Transact-SQL 語法慣例 語法 syntaxsql ROW_NUMBER( )OVER( [PARTITIONBYvalue_expression, ... [ n ] ]order_by_clause) 引數 PARTITION BYvalue_expression 將FROM子句所產生的結果集分成套用 ROW_NUMBER 函數的分割區。value_expression會指定用於分割結果集的資料行。 如未指定PARTITION BY,此函數會將查詢結...
Expr1 can be NULL in NULLIF(expr1, expr2)Answer: C. The NULLIF function tests two terms for equality. If they are equal the function returns a null, else it returns the first of the two terms tested. The NULLIF function takes two mandatory parameters of any data type. The syntax is ...
For more information, see Data Type Synonyms (Transact-SQL). The Transact-SQL timestamp data type is different from the timestamp data type defined in the ISO standard. Note The timestamp syntax is deprecated. This feature will be removed in a future version of SQL Server. Avoid using this...
Applies to: SQL ServerDeletes rows from a conflict table or the MSmerge_conflicts_info (Transact-SQL) table. This stored procedure is executed at the computer where the conflict table is stored, in any database.Transact-SQL syntax conventions...
SQL Server "Denali" SQL Server 2008 SQL Server 2005 Returns the sequential number of a row within a partition of a result set, starting at 1 for the first row in each partition. Transact-SQL Syntax Conventions Syntax Copy ROW_NUMBER () OVER ( [ <partition_by_clause> ] <order_by_clause...
Syntax CREATEOR REPLACE FUNCTIONfunction-name( ,parameter-declaration )●RETURNS data-type2ROWcolumn-listTABLEcolumn-listrow-type-nameanchored-row-data-typeELEMENT OFarray-type-name option-listSQL-function-body parameter-declaration INOUT1INOUT parameter-namedata-type1 default-clause data-type1, data...
Applies to: SQL ServerDeletes rows from a conflict table or the MSmerge_conflicts_info (Transact-SQL) table. This stored procedure is executed at the computer where the conflict table is stored, in any database.Transact-SQL syntax conventions...
Compile errors, such as syntax errors, are not affected by SET XACT_ABORT. For more information, see SET XACT_ABORT (Transact-SQL). When errors occur, the appropriate action (COMMIT or ROLLBACK) should be included in application code. One effective tool for handling errors, including those ...
Compile errors, such as syntax errors, are not affected by SET XACT_ABORT. For more information, see SET XACT_ABORT (Transact-SQL). When errors occur, the appropriate action (COMMIT or ROLLBACK) should be included in application code. One effective tool for handling errors, including thos...
Compile errors, such as syntax errors, are not affected by SET XACT_ABORT. For more information, see SET XACT_ABORT (Transact-SQL). When errors occur, the appropriate action (COMMIT or ROLLBACK) should be included in application code. One effective tool for handling errors, includin...