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MySQL: #126 - Incorrect key file for table
...is can be caused by a full ramdisk when doing things like altering a large table if you have a ramdisk configured. You can temporarily comment out the ramdisk line to allow such operations if you can't increase the size of it.
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Is it safe to push_back an element from the same vector?
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@MatthieuM. No: Table 100 says: "pre: i and j are not iterators into a".
– Sebastian Redl
Sep 13 '13 at 14:34
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Find and Replace text in the entire table using a MySQL query
...w can I run a query to find and replace a text with new text in the entire table in phpmyadmin?
13 Answers
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How to find a text inside SQL Server procedures / triggers?
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Just be aware that the syscomments table stores the values in 8000-character chunks, so if you are unlucky enough to have the text you're searching for split across one of these boundaries, you won't find it with this method.
– ErikE
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What's the difference between MyISAM and InnoDB? [duplicate]
...re, but most of the time it is asked in relation to a specific database or table. I cannot find an answer on this site that describes the two engines and their differences without respect to someones specific database.
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SQL Server SELECT INTO @variable?
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You cannot SELECT .. INTO .. a TABLE VARIABLE. The best you can do is create it first, then insert into it. Your 2nd snippet has to be
DECLARE @TempCustomer TABLE
(
CustomerId uniqueidentifier,
FirstName nvarchar(100),
LastName nvarchar(100),
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How to select rows from a DataFrame based on column values?
... links could be very useful to many of you: pandas.pydata.org/pandas-docs/stable/indexing.html gregreda.com/2013/10/26/working-with-pandas-dataframes
– tremendows
May 27 '14 at 7:32
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How to find third or nth maximum salary from salary table?
How to find third or nth maximum salary from salary table(EmpID,EmpName,EmpSalary) in Optimized way?
54 Answers
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Alter Table Add Column Syntax
I'm trying to programmatically add an identity column to a table Employees. Not sure what I'm doing wrong with my syntax.
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The model backing the context has changed since the database was created
...eded to use the model with a hash of the schema stored in an
EdmMetadata table that is created with a database (when Code First is
the one creating the database). Existing databases won’t have the
EdmMetadata table and so won’t have the hash…and the implementation
today will throw if t...