LEI 连接ORACLE 版本问题
Can you connect to an Oracle database with a 64-bit Oracle client?
Technote (FAQ)
Question
You are unable to connect to an Oracle database with a 64-bit Oracle client. Does Lotus Enterprise Integrator (LEI), Lotus Domino Enterprise Connection Services (DECS), or LSX for Lotus Connectors (LSXLC) support the 64-bit Oracle client?
Answer
Beginning with Lotus Domino 8.0.1 and LEI 8.0.1, a 64-bit release now supports a connection to a 64-bit Oracle client.
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---------数学函数
1.绝对值
S:select abs(-1) value
O:select abs(-1) value from dual
2.取整(大)
S:select ceiling(-1.001) value
O:select ceil(-1.001) value from dual
3.取整（小）
S:select floor(-1.001) value
O:select floor(-1.001) value from dual
4.取整（截取）
S:select cast(-1.002 as int) v ......
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触发器是一种特殊的存储过程，它在插入，删除或修改特定表中的数据时触发执行，它比数据库本身标准的功能有更精细和更复杂的数据控制能力。数据库触发器有以下的作用：
* 安全性。可以基于数据库的值使用户具有操作数据库的某种权利。
# 可以基于时间限制用户的操作，例如不允许下班后和节假日修改数据库数据。 ......
【案例一】
题目：
--触发器：
--添加员工信息,流水号作为自动编号(通过序列生成),
--并且判断如果工资小于0,则改为0;如果大于10000,则改为10000。
CREATE TABLE emp2(
e_id NUMBER,
e_no NUMBER,
e_name VARCHAR2(20),
e_sal NUMBER
)
SELECT * from emp2;
CREATE SEQUENCE seq_trg_id;
INSERT INTO emp2(e_i ......
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......
