First, I am new to LINQ and Entities Framework, so I am still learning the syntax and how the relationships work. Surprisingly LINQ is nothing like SQL as people claim. Anyway I need to know how to Select fields from a nested ICollection within a Select statement. The following query ...
"explicit value must be specified for identity column in table" error in SQL 2000 "FROM clause have the same exposed names. Use correlation names to distinguish them" "No transaction is active." error when trying to send a transactional SQL statment over MSDTC "Restricted data type attrib...
You can use SQL*Loader in two ways: with or without a control file. A control file controls the behavior of SQL*Loader and one or more data files used in the load. Using a control file gives you more control over the load operation, which might be desirable for more complicated load s...
Well organized and easy to understand Web building tutorials with lots of examples of how to use HTML, CSS, JavaScript, SQL, Python, PHP, Bootstrap, Java, XML and more.
How to: Configure the nested triggers Option (SQL Server Management Studio) Use thenested triggersoption to control whether an AFTER trigger can cascade; that is, perform an action that initiates another trigger, which initiates another trigger, and so on. Whennested triggersis set to 0, AFTE...
Well organized and easy to understand Web building tutorials with lots of examples of how to use HTML, CSS, JavaScript, SQL, Python, PHP, Bootstrap, Java, XML and more.
SQL-specific queries, including union queries, data-definition queries, and pass-through queries Subqueries When Access encounters nested queries, dependency information is generated only for the outermost query. This rule also applies to the source tables and queries of a ...
To add nested groups, add multiple fields to the drop-zone. Groups are not defined in a gauge by default. The default behavior for the gauge is to aggregate all values in the specified field into one value that is displayed on the gauge. For more information, see Adding Data to a ...
Transact-SQL allows ORDER BY clauses to be specified only in the topmost SELECT .. FROM .. WHERE block. In Entity SQL, you can use a nested ORDER BY expression and it can be placed anywhere in the query, but ordering in a nested query is not preserved. SQL Copy -- The following ...
Querying Data at a Point in Time (Flashback Query)Although some Oracle tools and applications simplify or mask the use of SQL, all database operations are performed using SQL, to take advantage of the security and data integrity features built into Oracle.Overview...