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How to check if mysql database exists
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SELECT SCHEMA_NAME
FROM INFORMATION_SCHEMA.SCHEMATA
WHERE SCHEMA_NAME = 'DBName'
If you just need to know if a db exists so you won't get an error when you try to create it, simply use (From here):
CREATE DATABASE IF NO...
How to export table as CSV with headings on Postgresql?
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@arilwan psql -c "\COPY (SELECT * FROM mytable) TO STDOUT" > mytable.csv
– Juha Palomäki
Jun 6 '19 at 16:00
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How do I create a PDO parameterized query with a LIKE statement?
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Figured it out right after I posted:
$query = $database->prepare('SELECT * FROM table WHERE column LIKE ?');
$query->execute(array('value%'));
while ($results = $query->fetch())
{
echo $results['column'];
}
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Loop through an array of strings in Bash?
...t contains a tab it'll be changed to a space, etc.
– Charles Duffy
Jul 9 '16 at 15:02
10
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Ineligible Devices section appeared in Xcode 6.x.x
...6 my devices moved to greyed-out section Ineligible Devices and I can't select them as deploy target:
32 Answers
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Clicking the text to select corresponding radio button
...t; and has 4 possible choices, using radio buttons to allow the user to select his/her answer. The current HTML for a single question looks like:
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IntelliJ does not show 'Class' when we right click and select 'New'
... and must have something wrong because when we right click on a directory, select New and then get the context menu, Java based options are not shown. Currently get things like File, some HTML options, XML options.
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Removing duplicate values from a PowerShell array
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Use Select-Object (whose alias is select) with the -Unique switch; e.g.:
$a = @(1,2,3,4,5,5,6,7,8,9,0,0)
$a = $a | select -Unique
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Import .bak file to a database in SQL server
...t only accept a restore from that point? I find it very odd that I can not select a backup file to restore.
– James
Nov 21 '16 at 18:49
13
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For files in directory, only echo filename (no path)
...ered Jan 25 '12 at 22:21
Oliver CharlesworthOliver Charlesworth
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