示例2 Implicit Cursor FOR LOOP Statement In this example, an implicit cursor FOR LOOP statement prints the last name and job ID of every clerk whose manager has an ID greater than 120. BEGINFORitemIN(SELECTlast_name,job_idFROMemployeesWHEREjob_idLIKE'%CLERK%'ANDmanager_id>120ORDERBYlast_nam...
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 ...
Cursor for Loop Is an Extension of the Numeric For Loop provided by Oracle PL/SQL which works on specified cursors and performs OPEN, FETCH & CLOSE cursor statements implicitly in the background. Suggested Reading:Numeric For Loop In Oracle PL/SQL Syntax of Cursor For Loop. FOR loop_index ...
cursor_sharing datadir debug_sync default_password_lifetime default_storage_engine div_precision_increment error_on_overlap_time event_scheduler explicit_defaults_for_timestamp foreign_key_checks group_concat_max_len identity init_connect innodb_stats_persistent innodb_strict_mode interactive_timeout licen...
PL/SQL Answer First Prev Next Last Showing Answers 1 - 10 of 10 Answersharru Dec 12th, 2011 If select query is retrieving less than 200 records go for implicit cursor. Code begin for i in (select * from emp) --- endElse use explicit cursor Code declare cursor c1 is select...
命名空间:Microsoft.SqlServer.TransactSql.ScriptDom 程序集:Microsoft.SqlServer.TransactSql.ScriptDom(在 Microsoft.SqlServer.TransactSql.ScriptDom.dll 中) 语法 VB 声明PublicOverridableSubExplicitVisit ( _ nodeAsCursorId _ ) 用法DiminstanceAsTSqlFragmentVisitorDimnodeAsCursorId instance.ExplicitVisit(node) ...
パラメーター node 型:Microsoft.SqlServer.TransactSql.ScriptDom.DeclareCursorStatement ノード。 関連項目 参照 TSqlFragmentVisitor クラス ExplicitVisit オーバーロード Microsoft.SqlServer.TransactSql.ScriptDom 名前空間
cursor ここで定義を行う事前宣言済の明示カーソルの名前、または宣言と定義の両方を行う明示カーソルの名前(cursorは、予約語のSQLを除く任意の識別子にできます)。カーソルにはデータベース表と同じ名前を付けないことをお薦めします。 select_statement SQLのSELECT文(PL/SQLのSELECT INTO文では...
plsql_optimize_level query_cache_type query_rewrite_enabled query_rewrite_integrity read_only recyclebin regexp_stack_limit regexp_time_limit resource_manager_plan runtime_bloom_filter_max_size runtime_filter_max_in_num runtime_filter_type runtime_filter_wait_time_ms secure_file_priv server_uui...
命名空間: Microsoft.SqlServer.TransactSql.ScriptDom 組件: Microsoft.SqlServer.TransactSql.ScriptDom (在 Microsoft.SqlServer.TransactSql.ScriptDom.dll 中) 語法 VB 複製 '宣告 Public Overridable Sub ExplicitVisit ( _ node As CursorStatement _ ) '用途 Dim instance As TSqlFragmentVisitor Dim node As...