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Having both a Created and Last Updated timestamp columns in MySQL 4.0
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From the MySQL 5.5 documentation:
One TIMESTAMP column in a table can have the current timestamp as the default value for initializing the column, as the auto-update value, or both. It is not possible to have the current timestamp...
How to get ID of the last updated row in MySQL?
How do I get the ID of the last updated row in MySQL using PHP?
12 Answers
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How to drop unique in MySQL?
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Simply you can use the following SQL Script to delete the index in MySQL:
alter table fuinfo drop index email;
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What is the ideal data type to use when storing latitude / longitude in a MySQL database?
...culations on lat / long pairs, what datatype is best suited for use with a MySQL database?
21 Answers
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How do I specify unique constraint for multiple columns in MySQL?
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For those people using MySQL workbench: go to the Indexes tab and select UNIQUE as your type. Give your index a name and check the appropriate columns under the section "Index Columns"
– Pakman
Jun 3 '13 at 2...
Auto Generate Database Diagram MySQL [closed]
...elect specific tables and then create a database diagram for me based on a MySQL database? Preferably it would allow me to edit the diagram afterward since none of the foreign keys are set...
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MySQL, Check if a column exists in a table with SQL
I am trying to write a query that will check if a specific table in MySQL has a specific column, and if not — create it. Otherwise do nothing. This is really an easy procedure in any enterprise-class database, yet MySQL seems to be an exception.
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“Incorrect string value” when trying to insert UTF-8 into MySQL via JDBC?
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MySQL's utf8 permits only the Unicode characters that can be represented with 3 bytes in UTF-8. Here you have a character that needs 4 bytes: \xF0\x90\x8D\x83 (U+10343 GOTHIC LETTER SAUIL).
If you have MySQL 5.5 or later you...
Maximum number of records in a MySQL database table
What is the upper limit of records for MySQL database table. I'm wondering about autoincrement field. What would happen if I add milions of records? How to handle this kind of situations?
Thx!
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How do you set a default value for a MySQL Datetime column?
How do you set a default value for a MySQL Datetime column?
25 Answers
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