你好，这个错误一般是由于你select中嵌套的select子查询返回不止一条数据导致的，即你的sql /* Formatted on 2013-11-21 16:50:43 (QP5 v5.163.1008.3004) */ CREATE VIEW CUX_EHR_POS_STRUCTURE_V AS SELECT o.codeitemid EPK,k.K011J OPK,'苏轨人力层级' STRUCTURE_NAME,(SELECT K011...
Single-row functions return a single result row for every row of a queried table or view. These functions can appear in select lists,WHEREclauses,STARTWITHandCONNECTBYclauses, andHAVINGclauses. 单行函数返回查询表或视图的每一行的单一结果行。单行函数可以出现在SELECT列中,WHERE子句,START WITH 和CON...
第二种方式导出.sql格式的文件,可用文本编辑器查看,通用性比较好,效率不如第一种,适合小数据量导入导出。尤其注意的是表中不能有大字段(blob,clob,long),如果有,会提示不能导出(提示如下: table contains one or more LONG columns cannot export in sql format,user Pl/sql developer format instead)。 第三...
2-2 Oracle Fusion Middleware User's Guide for Oracle Business Activity Monitoring Microsoft Internet Explorer Settings To hide the address bar: Do one of the following: â In Microsoft Internet Explorer, go to Tools > Internet Options > Security > Trusted sites > Sites, and add the ...
1、定义 处理非查询语句(DDL\DCL\DML等)及单行查询语句使用execute immediate 语法: execute immediate dynamic_string [into [define_name1 [,define_name2]…] [using [in|out|in out] bind_name1 [,[in|out|in out] bingd_nane2]…] [[returning|return] into bind_name1[,bind_name2]…]; ...
要登录 HTML DB,输入下列详细信息,然后单击 Login。工作区:obe 用户名:obe 口令:obe 3. 要基于电子表格创建表,单击 SQL Workshop > Utilities > Data Import/Export 旁的向下箭头。 4. 单击 Import 旁的向下箭头,然后单击 Spreadsheet Data。 5. 确保将 Import To 设为 New table。为 Import From 选择...
查看$HOME 目录的 query_one.py 文件中包含的以下代码。 import cx_Oracle con = cx_Oracle.connect('pythonhol/welcome@127.0.01/orcl') cur = con.cursor() cur.execute('select * from departments order by department_id') row = cur.fetchone() print row row = cur.fetchone() print row cur....
oracle return into 用法 CREATE TABLE t1 (id NUMBER(10),description VARCHAR2(50),CONSTRAINT t1_pk PRIMARY KEY (id)); CREATE SEQUENCE t1_seq; INSERT INTO t1 VALUES (t1_seq.nextval, 'ONE'); INSERT INTO t1 VALUES (t1_seq.nextval, 'TWO');...
Insert and update to a table don't return the full item. They return only the input properties for the operation. To get deterministic paging results for the Get rows operation, a Primary Key is required. The Insert row operation requires that you provide an explicit value for Primary Key ...
The recipients are returned in the recipients table with one row for each recipient if the value of return_count is 0. The List Server calls the procedure twice while resolving an external distribution list. Initially, the value passed for the return_count parameter is 1. It receives, in ret...