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Maximum Connections Exceeded


My MySQL server tells me that I have exceeded my maximum connections... How can I close those connections (I use a www.freedb.org-mysql-server) and I'm using Java for the connection and data-transfer




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Maximum Execution Time Of 300 Seconds Exceeded (was "MYSQL Error")
I have a huge database 400mb+ in size which i have exported into a .sql file. I tried to run this export script into a new database and it runs fine until three quarters into the scripts execution and the following error appears:

ERROR 1064 (42000): You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '<br / >
<b>Fatal error</b>: Maximum execution time of 300 seconds exceeded in <b' at li ne 1
I believe this error may relate to "delayed_insert_timeout = 300". How do I increase this limit in mysql - maybe it may solve the problem but then again it may not .

Any advice is most gratefully appreciated - As you can imagine if the script runs fine for 3/4 of it and then an error appears, stating the error is on line 1, it will take me days to go through the whole script (hundreds of thousands of rows) to find the error as I assume the error does not reside on line 1 as this line would have been executed.

I am running the script on mysql 5, and via source /path/****.sql on linux.

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Maximum Concurrent Connections?
I have an application where when a person is using it, he/she is reading/writing to the database ever 2 seconds. None of the queries are time consuming at all, just simple gets and sets. How many people can use this application at once before the database starts to suffer performance issues?

If the queries were spread across many tables, would that help? If the queries were spread across many database under the same server, would that help?

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Maximum Number Of Connections In MYSQL (community Server)
how many maximum connections can reside in connection pool of MySQL server- community? Also what are the major differences between the Enterprise and community server versions?

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Exceeded Run Time Query
I made a application in PHP, I have a table "control1" and this table have 85000 registries and Size is 200 MB, so when I try do a query in PHP, I have a error "exceeded run time", I changed the time but is the same, and after I connected by console, and I could see that the query take 14 minutes.

Here my sql:

$sql_filtro="SELECT COUNT(*) nFilas FROM control1 WHERE MATCH (contenido) AGAINST ('$q')";

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202 File Size Limit Exceeded
I am setting up a huge database in mysql, and I get the above error in
Linux. I believe it is related to the size of one of my tables, which
is 4,294,966,772 bytes in size.

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Lock Wait Timeout Exceeded
I am getting this error when updating a row. I am using mysql 5.0.16nt version.

mysql> update my_sys_seq_no set curr_val=10 where key_col_nm='role_id';
ERROR 1205 (HY000): Lock wait timeout exceeded; try restarting transaction

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User *** Has Exceeded The 'max_questions' Resource(current Value 10)
i am having the following error when i try to connect to my MySQL database

User *** has exceeded the 'max_questions' resource(current value 10)

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Lock Wait Timeout Exceeded; Try Restarting Transaction
I have a simple query fired on click of a button.

i.e., update table_name set column1='20' , column2='15' where id='1';

Even through the query browser it is giving

Lock wait timeout exceeded; try restarting transaction ,this exception.

The same was working a couple of days before.

what might be the reason for this exception.

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Error On Insert: Lock Wait Timeout Exceeded
I've got 6 Java client applications (running on 6 different PC's, including one of them on the database server) reading data from a flat file and inserting data into a table on my database:

[root@appserver2 mysql]# mysqld -V
mysqld Ver 5.1.12-beta-log for unknown-linux-gnu on x86_64 (MySQL Community Server (GPL))

There are total about 12 million lines of data to read from these flat files and INSERT into a Innodb table on the database. Each client application has 20 threads running which run some validation code on the record and then perform the insert. I have not exceeded my max_connections.

Around insert number 450,000 all of the clients started getting the following error:

Exception in Processor.DataArchiveInsert, trying to insert into data_archve, e:
java.sql.SQLException: Lock wait timeout exceeded; try restarting transaction

and also:

Processor.ProcessData(), error inserting claim : java.sql.SQLException: Lock wai
t timeout exceeded; try restarting transaction

The java code for Processor.DataARchiveInsert is: Code:

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Lock Wait Timeout Exceeded How To Find The Source ?
I am running an application using Innodb. My application is based on transaction concepts. So sometimes I do get this error of "lock wait timeout exceeded" ? I know this is due to some deadlock. But how and where can I analyse to see what is the cause to my this locking problem and how can I overcome this ? Thanks.

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Error : Lock Wait Timeout Exceeded; Try Restarting Transaction
i am trying to create a java application using mysql but if i try to create multiple connections, i keep on getting this exception given below. I have read about the TransactionDeadLockDetectionTimeOut option but i am neither able to find config.ini nor i am running the cluster for which this option applies. Code:

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Lock Wait Timeout Exceeded; Try Restarting Transaction Even In Single Db Single User
I am updating few databases all which I keep as one transaction using .net connector. The best part is that I can still run into this error of "Lock wait timeout exceeded; try restarting transaction" even though I am the only single soul using my database at that time. Any idea how to over come this problem.

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How To Change "#1226 - User 'root' Has Exceeded The 'max_questions' Resource" Error
I seem to have set a max_questions variable on my system and my admin console and command prompt don't work with this response:

"#1226 - User 'root' has exceeded the 'max_questions' resource"

How to fix?

And how do I not make thisw mistake again?

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Maximum Value
Here is what my table looks like:

CREATE TABLE `auction_features` (
`id` tinyint(32) NOT NULL auto_increment,
`auction_id` tinyint(6) NOT NULL default '0',
`fee_id` tinyint(6) NOT NULL default '0',
PRIMARY KEY (`id`)
) TYPE=MyISAM;

I can only store 127 rows because the 'id' field quits at 127. Earlier, this saved me because I used an insert query inside an infinite loop (this is the newbie forum right?!). But, now that I have the loop problem resolved I am needing to add more rows. What am I doing wrong?

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Most Maximum
I have products table and products comments table, In products comments table fields are;

1) pro_comment_id - (INT) autoincrement , primary key
2) product_id -- id (INT) brought from products table.
3) comment -- TEXT
4) user_id --- (INT) User's id brought from user's table.

if we have to extract the total comments for an particular product. then we can use
"select count(pro_comment_id) from products_comments where product_id=16(suppose 16)";

But i want to extract the TOP 3 products having most comments with one sql query. We Can use MAX() function but i am not able to figure this out.

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Maximum Tables
I have a database with 44 tables, they are all very different, and I am thinking about moving more over to this DB so I don't need to constantly switch DB's within my pages.
So, how many tables are too many tables?

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Maximum Range
maximum database in a server.
maximum tables in a database.
maximum rows in a table.
I have known about there is 60000 tables and 50 millions record in a server.
I use window XP sp_2 and mysql server 5.0.45.
Can i store image and file, and process them with my web application.

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What Does 'maximum Key Length' Mean
In the MySQL manual I read these words "...The maximum key length is 1000 bytes...". Could anyone explain this concept by an example

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Maximum Display
What is the benefit of specifying a maximum display width after a int, tinyint, bigint etc.
For example if I specify a column as int(10), the column will still take 4 bytes of storage data. So what is the use of specifying (10), the Maximum Display Width.

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Maximum Correspondence
I have a mysql Table (vorwahlen) with more than 600000 datasets (international telephone numbering plan).

I want to look for the maximum Correspondence of one dataset with a string.

Example:

I have: 49305486452

Now the result of a query must bring me the following:

Result: 4930

Which query do I need for this request??

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Maximum Perfomance!
I need to get maximum perfomance from MySQL database.

My application updates one simple table every 2 second. Table consists of three colums - id, x and y, all integer and has 2000 records.

I update all records every time, and it takes from 30 to 60 seconds.

Do you know any way to perform bulk update, not to call "update table" 2000 times?

All records are unique...

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Setting A Maximum
I'm trying to get summaries of articles from my database, and I've tried a couple things though none of them seemed to be correct.

In my SELECT statement:

SELECT * FROM articles WHERE id=$_GET[id]

I want to specify how many characters(maximum) it should return. The field I want to limit is longtext and there are three other fields (2 varchars, and a date) but none go over 30.

I assume that this is possible since creating a separate field that contains a summary would be extra overhead.

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I tried to find the maximum value by using count and group by statement
but the result is negative. how should i go about.

Let say the data are

empno | name
1 John
2 John
3 Jess

select count(name) from employment
group by empno

The above SQL statement will give

count(name)
2
1

But I want the value 2 only.

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Get The Maximum Value Of A Column?
id | invited_by | tota l
---------------------------
1 | anna_anna | 2
2 | iridion_iridion | 2
3 | solid_solid | 0
4 | anna_anna | 2
5 | iridion_iridion | 3
6 | solid_solid | 0

I want to get the maximum value of the column 'total' which is 3 and under the name of iridion_iridion

I have these codes below,

Code:

$query = "SELECT invited_by, MAX(total) AS total FROM winner_tmp GROUP BY invited_by";
$result = mysql_query($query) or die("Problem with the query: $query on line " . __LINE__ . '<br>' . mysql_error());
$row = mysql_fetch_array($result);

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Maximum Column Length
Does anyone know what is the maximum column length for a table in a MySQL database? I was thinking of storing feedback in the form of text in the database. How feasible is this?

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Maximum Number Of Fields
I'm trying to create a table with 21 fields and I'm failing miserably.
Is there a maximum limit? Or am I just blind to a typo?
here's the command (in PHP):
$resultID = mysql_query("CREATE TABLE wordforms (WordForm CHAR(100),
Language CHAR(100), Category CHAR(100), Lexeme CHAR(100), Case
CHAR(100), Number CHAR(100), Gender CHAR(100), Person CHAR(100), Tense
CHAR(100), VerbForm CHAR(100), Degree CHAR(100), Adjective CHAR(100),
VerbStrength CHAR(100), VerbType CHAR (100), Modal CHAR(100),
Conjunction CHAR(100), Preposition CHAR(100), VerbMotionStatic
CHAR(100), VerbArguments CHAR(100), VerbTransitivity CHAR(100),
VerbObjectCase CHAR(100))", $linkID);

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AUTO_INCREMENT :: Reach Maximum Value?
Does anyone know what happens in an auto_increment column that has reached its maximum value?

Example:
Column type is: int(3) AUTO_INCREMENT

What happens to the column when it reaches 999 and then someone tries to do another insert? Does it reset to 000 or does it prohibit the insert?

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Maximum Fields In A Table
I have a website which runs pretty slow... I have turned on the SLOW-QUERY-LOG, and there's one table that is in the log over and over again...
It's the table which stores 99% of the user information.
This table has 61 fields, and alot of these are varChar and their set at 100 or so....
Anyways, I was curious what is the maximum amount of fields you should have in table, and in my case should I split the data between several tables and just use a complex Join statement?

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Count And Get Maximum Values
i have a table data as below:

Item
pepsi
pepsi
orange
milo
orange
milo
milo
orange
pepsi
pepsi
pepsi

i want to count and get the maximum data, which is pepsi in this case, how should i do in mysql

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Select The Maximum Date
I'd like to know how can I display the item which was newly added, therefore am willing to display the item with the maximum beginningdate which is by the way a timestamp.....
how can i do it in MYSQL
here is my sql query

 SELECT bidid, category, title, closingdate, beginningdate
FROM bids
WHERE userid = colname AND CURDATE()<bids.closingdate AND beginningdate=max(beginningdate) // I think my problem is here.... Invalid use of group functions!

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Increase Maximum Integer Value
I'm making an online MMORPG and it seems that there is a maximum numerical value allowed in number fields of "4,294,967,295" Is there any way to remove this?

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Finding The Maximum In A Group
I have a database that stores stock data everyday. I am trying to create a query that finds the latest stock price. I've tried doing select stock.symbol, stock.price, max(stock.date) from stock group by symbol. However, it only finds the maximum date that a given stock was stored, not necessarily the other information stored in the corresponding row. I tried doing a join on the table with itself, but it keeps failing.

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Maximum Number Of Rows
I am looking for information on the total number rows that can be used in an InnoDB,if there is even such a limit.I am not a DBA, so the information on mysql is a bit cryptic.

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Maximum Value From A VARCHAR Field
I need a help on getting maximum value from a field, whose datatype is VARCHAR. The value in this field is Numeric, but its quite large. Is there a function that could be included in a query to do this operation? Or is there any other way to do this?

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Group By / Maximum Values?
I have a table with many entries.

The columns of importance:
user
type
id
status
time
data

I'm trying to select the rows with status <= -4. However I only want the newest row (time is largest) for any given set of the three columns user, type, id.

I.E. if this was the table: ....

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InnoDB And BDB Maximum Rows
I've been looking for this for a while and I can't find it. I understand that MyISAM has a limit of aproximately 4.295E09 rows. But do InnoDB and BDB have a maximum number of rows?


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Maximum Identifier Lengths
The table contains all sorts of identifiers. I was wondering what the maximum lengths of (named) constraints are (here symbol).

CONSTRAINT [symbol] PRIMARY KEY
CONSTRAINT [symbol] UNIQUE [INDEX|KEY]
CONSTRAINT [symbol] FOREIGN KEY

Is it 64 as well???

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Maximum Number Of Queries?
I was just wondering how many queries MySQL can handle at one time before it crashes? How about in a single day?

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Maximum Concurrent Users
Can anyone let me know the maximum number of Concurrent users in MySql? Is it possible to have 20000+ concurrent users? FYI, We are using ColdFusion + MySql...

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Maximum Size For Longblob
i have a field as longblob and since longblob can take values upto 4Gb but my table shows the max of (Max: 2,048KB). im uploading files through this tables. i dont know how to upload files bigger than 2MB.

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Maximum Query Update?
Is there a maximum amount of fields that you can update at once as run from php the following works:

UPDATE `members` SET
`firstname` = '$formfirstname',
`surname` = '$formsurname',
`usrlevel` = '$formusrlevel',
`usrname` = '$formusrname',
`grade` = '$formgrade',
`phone` = '$formphone',
`email` = '$formemail',
`comments` = '$formcomments'
WHERE `ID` = '1' LIMIT 1 ;


Yet the following does not and it only has one extra field to update:

UPDATE `members` SET
`firstname` = '$formfirstname',
`surname` = '$formsurname',
`usrlevel` = '$formusrlevel',
`usrname` = '$formusrname',
`grade` = '$formgrade',
`phone` = '$formphone',
`email` = '$formemail',
`drivingdate` = '$formdrivingdate'
`comments` = '$formcomments'
WHERE `ID` = '1' LIMIT 1 ;

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Maximum Records In MySQL
What is the maximum record capacity in MYSQL. Is it in thousands or millions.

OR what is the actual limit.

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Maximum Number Of Tables?
What is the maximum number of tables you can put into a mysql database?

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Upload Maximum Photos
I'm currently building a site where my members can upload their photos. I want my members to be able to upload a maximum of 100 photos a day. What I am planning to do is the following:

- create a field "counter" in the table "members"
- when this field reaches 100, no more upload is possible
- create a script that runs through cronjob that will automatically set all counter to zero at the beginning of the day (00:01 AM).

But what if the script doesn't get runned? Then members can't upload their photos.

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Maximum Rows In Table
I heard there's a max of about 65k rows not counting longtext and blobs in a mysql table

How does longtext and blobs affect the max row count? And, what happens if you go over the max rows -- does the table auto-trim or does everything blow up? (Sorry... too scared to try myself )

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