语法为TRIM(leading/trailing/both trim_character FROM string),可以根据需要删除字符串开头、结尾或两端的指定字符。 3. UPPER和LOWER函数,UPPER函数用于将字符串转换为大写,LOWER函数用于将字符串转换为小写。 4. POSITION函数,POSITION函数用于查找子串在字符串中的位置。语法为POSITION(substring IN string),返回子串...
This function has the capability to slice and pick the needed string values from the given primary string. As with any other substring function in other databases, this substring function will pick some specific characters from a string value based on the position named and the length mentioned ...
---STRING: || SUBSTRING / SUBSTR POSITION* / INDEX* TRIM* / RTRIM / LTRIM UPPER* LOWER* OTRANSLATE OREPLACE FORMAT ---TIME: EXTRACT(YEAR FROM ..) ADD_MONTHS 12.pivot CREATE TABLE xxx.TBL_TEST( COL_TYPE VARCHAR(100) NOT NULL, COL_DATE DATE NOT NULL, COL_VOLUME INT, PRIMARY KEY(...
Storage and Constraint Attributes | VantageCloud Lake - Storage and Constraint Attributes - Teradata VantageTeradata® VantageCloud Lake 部署 VantageCloud 版本 Lake 产品 Teradata Vantage 发行日期 January 2023 ft:locale en-US ft:lastEdition 2024-12-11 dita:mapPath phg1621910019905.ditamap dita:dita...
SUBSTRING Extracts a portion of a string (ANSI standard) 4 INDEX Locates the position of a character in a string (Teradata extension) 5 POSITION Locates the position of a character in a string (ANSI standard) 6 TRIM Trims blanks from a string 7 UPPER Converts a string to uppercase 8 LOW...
POSITION 定位字符在字符串中的位置(ANSI标准) 6 TRIM 修剪字符串中的空格 7 UPPER 将字符串转换为⼤写 8 LOWER 将字符串转换为⼩写 例⼦ 下表列出了⼀些带有结果的字符串函数。 字符串函数结果 SELECTSUBSTRING(\'warehouse\'FROM1FOR 4) Ware SELECTSUBSTR(\'warehouse\',1,4)Ware SELECT‘data’...
23、c_call_dur6020 and a.voc_call_cnt10 and a.sum_date=20040101 其他常用函数其他常用函数 函数应用结果 10 mod 2 0 position (lo in hello)4 lower(AbC)abc upper(AbC)ABC substring(abcdefg from 3 for 2)cd trim( abc )abc 2 * 38 其他运算符其他运算符 算子例子 + - * /ANSI betweenANSI...
substring(str 来自:帮助中心 查看更多 → 伪列 ERE条件。 若having子句中含有ROWNUM(且不在聚合函数中)时,group by子句中必须含有ROWNUM(且不在聚合函数中),除非group by子句存在表达式,例如:SELECT a + a FROM t group by a + a having rownum < 来自:帮助中心 查看更多 → 查询改写的Hint ...
ReportProcessingException: There is no data for the field at position 18., ; Migrate SSRS reports from one server to another. Missing images in Header/Footer when exporting to Word in SSRS 2008 R2 Missing Rows when exporting to CSV Missing Secure Attribute in Encrypted Session (SSL) Cookie ...
{fn RTRIM(string)} String formed by removing trailing spaces from string {fn SOUNDEX(string)} Soundex code for string {fn SPACE(count)} String consisting of count spaces {fn SUBSTRING(string,position,length)} The length-character segment of string at position {fn UCASE(string)} String formed...