大约有 43,000 项符合查询结果（耗时：0.0488秒） [XML]
How to rethrow the same exception in SQL Server
...lare @ErrorMessage nvarchar(max), @ErrorSeverity int, @ErrorState int;
select @ErrorMessage = ERROR_MESSAGE() + ' Line ' + cast(ERROR_LINE() as nvarchar(5)), @ErrorSeverity = ERROR_SEVERITY(), @ErrorState = ERROR_STATE();
if @@trancount > 0 rollback transaction;
raiserror (@ErrorMessa...
MySQL OPTIMIZE all tables?
...>.<your_table>;, optimize all tables in a given schema like this: select concat('OPTIMIZE NO_WRITE_TO_BINLOG TABLE ',table_schema,'.',table_name,';') into outfile '/tmp/optimize_all_tables.sql' from information_schema.tables where table_schema = 'pabeta' and table_type = 'base table'; sourc...
How to find out which version of the .NET Framework an executable needs to run?
...nOnlyLoadFrom($file.FullName).GetCustomAttributesData() |
select-object -ExpandProperty ConstructorArguments |
select-object -ExpandProperty Value |
select-string -Pattern '.NET')
Write-Output "$filename,$version"
}
provides the following re...
Give all the permissions to a user on a DB
...%', ( -- use instead of EXECUTE to see generated commands
EXECUTE (
SELECT string_agg(format('GRANT USAGE ON SCHEMA %I TO my_user', nspname), '; ')
FROM pg_namespace
WHERE nspname <> 'information_schema' -- exclude information schema and ...
AND nspname NOT LIKE 'pg\_%' ...
How to have an automatic timestamp in SQLite?
....200');
INSERT INTO my_table(name) VALUES('test3');
This is the result:
SELECT * FROM my_table;
share
|
improve this answer
|
follow
|
...
How do you sort a dictionary by value?
..., 3);
var sortedDict = from entry in myDict orderby entry.Value ascending select entry;
This would also allow for great flexibility in that you can select the top 10, 20 10%, etc. Or if you are using your word frequency index for type-ahead, you could also include StartsWith clause as well.
...
Choosing a file in Python with simple Dialog
...= askopenfilename() # show an "Open" dialog box and return the path to the selected file
print(filename)
Done!
share
|
improve this answer
|
follow
|
...
Can I list-initialize a vector of move-only type?
...forward<Items>(items))...
};
return result;
}
int main(int, char**)
{
auto testVector = make_vector_of_unique<int>(1,2,3);
for (auto const &item : testVector) {
std::cout << *item << std::endl;
}
}
...
Easiest way to upgrade eclipse 3.7 to 4.2 (Juno)
... is basically an "Eclipse without plugins". Run it (on a fresh workspace), select File -> Import -> Installation -> From existing Installation and point the wizard to your existing 3.7 directory. Check "Install latest versions", hit finish.
That will install the latest versions of the plug...
PreparedStatement with list of parameters in a IN clause [duplicate]
... possibleValue.size(); i++ ) {
builder.append("?,");
}
String stmt = "select * from test where field in ("
+ builder.deleteCharAt( builder.length() -1 ).toString() + ")";
PreparedStatement pstmt = ...
And then happily set the params
int index = 1;
for( Object o : possibleVal...