Ref Cursors A cursor references a result set. The REF CURSOR allows you to pass a cursor reference from one PL/SQL program unit to another. In other words, it allows you to create a variable that will receive a
An implicit cursor has the following attributes: SQL%FOUND: a BOOLEAN attribute, which returnsTRUEif the last read operation returns a record. SQL%NOTFOUND: a BOOLEAN attribute, which is opposite toSQL%FOUND. SQL%ROWCOUNT: a numeric attribute, which returns the number of records read from the...
適用於:SQL Server Azure SQL 資料庫 Azure SQL 受控執行個體 CursorImplicitConversion 事件類別描述應用程式開發介面 (API) 或 Transact-SQL 數據指標中發生的數據指標隱含轉換事件。 當 SQL Server 資料庫引擎 執行所要求類型的伺服器數據指標不支援的 Transact-SQL 語句時,就會發生數據指標隱含...
13.37 Implicit Cursor Attribute An implicit cursor has attributes that return information about the most recently run SELECT or DML statement that is not associated with a named cursor. Note: You can use cursor attributes only in procedural statements, not in SQL statements. Topics Syntax Sem...
1. 隐式游标 隐式游标(Implicit Cursor):是指非PL/SQL程序中定义的、而且是在PL/SQL中使用UPDATE/DELETE语句时,Oracle系统自动 … www.jb51.net|基于168个网页 2. 隐式光标 ... 段 光标 IF 逻辑结构 循环 异常 两种光标隐式光标(implicit cursor) 显示光标(explicit cursor) 光标的选择(p138-139) 几点注...
Applications can request a cursor type and then execute a Transact-SQL statement that is not supported by server cursors of the type requested. Microsoft SQL Server returns an error that indicates the cursor type has changed. This conversion is called implicit cursor conversion, and is sometimes ...
1,说明如何使用Entity Framework中的function import功能。 2,说明如何使用ODP.NET的隐式REF CURSOR绑定(implicit REF CURSOR binding)。 环境以及工具: Windows 10 企业版 Microsoft Visual Studio Enterprise 2015 Oracle Database 11g Enterprise Edition Release 11.2.0.1.0 ...
I can't imagine using this feature in the context of a regular PL/SQL programming environment, but it will be extremely valuable in any migration projects. RETURN_RESULT Rather than defining explicit ref cursor out parameters, theRETURN_RESULTprocedure in theDBMS_SQLpackage allows you to pass th...
Alternative of CURSOR in SQL to improve performance ? alternative query for in clause Alternative to Full Outer Join Alternative to Row_Number Query Alternative way STUFF for XML PATH ('') ? Am getting an error when i run this code Ambiguous Column Name An aggregate may not appear in the ...
网络释义 1. 隐式游标转换 术语词汇表 ... 隐式事务( implicit transaction)隐式游标转换(implicit cursor conversion) 应用( application) ... msdn.microsoft.com|基于28个网页 2. 隐含性资料指标转换 隐性基因 English, 翻译,... ... 隐含交易 implicit transaction隐含性资料指标转换implicit cursor conversion...