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Php Sql Select Error


In fact, MySQL 5.1 with PHP 5.2:

mysql_connect() [function.mysql-connect]: Unknown MySQL server host 'locallllllhost' (11001)

That's a warning, which is not trapped by mysql_error()! up down -1 Anonymous I do -not- recomend using this procedure, however, for queries which execute on your site that are not user-specific as it has the potential to leak sensative data. Nonetheless, following this debugging checklist will help diagnose a majority of your database issues. x x) has a type, then is the type system inconsistent?

In it, you'll get: The week's top questions and answers Important community announcements Questions that need answers see an example newsletter By subscribing, you agree to the privacy policy and terms How much interest did Sauron have in Erebor? Not the answer you're looking for? An introduction and different types of sql command like select, insert, update etc you will get in the sql section of this site.

Php Mysqli Error

However, I would rather recommend something like this: mysql_query($sql); if (mysql_error()) die('Error, insert query failed'); If You are interested in why it died, then: mysql_query($sql); if ($error = mysql_error()) die('Error, insert echo mysql_error(); The above line will print the error returned by mysql database if the query fails to execute. Often times the best approach is to systematically rule out what cannot be the problem. As an aside, please don't use mysql_*, use either PDO or mysqli.

A word to describe meaningless exchanges in conversation Is this alternate history plausible? (Hard Sci-Fi, Realistic History) Story about crystal flowers that stop time? Human vs apes: What advantages do humans have over apes? Im using PDO connection string linked aboe. Mysql_query Error If error_reporting is on then above code should work. –imran Dec 20 '13 at 1:39 1 mysql_* functions do not throw exceptions.

The returned result resource should be passed to mysql_fetch_array(), and other functions for dealing with result tables, to access the returned data. Php Mysql Error Handling You can also check your PHP error logs. Join them; it only takes a minute: Sign up how to display MySql error in php up vote 14 down vote favorite In PHP, I am trying to execute a long http://www.w3schools.com/php/func_mysqli_error.asp Updated my answer to reflect this view. –Stoic Dec 20 '13 at 1:44 There is not error.

more stack exchange communities company blog Stack Exchange Inbox Reputation and Badges sign up log in tour help Tour Start here for a quick overview of the site Help Center Detailed Die(mysql_error()) This help j Next menu item k Previous menu item g p Previous man page g n Next man page G Scroll to bottom g g Scroll to top g h Not the answer you're looking for? An e-mail with the error will be sent to the site operator otherwise.

The script writes a log file in directory ( in this case /log ) as well.

Php Mysql Error Handling

Examples Example #1 mysql_error() example $link=mysql_connect("localhost","mysql_user","mysql_password");

Words that are anagrams of themselves Story about crystal flowers that stop time? Php Mysqli Error For other type of SQL statements, INSERT, UPDATE, DELETE, DROP, etc, mysql_query() returns TRUE on success or FALSE on error. Or Die Mysql Error I do -not- recomend using this procedure, however, for queries which execute on your site that are not user-specific as it has the potential to leak sensative data.

mysql_errno() . ") " . Generating Pythagorean triples below an upper bound Does AAA+BBB+CCC+DDD=ABCD have a solution for distinct digits A,B,C,D? Why would breathing pure oxygen be a bad idea? In any database driven script we have to update, add, modify, data in the tables. Mysqli_query Error

Was the Boeing 747 designed to be supersonic? What's the difference in sound between the letter η and the diphthong ει? I am a software engineer working primary on PHP and iOS applications. Do you need to know and cast the spell Scrying to use a Crystal Ball of True Seeing?

In order to get the right error-message you have to write:

if (!$mysqli->query("SET a=1")) {
printf("Errormessage: %s\n", $mysqli->error);
} up down 2 asmith16 at littlesvr dot ca I Cannot Select Mysql Database if the part BEFORE the "or" is true. Is this alternate history plausible? (Hard Sci-Fi, Realistic History) How to make your worlds revolutions feel realistic?

If no such link is found, it will try to create one as if mysql_connect() had been called with no arguments.

Need more? But that's one of the issues. –Fred -ii- Dec 20 '13 at 1:09 add a comment| 4 Answers 4 active oldest votes up vote 5 down vote Do not put or Select Only Printed Out Cells if (λ x . Mysql Get Last Error Return Values Returns the error text from the last MySQL function, or '' (empty string) if no error occurred.

Check If user already is in MySQL database 0 WAMP not displaying mySQL errors 0 No errors showing on PHP registration script but not updating database -3 Need to allow user like $thread_id=$_GET['thread_id']; Also, if you use, multiple database connections, inside mysql_error('$connection_name')) Like: //Connect to database $main = mysql_connect(DB_HST, DB_USR, DB_PSS); mysql_select_db(DB_DB); $main2 = mysql_connect(DB_HST2, DB_USR2, DB_PSS2); mysql_select_db(DB_DB2); return the error executing In addition to the parameters new_link the mysql_connect() function to be forced. up down 0 miko_il AT yahoo DOT com ¶12 years ago Following are error codes that may first order condtion of Lagrangian Can a nuclear detonation on Moon destroy life on Earth?

How much interest did Sauron have in Erebor? You can reset it by issuing to MySQL:

Set PASSWORD for 'user'@'host' = OLD_PASSWORD('password');

This saved my hide. up down -4 scott at rocketpack dot net ¶13 years ago Recomended use is just for debugging/building a script, and for general user-specific queries which would at the worst, leak the users own information to themself.

Good luck,

-Scott up SQL Structured Query Language or popularly known as SQL is an universal language to handle database.

SQL: $sql - Error: ".mysqli_error(), E_USER_ERROR); This method is better than die because you can use it for development AND production, it's the permanent solution. So also changes the second mysql_select_db the selected DB of $conn to 'db2'.

If you change the connection parameters of the second connection to, a new connection is How can I copy and paste text lines across different files in a bash script? Verify you can connect to your database by logging into MySQL from the command line.

Why isn't tungsten used in supersonic aircraft? asked 4 years ago viewed 5624 times active 2 years ago Related 2787How can I prevent SQL injection in PHP?594How do I quickly rename a MySQL database (change schema name)?11What is comments powered by Disqus I am Jason McCreary. This code is all right for both development and production –Your Common Sense Jun 19 '14 at 14:15 1 Not if you just let the error get printed to the

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