//更新ExampleClass.BulkUpdate(delList, connection,typeof(实体类).GetProperty("实体主键字段"));//插入ExampleClass.BulkInsert(addList, connection);
The PL/SQL block inExample 6-9increases the salary for employees whose manager's ID number is 7902, 7698, or 7839, with and without bulk binds. Without bulk bind, PL/SQL sends a SQL statement to the SQL engine for each updated employee, leading to context switches that slow performance....
The PL/SQL block in Example 6-9 increases the salary for employees whose manager's ID number is 7902, 7698, or 7839, with and without bulk binds. Without bulk bind, PL/SQL sends a SQL statement to the SQL engine for each updated employee, leading to context switches that...
where owner=aIndexOwner and index_name=aIndexName);ENDIF;insert into index_hist select*from index_log where owner=aIndexOwner and index_name=aIndexName;update index_logsetlast_inspected=sysdate,leaf_blocks=aLeafBlocks,target_size=round(vLeafEstimate,2),idx_layout=vIndxLyt where owner=aIndexOw...
and for my knowledge,brend_kmade a nice post in 2011 as example for an implementation in C#: http://stackoverflow.com/a/4918808 However if Cole-Wu's answer is the one you're looking for; be carefull with calling commit.. that is the part that hardens your insert so it can be...
Example 9-13 Trigger Derives New Column Values(触发器派生新列值) Example 9-2 INSTEAD OF Trigger Example 12-10 FORALL Statement for Subset of Collection(集合的子集) Bulk-Selecting into Nested Table of Records(批量选择嵌套记录表) ...
Chapter 4. Oracle Data Structures In the previous chapters, we examined some distinctions between the different components that make up an Oracle Database. For example, we pointed out that the … - Selection from Oracle Essentials, 5th Edition [Book]
Instead, bulk updates (changes to tens of thousands of rows, for example) are performed via iterative row updates in subsets using scripts or applications loops. The bulk delete process is similarly inefficient. yes Needs a code change (you must write a loop in the application) Does the servi...
it is a way to insert large amount of rows in table or view this feature use oracle direct path this feature still not implemented for the following types: LONG CLOB BLOB for more help about using this feature return to bulk_copy example...
Example:InaDELETEstatement,forexample, you could bindinanarrayintheWHEREclauseandhave the statement be runforeachelementinthearray:DECLAREstmt VARCHAR2(200); dept_no_array DBMS_SQL.NUMBER_TABLE; c NUMBER; dummy NUMBER;begindept_no_array(1) :=10; dept_no_array(2) :=20;/* Put some values...