ABS(N); Parameters: Pictorial Presentation of ABS() function Example: ABS() function using positive value The example below shows that, the oracle statement will return the absolute value of a positive number specified in the argument. SELECT ABS(5) FROM dual; Here is the result. ABS(5) -...
oracle函数大全实例(OraclefunctionGuinnessexample) 数值型函数 从ABS中选择ABS(-5) 5/**/绝对值求-5 从双选择符号(5) 1/0/1**返回正负值 从双栏中选择楼层(3.6) 3/**/向下取整 选择细胞(3.1)从双 4/**/向上取整 从双电源中选择电源(2,3) 8/2*3*求的次幂/ 从双选项中选择出口(1) 2.71828182845...
translate(x,from_str,to_str)函数在x中查找from_str中的字符,并将其转换成to_str中对应的字符 SELECT translate('I am Chinese, I love China', 'China', '中国') "Translate example" FROM dual; SELECT translate('我是中国人,我爱中国', '中国', 'China') "Translate example" FROM dual; 5、通...
Example: ABS (-17)returns 17 FLOOR The FLOOR function returns the integer part of a numeric operandn. If the value of the operand contains information after the decimal point, Oracle FastFormula discards that information and returns a whole number. ...
Administration Vice President AAAQNKAAFAAAABSAAC Administration Vice President AAAQNKAAFAAAABSAAB . . 在数据仓库中,连接条件通常是维度表的主键列和事实表中的外键列之间的等值连接(使用等号操作符)。位图连接索引在存储效率方面有时比物化连接视图(materialized join views)更加高效,后者是提前物化连接的一种替代方...
1 - filter((INTERNAL_FUNCTION("N1") AND INTERNAL_FUNCTION("N2") AND ("N2"=10000 OR "N1"=10000))) 5 - access("N1"=1) 7 - access("N2"=1) The thing to note in this case, though, is that the B-tree/bitmap conversion is logically the correct thing to choose when you compare...
example% CC -c -template=geninlinefuncs Example.cc example% nm -C Example.o Example.o: [Index] Value Size Type Bind Other Shndx Name [5] 0 0 NOTY GLOB 0 ABS __fsr_init_value [1] 0 0 FILE LOCL 0 ABS b.c [4] 16 32 FUNC GLOB 0 2 main [3] 104 24 FUNC LOCL 0 2 void...
1在多用户网络环境中管理大量数据,保证许多用户同时访问相同的数据。 2 防止没有授权的访问。 3 提供有效的故障恢复解决方案。 4 Oracle的逻辑结构和数据结构是分离的,对物理结构的管理可以不影响对逻辑结构的访问。 (二)网格结构 Oracle 数据库是第一个为企业网格计算而设计的数据库系统。网格计算是一种新的IT结...
ABS Synopsis The ABS function returns the absolute value of the input. The specification for the ABS function is: FUNCTION ABS (n NUMBER) RETURN NUMBER; The ABS function can help simplify your code logic. For example, in one program we reviewed, line items and amounts for a profit and ...
* SQL 常用函数: 数值函数: * ABS Purpose 返回绝对值 Returns the absolute value of n. Example SELECT ABS(-15) "Absolute" FROM DUAL; Absolute ---15 * CEIL Purpose 取最小整数 Returns smallest integer greater than or equal to n. Example SELECT CEIL(15.7) "Ceiling" FROM DUAL; Ceiling -...