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Posts tagged mysql

Subtag of sql

Use this tag for questions about MySQL database system. MySQL is a free, open source Relational Database Management System that uses SQL. This tag should not be used for questions dealing with other SQL dialects such as SQLite, SQL Server (T-SQL).

This tag doesn't have a detailed wiki yet.

24 posts
Tag Only Tag + Children
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Q&A Is it possible to disable the "mysql: [Warning] Using a password on the command line interface can be insecure" warning?

1 answer  ·  last activity about 2 months ago by Alexei‭

Question mysql
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Q&A Is it unsecure to use a password on the command line to run a MySQL script on Windows?

2 answers  ·  last activity 4 months ago by ghost-in-the-zsh‭

Question mysql windows
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+2 −0
Q&A How much memory is allocated for a MySQL VARCHAR variable in a stored procedure?

2 answers  ·  last activity 5 months ago by Alexei‭

Question mysql stored-procedures
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Q&A Are there best practices for sticking conditions in WHERE clauses vs the JOIN statement?

2 answers  ·  last activity 5 months ago by klutt‭

Question mysql join
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Q&A Is there a way to automatically fix MySQL tables where the auto_increment has fallen behind the correct value?

1 answer  ·  last activity 5 months ago by Alexei‭

Question mysql auto-increment
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Q&A In MySQL is there a limit to the number of keys in a IN() clause?

2 answers  ·  last activity 5 months ago by Alexei‭

Question mysql
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Q&A Iterating through a MySQL table with a LIMIT clause and PHP gets progressively slower

1 answer  ·  last activity 5 months ago by ArtOfCode‭

Question php mysql
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Q&A Why would an unique index get moved to the primary key after the underlying column is dropped?

1 answer  ·  last activity 5 months ago by Alexei‭

Question mysql database-index
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Q&A Is it possible in MySQL to require each row in a table have at least one foreign key record in a join table?

2 answers  ·  last activity 5 months ago by Alexei‭

Question mysql referential
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Q&A How to drop all stored procedures from a MySQL database

1 answer  ·  last activity 5 months ago by Peter Mortensen‭

Question mysql stored-procedures
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Q&A How do I track down intermittent locks in a MySQL database?

0 answers  ·  last activity 6 months ago by Alexei‭

Question mysql database-locking
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Q&A In MySQL, is it possible to disable triggers for only certain queries or users?

1 answer  ·  last activity 6 months ago by Alexei‭

Question mysql database-trigger
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Q&A Is an ORDER BY required when looping through MySQL records with LIMIT?

1 answer  ·  last activity 6 months ago by Canina‭

Question mysql
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Q&A How to calculate how much data is stored in a MySQL column?

1 answer  ·  last activity 6 months ago by Alexei‭

Question mysql
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Q&A Would a MySQL database run more efficiently with smaller varchar lengths?

3 answers  ·  last activity 6 months ago by manassehkatz‭

Question mysql performance varchar
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Q&A Why would excluding records by creating a temporary table of their primary keys be faster than simply excluding by value?

2 answers  ·  last activity 6 months ago by Alexei‭

Question mysql sql notin query-performance
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Q&A Is there an equivalent way of returning early in a MySQL stored procedure?

1 answer  ·  last activity 7 months ago by Moshi‭

Question mysql stored-procedures
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Q&A What is happening under the hood to the selected data in a MySQL cursor?

0 answers  ·  last activity 7 months ago by Charlie Brumbaugh‭

Question mysql
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Q&A Is there a way to estimate the execution time of a statement in MySQL?

1 answer  ·  last activity 7 months ago by meriton‭

Question mysql
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Q&A In a stored procedure, is it possible to get the total number or rows updated by different statements?

2 answers  ·  last activity 7 months ago by Alexei‭

Question mysql stored-procedures rows-affected
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Q&A How long in days is a MONTH in MySQL?

1 answer  ·  last activity 7 months ago by r~~‭

Question mysql
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Q&A How do I find all the tables in a database that don't have a specific column?

1 answer  ·  last activity 7 months ago by Charlie Brumbaugh‭

Question mysql
50%
+1 −1
Q&A How to temporarily disable a MySQL user?

2 answers  ·  last activity 8 months ago by Charlie Brumbaugh‭

Question mysql
71%
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Q&A Can renaming a MySQL column be sped up by dropping indexes or foreign keys?

2 answers  ·  last activity 8 months ago by manassehkatz‭

Question mysql database-index table-column
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