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What is the best way to auto-generate INSERT statements for a SQL Server table?
...2008:
Right-click on the database and go to Tasks > Generate Scripts.
Select the tables (or objects) that you want to generate the script against.
Go to Set scripting options tab and click on the Advanced button.
In the General category, go to Type of data to script
There are 3 options: Schema ...
How long is the SHA256 hash?
...
you can use this select statement to test it: SELECT length(to_base64(unhex(sha2('say hello to my little friend',256)))) , it is always 44 whatever the length of original string is.
– DrAhmedJava
Apr 9 '...
Is there a REAL performance difference between INT and VARCHAR primary keys?
...a decent programming background but my SQL experience is limited mostly to SELECT queries
– Rob
Jul 3 '12 at 14:47
...
How do I execute a command and get the output of the command within C++ using POSIX?
...} /* switch (pid = fork())*/
}
You also might want to play around with select() and non-blocking reads.
fd_set readfds;
struct timeval timeout;
timeout.tv_sec = 0; /* Seconds */
timeout.tv_usec = 1000; /* Microseconds */
FD_ZERO(&readfds);
FD_SET(childToParent[READ_FD], &...
Code Golf - π day
... area="{@area}"/>
</xsl:variable>
<xsl:apply-templates select="msxsl:node-set($next)"/>
</xsl:template>
<!-- End of the line?-->
<xsl:template match="s[@x &gt; @R]">
<xsl:variable name="next">
<!-- Go to next line.-->
&l...
How can I generate random alphanumeric strings?
...0123456789";
return new string(Enumerable.Repeat(chars, length)
.Select(s => s[random.Next(s.Length)]).ToArray());
}
(Note: The use of the Random class makes this unsuitable for anything security related, such as creating passwords or tokens. Use the RNGCryptoServiceProvider class if ...
Method Overloading for null argument
... an explicit "null" (yet implicit null type) argument always unambiguously selects a specific overload ??
– peterk
Jul 18 '17 at 21:43
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How do I convert from BLOB to TEXT in MySQL?
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That's unnecessary. Just use SELECT CONVERT(column USING utf8) FROM..... instead of just SELECT column FROM...
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How to declare variable and use it in the same Oracle SQL script?
...; exec :name := 'SALES'
PL/SQL procedure successfully completed.
SQL> select * from dept
2 where dname = :name
3 /
DEPTNO DNAME LOC
---------- -------------- -------------
30 SALES CHICAGO
SQL>
A VAR is particularly useful when we want to call a stored...
How do I escape a single quote in SQL Server?
...lue] VARCHAR(200)
)
INSERT INTO @my_table VALUES ('hi, my name''s tim.')
SELECT * FROM @my_table
Results
value
==================
hi, my name's tim.
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