大约有 44,000 项符合查询结果（耗时：0.0286秒） [XML]
Is there an XSLT name-of element?
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This will give you the current element name (tag name)
<xsl:value-of select ="name(.)"/>
OP-Edit: This will also do the trick:
<xsl:value-of select ="local-name()"/>
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SQLite: How do I save the result of a query as a CSV file?
... file output.
sqlite> .mode csv
sqlite> .output test.csv
sqlite> select * from tbl1;
sqlite> .output stdout
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Check if all checkboxes are selected
How do I check if all checkboxes with class="abc" are selected?
9 Answers
9
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linq query to return distinct field values from a list of objects
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objList.Select(o=>o.typeId).Distinct()
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How do I list all the columns in a table?
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For Oracle (PL/SQL)
SELECT column_name
FROM user_tab_cols
WHERE table_name = 'myTableName'
For MySQL
SHOW COLUMNS FROM table_name
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SQL Server Linked Server Example Query
...a Linked Server in SSMS Object Explorer, right-click, and Script Table as, SELECT To, and New Query Editor Window. The resulting SELECT statement will include the correct, fully-qualified path to the table. I had a mystery database qualifier in working with Sybase and this gave me the correct name.
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EF LINQ include multiple and nested entities
...de:
Course course = db.Courses
.Include(i => i.Modules.Select(s => s.Chapters))
.Include(i => i.Lab)
.Single(x => x.Id == id);
Your solution fails because Include doesn't take a boolean operator
Include(i => i.Modules.Select(s => ...
Query to list all stored procedures
...e not in the master database, system stored procedures won't be returned.
SELECT *
FROM DatabaseName.INFORMATION_SCHEMA.ROUTINES
WHERE ROUTINE_TYPE = 'PROCEDURE'
If for some reason you had non-system stored procedures in the master database, you could use the query (this will filter out MOST ...
Select all 'tr' except the first one
How can I select all tr elements except the first tr in a table with CSS?
10 Answers
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Escape Character in SQL Server
...s the second answer shows it's possible to escape single quote like this:
select 'it''s escaped'
result will be
it's escaped
If you're concatenating SQL into a VARCHAR to execute (i.e. dynamic SQL), then I'd recommend parameterising the SQL. This has the benefit of helping guard against SQL in...