Single-row character functions accept character data as input and can return both character and numeric values.Character functionscan be divided into the following: Case-conversion functions 大小写转换函数 Case Conversion functions- Accepts character input and returns a character value. Functions under th...
Examples The following example interprets a simple string as character data: SELECT TO_CHAR('01110') FROM DUAL; TO_CH --- 01110 Compare this example with the first example forTO_CHAR (number). The following example converts someCLOBdata from thepm.print_mediatable to the database character...
String functions and operators provided byGaussDBare for concatenating strings with each other, concatenating strings with non-strings, and matching the patterns of strings. Note: Except length-related functions, other functions and operators of string processing functions do not support parameters greater...
Microsoft SQL Server 2008 R2 and Microsoft SQL Server 2012 vary as follows: Transact-SQLdoes not support this feature. See theLENfunction[MSDN-LEN]for equivalent functionality.LENaccepts both the ASCII and Unicode character sets, but, unlikeCHARACTER_LENGTH, excludes trailing blank characters....
For more information, see "String units in built-in functions" in "Character strings". Result The result of the function is a large integer. If the argument can be null, the result can be null; if the argument is null, the result is the null value. ...
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SHOW FUNCTIONS 顯示群組 顯示位置 顯示數據分割 顯示提供者 顯示收件者 顯示架構 顯示共用 在提供者中顯示共用 顯示數據表擴充 顯示數據表 顯示已卸除的數據表 SHOW TBLPROPERTIES 顯示使用者 顯示檢視 顯示磁碟區 EXECUTE IMMEDIATE RESET SET SET TIMEZONE ...
During conversion from one character set to another, Oracle Database expects client-side data to be encoded in the character set specified by theNLS_LANGparameter. If you put other values into the string (for example, by using theCHRorCONVERTSQL functions), then the values may be corrupted ...
The CHARACTER_LENGTH function returns the length of the first argument in the specified string unit. Character string: CHARACTER_LENGTHCHAR_LENGTH1(character-expression,CODEUNITS16CODEUNITS32OCTETS) Notes: 1FL 506CHAR_LENGTH is a newly supported name for this function. ...
Databricks SQL Databricks Runtime 使用字符集编码charSet将二进制expr转换为字符串。 语法 decode(expr, charSet) 参数 expr:以charset编码的BINARY表达式。 charSet:一个STRING表达式。 返回 一个STRING。 如果charSet与编码不相符,则结果不确定。 支持以下字符集编码(不区分大小写): ...