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How to fix “Incorrect string value” errors?
...ame` = `tables`.`table_collation`
;
Last, check your database settings:
mysql> show variables like '%colla%';
mysql> show variables like '%charac%';
If source, transport and destination are UTF-8, your problem is gone;)
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MySQL SELECT WHERE datetime matches day (and not necessarily time)
...n the time since the inital answer in 2012, there have emerged versions of MySQL, where using '23:59:59' as a day end is no longer safe. An updated version should read
SELECT * FROM tablename
WHERE columname >='2012-12-25 00:00:00'
AND columname <'2012-12-26 00:00:00'
The gist of the answe...
Storing SHA1 hash values in MySQL
...estion which occured when I wanted to store the result of a SHA1 hash in a MySQL database:
7 Answers
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MySQL - Using COUNT(*) in the WHERE clause
I am trying to accomplish the following in MySQL (see pseudo code)
9 Answers
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Bogus foreign key constraint fail
...Two possibilities:
There is a table within another schema ("database" in mysql terminology) which has a FK reference
The innodb internal data dictionary is out of sync with the mysql one.
You can see which table it was (one of them, anyway) by doing a "SHOW ENGINE INNODB STATUS" after the drop f...
What are the differences between the BLOB and TEXT datatypes in MySQL?
...rted and compared based on the collation of the character set.
http://dev.mysql.com/doc/refman/5.0/en/blob.html
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With MySQL, how can I generate a column containing the record index in a table?
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@smhnaji MySQL requires that every "derived table" is given a name. I decided to call it "r" :) ... It has little purpose in this case, but you'd normally use it to reference attributes of the derived table, as if it was a real table....
Delete all records in a table of MYSQL in phpMyAdmin
... detailed blog with example: http://sforsuresh.in/phpmyadmin-deleting-rows-mysql-table/
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Update one MySQL table with values from another
I'm trying to update one MySQL table based on information from another.
2 Answers
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MySQL get row position in ORDER BY
With the following MySQL table:
9 Answers
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