--模拟批量取数插入Start_time := DBMS_UTILITY.get_time;FORALL i in objects_tab.first .. objects_tab.lastINSERT INTO bulk_objects VALUES objects_tab(i);end_time := DBMS_UTILITY.get_time;DBMS_OUTPUT.PUT_LINE('Conventional Insert: '||to_char(end_time-start_time));COMMIT;END;...
try {a=oracle.sql.ArrayDescriptor.createDescriptor("I_TABLE", oraCon);b=oracle.sql.ArrayDescriptor.createDescriptor("V_TABLE", oraCon);ARRAYa_test=newARRAY(a, oraCon, s1);ARRAYb_test=newARRAY(b, oraCon, s2);cstmt=oraCon.prepareCall("{ call pro_forall_insert(?,?) }");cstmt.setObjec...
Oracle Databaseuses two engines to run PL/SQL blocks and subprograms.The PL/SQL engineruns procedural statements, whilethe SQL engineruns SQL statements. During execution,every SQL statement causes a context switch between the two engines, resulting in performance overhead. -- Oracle使用2个引擎来...
ora_err_number$ number oracle错误代码 ora_err_mesg$ varchar2(2000) oracle错误消息文本 ora_err_rowid$ rowid 错误行的rowid(对于更新和删除) ora_err_optyp$ varchar2(2) 操作类型:insert(i),update(u),delete(d) 注意:来自merge操作的update子句和insert子句的错误通过U,I来区分 ora_err_tag$ varchar...
1、sqlsugar版本:5.1.4.150-preview05 2、数据库:Oracle 3、问题:批量更新处理数据时,提示"ORA-01400: cannot insert NULL into (\"WHH\".\"TEMP1778264398599688192\".\"PROCESS_SN\")",Process表里面存在(PROCESS_SN)这个字段,且不能为空,但是Update时,并没有更新这个字段。
A bulk bind,which uses the FORALL keyword, can improve the performance of INSERT, UPDATE, or DELETE statements that reference collection elements. 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....
oracle的数据处理之insert,delete,truncate partition,bulk collect into,oracle数据量较大时一些操作方法,从select开始,追加insert,insertappend,bulkcollectinto,mergeinto速度比较,附加delete/truncatepartition
oracle-database for-loop plsql oracle11g forall Share Follow asked Sep 5, 2017 at 3:44 arsm4 10122 silver badges1212 bronze badges Add a comment 1 Answer Sorted by: 2 you may use this: declare p_array_size number := 100000; type array is table of number; l_data ARRAY; curs...
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Before usingbulkmodify, ensure that the environment variableORACLE_INSTANCEhas been set to the full path name of the Oracle instance. 15.4.1Adding a Description for All Entries Under a Specified Naming Context This example adds descriptions for all the entries under"c=us". ...