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 cursor and enable access to its result set,but in this blog I am giving ...
A SQL SELECT statement (not a PL/SQL SELECT INTO statement). If the cursor has formal parameters, each parameter must appear in select_statement. The select_statement can also reference other PL/SQL variables in its scope. Restriction on select_statement This select_statement cannot have a WI...
__cursor_IntImpl__ __cursorNotify_IntImpl__ __defaultMark_IntImpl__ __delayActive_IntImpl__ __delete_IntImpl__ __deleted_IntImpl__ __deleteMarked_IntImpl__ __deleting_IntImpl__ __displayOption_IntImpl__ __displayOptionHandlers_IntImpl__ __executeCancelableEvent_IntImpl...
2.1.2.244 T571, Array-returning external SQL-invoked functions 2.1.2.245 T572, Multiset-returning external SQL-invoked functions 2.1.2.246 T581, Regular expression substring function 2.1.2.247 T601, Local cursor references 2.1.2.248 T611, Elementary OLAP operations 2.1.2.249 T612, Advanced ...
FORrecord_nameINcursor_name LOOP statement1; statement2; ...ENDLOOP; The cursor FOR loop is a shortcut to process explict cursors. Implict open,fetch,exit and close cursor. The record is implicit declared. Example: DECLARECURSORc_emp_cursorISSELECTemployee_id,last_nameFROMemployeesWHEREdepartment...
# MDEV-10581 sql_mode=ORACLE: Explicit cursor FOR LOOP # CREATE PROCEDURE p1 AS CURSOR cur0 IS SELECT 10 AS a, 'b0' AS b; CURSOR cur1 IS SELECT 10 AS a, 'b0' AS b; CURSOR cur2 IS SELECT 10 AS a, 'b0' AS b; BEGIN FOR rec1 IN cur1 LOOP SELECT rec1.a, rec1.b; rec...
TSqlFragmentVisitor.ExplicitVisit 方法 (DataModificationStatement) 项目 2011/08/12 本文内容 语法 .NET Framework 安全性 请参见 命名空间:Microsoft.Data.Schema.ScriptDom.Sql 程序集:Microsoft.Data.Schema.ScriptDom.Sql(在 Microsoft.Data.Schema.ScriptDom.Sql.dll 中) ...
命名空間:Microsoft.SqlServer.TransactSql.ScriptDom 組件:Microsoft.SqlServer.TransactSql.ScriptDom (在 Microsoft.SqlServer.TransactSql.ScriptDom.dll 中) 語法 VB '宣告PublicOverridableSubExplicitVisit ( _ nodeAsCursorId _ )'用途DiminstanceAsTSqlFragmentVisitorDimnodeAsCursorId instance.ExplicitVisit(node) ...
A SQLSELECTstatement (not a PL/SQLSELECTINTOstatement). If the cursor has formal parameters, each parameter must appear inselect_statement. Theselect_statementcan also reference other PL/SQL variables in its scope. Restriction onselect_statement ...
程序集:Microsoft.Data.Schema.ScriptDom.Sql(在 Microsoft.Data.Schema.ScriptDom.Sql.dll 中) 语法 VB复制 声明PublicOverridableSubExplicitVisit ( _ nodeAsFetchCursorStatement _ ) 参数 node 类型:Microsoft.Data.Schema.ScriptDom.Sql.FetchCursorStatement ...