Insert INTO t2 VALUES (c_in); COMMIT; RETURN c_in; END p; / DECLARE BEGIN /* Open up a cursor for loop, also selecting * the "p" function which will write rows to * t2 for every row fetched from t1. */ FOR crec IN (Select tcol, p(tcol) FROM t1) LOOP -- Break out of...
Insert INTO t2 VALUES (c_in); COMMIT; RETURN c_in; END p; / DECLARE BEGIN /* Open up a cursor for loop, also selecting * the "p" function which will write rows to * t2 for every row fetched from t1. */ FOR crec IN (Select tcol, p(tcol) FROM t1) LOOP -- Break out of...
Insert INTO t2 VALUES (c_in); COMMIT; RETURN c_in; END p; / DECLARE BEGIN /* Open up a cursor for loop, also selecting * the "p" function which will write rows to * t2 for every row fetched from t1. */ FOR crec IN (Select tcol, p(tcol) FROM t1) LOOP -- Break out of...
where owner=aIndexOwner and object_name=aIndexName;vSqlStr:='SELECT rows_per_block, count(*) blocks FROM (SELECT /*+ cursor_sharing_exact '||'dynamic_sampling(0) no_monitoring no_expand index_ffs('||aTableName||','||aIndexName||') noparallel_index('||aTableName||','||aIndexNam...
“项目设置”对话框的“转换”页面包含一些设置,用来自定义 SSMA 如何将 Oracle 语法转换为 SQL Server 语法。 “项目设置”和“默认项目设置”对话框中提供了“转换”窗格: 要指定用于所有 SSMA 项目的设置,请在“工具”菜单上单击“默认项目设置”,从“迁移目标版本”下拉列表中选择需要为其查看或更改设置...
v_stat := dbms_sql.execute(v_cursor); --执行动态SQL语句。 LOOP EXIT WHEN dbms_sql.fetch_rows(v_cursor)<=0; --fetch_rows在结果集中移动游标,如果未抵达末尾,返回1。 dbms_sql.column_value(v_cursor, 1, v_id); --将当前行的查询结果写入上面定义的列中。 dbms_sql.column_value(v_cursor,...
SQL隐式游标和cursor for游标是Oracle内置的游标。SQL游标与当前会话有关。当前会话中的更新(update)、删除操作都会影响SQL隐式游标的属性。cursor for游标用于循环。 13.3.2 隐式游标的属性 下面来介绍sql隐式游标的属性,如表所示。 方法 功能 sql%isopen 判断当前游标是否打开。如果打开,该属性值为true,否则为...
v_stat := dbms_sql.execute(v_cursor); –执行动态SQL语句。 LOOP EXIT WHEN dbms_sql.fetch_rows(v_cursor)<=0; –fetch_rows在结果集中移动游标,如果未抵达末尾,返回1。 dbms_sql.column_value(v_cursor, 1, v_id); –将当前行的查询结果写入上面定义的列中。 dbms_sql.column_value(v_cursor, ...
cachedcursorlimit statementCacheSize connectionretrycount RETRY_COUNT (parameter in server) initializationstring initializationString logintimeout CONNECT_TIMEOUT (parameter in server) cryptoprotocolversion SSL_VERSION (parameter in server) truststore WALLET_LOCATION (parameter in server) For example, if you...
存储过程开发语言 存储过程开发语言是业务应用常用的一种数据库开发语言,被很多应用开发同学所熟悉,PolarDB PostgreSQL版(兼容Oracle)对Oracle存储过程语言有着很高的兼容度,包括COLLECTION、GOTO、SAVEPOINT、ROLLBACK TO、CURSOR、... 其他SQL功能差异 SHOW CREATE PROCEDURE 不支持 显示创建存储过程语句。SHOW CREATE TABLE...