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What resources exist for Database performance-tuning? [closed]
... to a not-the-same-inquiry is probably a good start.
Hidden Features of MySQL
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What is the difference between CHARACTER VARYING and VARCHAR in PostgreSQL?
...pecifier, the type accepts
strings of any size. The latter is a
PostgreSQL extension.
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On duplicate key ignore? [duplicate]
...cause it will additionally hold Next-Key lock on your indexes. More: dev.mysql.com/doc/refman/5.7/en/…
– Dzmitry Lazerka
Mar 14 '17 at 7:13
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Order a List (C#) by many fields? [duplicate]
...he answer you're looking for? Browse other questions tagged c# list lambda sql-order-by or ask your own question.
count(*) vs count(column-name) - which is more correct? [duplicate]
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there is a performance difference (at least in MySQL) as well (see my answer).
– nickf
Jun 9 '10 at 7:51
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What do column flags mean in MySQL Workbench?
In MySQL Workbench table editor there are 7 column flags available: PK, NN, UQ, BIN, UN, ZF, AI.
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Clear MySQL query cache without restarting server
Is there any way to clear mysql query cache without restarting mySQL server?
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Is there a way to only install the mysql client (Linux)?
Are there are any Linux mysql command line tools that don't require the entire mysql db installation package to be installed?
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How to convert list to string [duplicate]
...o preserve single string quotes on your list items (for sending a query to SQL, for instance), you can do something like this. x = [1,2,3] y = "'" + "','".join(map(str, x)) + "'"
– tandy
Mar 5 '15 at 16:29
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How can I add comments in MySQL?
I want to add comment in SQL code. How can I do this? I'm using MySQL.
6 Answers
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