To insert a non-literal, set a variable to non-constant value and insert the variable. DEFAULT Forces the Database Engine to load the default value defined for a column. If a default does not exist for the column and the column allows null values, NULL is inserted. For a column defined...
DECLARE @StartingRowNumber INT = 1, @RowCountPerPage INT = 3; -- Create the condition to stop the transaction after all rows have been returned. WHILE ( SELECT COUNT(*) FROM HumanResources.Department ) >= @StartingRowNumber BEGIN -- Run the query until the stop condition is met. SELECT...
There are two forms of delete operations based on what is specified in the WHERE clause: Searched deletes specify a search condition to qualify the rows to delete. For example, WHEREcolumn_name=value. Positioned deletes use the CURRENT OF clause to specify a cursor. The delete operation occur...
If the change data capture (CDC) feature needs to be enabled for the tables that you want to migrate from the source database, the following conditions must be met. Otherwise, the precheck fails. The value of the srvname field in the sys.sysservers view is the same ...
If UPDATE or DELETE is specified, it cannot be a cursor-based UPDATE or DELETE. Source rows cannot be referenced as nested DML statements.WHERE <search_condition> Is any WHERE clause containing a valid <search_condition> that filters the rows returned by <dml_statement_with_output_clause>. ...
If language_term is specified, the language it represents is applied to all elements of the search condition. If no value is specified, the column full-text language is used. When specified as a string, language_term corresponds to the alias column value in the sys.syslanguages (Transact-...
The corresponding result is returned once a condition is met, and all following conditions are skipped over. You can include an ELSE condition at the end if no conditions are met. Without an ELSE, the query will return NULL if no conditions are met. Here’s an example of using CASE to ...
l'expression, une instruction INSERT, DELETE ou UPDATE rencontre une erreur arithmétique, un dépassement de capacité, une division par zéro ou une erreur de domaine alors que les options SET ARITHABORT et SET ANSI_WARNINGS ont la valeur OFF, SQL Server insère ou met à jour une valeur ...
You can add a rule to the form template to get data from the query data connection whenever the condition for the rule is met. The following procedure assumes that you have created a query data connection for your form template, and that you have configured a contr...
Oracle fires a statement trigger only once when the triggering statement is issued if the optional trigger constraint is met. INSTEAD OF trigger statements are implicitly activated for each row. WHEN (condition) specifies the trigger restriction, which is a SQL condition that must be satisfied...