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Dynamic SQL - EXEC(@SQL) versus EXEC SP_EXECUTESQL(@SQL)
...ta spanned over more than one database and are using a CONSTRAINT to limit index scans.
Unless you use OPTION RECOMPILE, SQL server will attempt to create a "one size fits all" execution plan for your query, and will run a full index scan each time it is run.
This is much less efficient than a se...
What is the use of ObservableCollection in .net?
...servableCollection<Foo>
{
protected override void InsertItem(int index, Foo item)
{
base.Add(index, Foo);
if (this.CollectionChanged != null)
this.CollectionChanged(this, new NotifyCollectionChangedEventArgs (NotifyCollectionChangedAction.Add, item, index);...
Error:(1, 0) Plugin with id 'com.android.application' not found
...3.6.2'
}
}
Read more here: https://developer.android.com/studio/build/index.html and about version compatibility here: https://developer.android.com/studio/releases/gradle-plugin.html#updating-gradle and https://dl.google.com/dl/android/maven2/index.html.
Original Answer
I had this same error, ...
How to Set AllowOverride all
...have an example of /var/www):
<Directory /var/www/>
Options Indexes FollowSymLinks
AllowOverride None
Require all granted
</Directory>
and change it to;
<Directory /var/www/>
Options Indexes FollowSymLinks
AllowOverride All
Requir...
What's the best way of structuring data on firebase?
... which is extremely useful in this environment are indices. By creating an index of users with certain attributes, I can quickly simulate a SQL query by simply iterating the index:
/users_with_gmail_accounts/uid/email
Now if I want to, say, get messages for gmail users, I can do something like th...
What is the purpose of “android.intent.category.DEFAULT”?
...elopers.google.com/codelabs/android-training-activity-with-implicit-intent/index.html?index=..%2F..%2Fandroid-training#6
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sql ORDER BY multiple values in specific order?
Ok I have a table with a indexed key and a non indexed field.
I need to find all records with a certain value and return the row.
I would like to know if I can order by multiple values.
...
What is the purpose of Order By 1 in SQL select statement?
...is only has the sql tag. In Standard SQL only column correlation names are allowed in the OREDER BY clause because, in theory, the table correlation names are out of scope i.e. should be ORDER BY PAYMENT_DATE;. Of course, not all SQL implementations conform to Standards.
– oned...
get list of pandas dataframe columns based on data type
...
How do you index this grouped dataframe afterwards?
– Allen Wang
Jul 31 '18 at 0:43
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When to use Hadoop, HBase, Hive and Pig?
... you work with RDBMS and have to select what to use - full table scans, or index access - but only one of them.
If you select full table scan - use hive. If index access - HBase.
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