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How do I escape a percentage sign in T-SQL?
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In MySQL,
WHERE column_name LIKE '%|%%' ESCAPE '|'
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What is the most efficient way to store a list in the Django models?
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Sadly, no solution for mysql
– Joel G Mathew
Aug 28 '18 at 10:35
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E11000 duplicate key error index in mongodb mongoose
... non-sparse index the answer is "yes" in MongoDB. Other databases (such as MySQL) would say "no".
– RickN
Apr 26 at 20:33
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Set default value of an integer column SQLite
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It's the same logic used in MySQL; the default of a nullable column is already NULL, so to set a default otherwise would imply the column is non-nullable. If you specify a default on a nullable column without declaring it NOT NULL, it may confuse you wh...
NoSQL (MongoDB) vs Lucene (or Solr) as your database
... Yes, this is exactly how I've used Lucene in the past with older SQL and MySql datastores (storing IDs in Lucene, and retrieving the complex types from the datastore). Technically though, this question was to explore the differences between the two - not exactly how to use the "best of both world...
How do I limit the number of rows returned by an Oracle query after ordering?
Is there a way to make an Oracle query behave like it contains a MySQL limit clause?
17 Answers
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How to format a JavaScript date
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Well, what I wanted was to convert today's date to a MySQL friendly date string like 2012-06-23, and to use that string as a parameter in one of my queries. The simple solution I've found is this:
var today = new Date().toISOString().slice(0, 10);
Keep in mind that the above...
Can't install Ruby under Lion with RVM – GCC issues
...e two lines:
http://stackoverflow.com/questions/8000145/ruby-rvm-llvm-and-mysql
bash-3.2$ rvm get head
bash-3.2$ CC=/usr/bin/gcc-4.2 rvm install 1.9.3 --enable-shared
Before that I had tried every stackoverflow article on Ruby and Lion so doing these may have done some setup that helped the abov...
Connecting to TCP Socket from browser using javascript
...ascript in your firefox/chrome connecting to anything you run locally (say MySQL DB) and publish data to an evil site?
– Arun Avanathan
Sep 5 '16 at 17:16
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When to use “ON UPDATE CASCADE”
...keys is a good & clean alternative to enums in my opinion (at least in MySQL DB flavors). For example, consider a table colors with rows blue, purple, yellow, and a table products with a product_color column, being FK'ed to the colors table. That restricts the choices like an enum, but unlike an...