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Laravel migration: unique key is too long, even if specified
...allows to store long key indexes.
Server settings (by default included in MySQL 5.7.7+ / MariaDB 10.2.2+):
[mysqld]
# default character set and collation
collation-server = utf8mb4_unicode_ci
character-set-server = utf8mb4
# utf8mb4 long key index
innodb_large_prefix = 1
innodb_file_format = barr...
MySQL skip first 10 results
Is there a way in MySQL to have the first 10 result from a SELECT query skipped?
I'd like it to work something like LIMIT.
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What is an index in SQL?
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An index is used to speed up searching in the database. MySQL have some good documentation on the subject (which is relevant for other SQL servers as well):
http://dev.mysql.com/doc/refman/5.0/en/mysql-indexes.html
An index can be used to efficiently find all rows matching some c...
Run MySQLDump without Locking Tables
...ion, because it does not need to lock the tables at
all.
For innodb DB:
mysqldump --single-transaction=TRUE -u username -p DB
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How to find all tables that have foreign keys that reference particular table.column and have values
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For what kind of DB is this useful? MySql?
– Cirelli94
Jan 9 '18 at 10:56
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How to find all the tables in MySQL with specific column names in them?
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@Echo - you can always play with mysqldump with --skip-extended-insert and then grep through the file... dirty but strangely satifying :)
– Ken
Oct 20 '11 at 17:35
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mysqldump - Export structure only without autoincrement
I have a MySQL database and I am trying to find a way to export its structure only, without the auto increment values. mysqldump --no-data would almost do the job, but it keeps the auto_increment values. Is there any way to do it without using PHPMyAdmin (that I know it can do it)?
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Doctrine - How to print out the real sql, not just the prepared statement?
...You can check the query executed by your app if you log all the queries in mysql:
http://dev.mysql.com/doc/refman/5.1/en/query-log.html
there will be more queries not only the one that you are looking for but you can grep for it.
but usually ->getSql(); works
Edit:
to view all the mysql quer...
mysql update column with value from another table
I have two tables, both looking like
8 Answers
8
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Using DISTINCT and COUNT together in a MySQL Query
Is something like this possible:
7 Answers
7
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