you run an alter command on MySQL. It internally delete the table and creates a new table by locking the table. 13.1.4 ALTER TABLE Syntax Now: At work we have started using PostgreSQL and Oracle. We are...
Answer:
Alter table to create column in PostgreSQL will not lock a big table. It will take some milliseconds...
VinÃcius Corrêa at Quora Mark as irrelevant Undo
I am working on a mysql database. I have two tables, one is the Booking table and the other is user table. Users fill in a form under a session and their username(uname) is saved onto the Booking table in the database. This table has another column by...
Answer:
Hmm, it should be something like that, TBH I think it's not what you wanted, but the way you explained...
nada at Yahoo! Answers Mark as irrelevant Undo
code i have for doing this so far is //are we adding a new track to the 'selected tracks' list if (isset($_GET["action"]) && $_GET["action"]=="addTrack") { $trackID=$_GET["trackID"]; // Part (2c) // before...
Answer:
does anyone know how i print the table out in an unordered list? select (get) all of the records in...
Laura at Yahoo! Answers Mark as irrelevant Undo
-- Table structure for table accessaccess -- CREATE TABLE IF NOT EXISTS accessaccess ( aidaidINT( 11 ) NOT NULL AUTO_INCREMENT , maskmaskVARCHAR( 255 ) NOT NULL DEFAULT '', typetypeVARCHAR( 255 ) NOT NULL DEFAULT '', statusstatusTINYINT( 4 ) NOT NULL...
Answer:
this isn't an error message, it is the mysqldump output for the CREATE TABLE statement.
Stewart Smith at Quora Mark as irrelevant Undo
Hi, Im trying to create a table in mysql using variable $signupemail as table name. Here is my code mysql_select_db("profiles",$connect); mysql_query("CREATE TABLE ".$signupemail." (FirstName VARCHAR(30), LastName VARCHAR(30...
Answer:
its been a while since i worked with php, but it looks good to me. try setting the query as a variable...
Yang at Yahoo! Answers Mark as irrelevant Undo
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