FORMAT'YYYY/MM/DD'1996/03/27FORMAT'DDbMMMbYYYY'27Mar1996FORMAT'mmmBdd,Byyyy'Mar27,1996FORMAT'DD.MM.YYYY'27.03.1996FORMAT'MM/DD/YY'03/27/96FORMAT'MMM.DD.YY'Mar.27.96FORMAT'yy -- mm -- dd'96--03 -- 27FORMAT'DDDYY'08696SELECTlast_name,first_name,hire_date (FORMAT'mmmBdd,Byyyy'...
ORDER BY last_name; 利用FORMAT短语,可以将字符字段或表达式进行截取处理,这种处理只影响显示格式,而不会影响数据的内部存储格式。 Teradata的属性函数 属性函数 返回信息说明 TYPE 数据类型 TITLE 标题短语 FORMAT 格式短语 NAMED NAMED子句 CHARACTERS 字符个数 Teradata DDL允许在创建表时指定表的物理属性,包括...
EXPLAIN EXEC macroname; 显示宏执行的解释 21、CHARACTERS函数 CHARACTERS函数也是Teradata的扩展,用于计算VARCHAR型数据字段的实际字符串长度。CHARACTERS函数也可以简写成CHARACTER、CHARS或者CHAR。 22、TRIM函数 ANSI标准的TRIM函数用于去除字符数据中前头或后端的空格或者二进制数据中前头或后端的零。在Teradata缺省模式下,...
SELECT 'FirstName' || ' ' || 'LastName' as Full_Name; CHAR2HEXINT ('A') --would result in the value ‘0041’. LOWER() substr() TRIM() UPPER() CHARACTERS() 或 character_length() 得到字符串的长度 SELECT position ('a' in 'Name') oracle version replace(), no way. write your ...
SELECT last_name,first_name,hire_date (FORMAT 'mmmBdd,Byyyy') FROM employee ORDER BY last_name; 利用FORMAT短语,可以将字符字段或表达式进行截取处理,这种处理只影响显示格式,而不会影响数据的内部存储格式。 24、建表 带结构的建表方法: Create volatile multiset table duebill_agmt,no log( ...
3. 22. TITLE Select pax_count DECIMAL(20,6) ( TITLE‘承运旅客人数’) 1. 23. 计算varchar 型字符的实际长度 Select * from table_1 where CHARACTERS(first_name)>5 Select * from tbale_1 where CHARACTERS( TRIM(frist_name) )>5 1.
TERADATA数据库操作 1、创建⼀个数据库的命令举例：Create database testbase as perm=200000000,spool=100000000;注释：该命令创建了⼀个测试数据库testbase，其永久表空间为200mb，spool空间不能超过100mb。在teradata数据库系统的缺省⽅式下，是不区分⼤⼩写字母的。2、修改数据库的命令举例：Modify data...
Required: no Supported values: string less than 17 characters teradata.db.hive.configuration.file The path to the Hive configuration file in the HDFS. It is required for a 'hive' or 'hcat' job launched through remote execution or on data nodes. N/A Required: no Supported values: string ...
SELECT last_name ,first_name ,salary_amount / 12 (TITLE 'MONTHLY // SALARY') /*换行*/ FROM employee WHERE department_number = 401 ORDER BY 3; SELECT ... ,CAST (salary_amount/12 AS TITLE ''MONTHLY//SALARY'') FROM ... CHARACTERS函数 CHARACTERS函数也是Teradata的扩展,用于计算VARCHAR型数据...
Oracle and Teradata use different database object naming rules. For example, the maximum number of characters allowed for each object name can be different. Also, the use of single and double quotation marks, case sensitivity, and the use of alphanumeric characters can all be different. ...