AI代码解释 --The translate will happen when any characterinthe string matches the characterinthe`matchingString`--A1B2C3selecttranslate("AaBbCc","abc","123"); JSON函数 1. get_json_object 代码语言:javascript 代码运行次数:0 运行 AI代码解释 --v2 selectget_json_object('{"k1": "v1", "k2...
STRING_SPLIT is a table-valued function that splits a string into rows of substrings, based on a specified separator character.Compatibility level 130STRING_SPLIT requires the compatibility level to be at least 130. When the level is less than 130, the Database Engine is unable to find the...
rtrim(string text, character text) text 从字串 string 的 结尾 删除只包含 character 的最长的字串. rtrim('trimxxxx','x') trim split_part(string text, delimiter text, field integer) text 根据 delimiter 分隔 string 返回生成的第 field 个子字串(一为基)。 split_part('abc~@~def~@~ghi','~@...
STRING_SPLIT函数不可用。STRING_SPLIT函数在兼容性级别 130 或更高级别下可用。 如果数据库兼容性级别低于 130,SQL Server 将无法找到和执行STRING_SPLIT函数。 SQL Server 2016 (13.x) 之前的早期 SQL Server 版本中处于跟踪标志 4199 下的修补程序现在默认情况下会启用。 具有兼容性模式 130。 跟踪标志 4199 ...
41CREATEFUNCTIONdbo.Split(@sTextvarchar(8000),@sDelimvarchar(20)='') 42RETURNS@retArrayTABLE(idxsmallintPrimaryKey, valuevarchar(8000)) 43AS 44BEGIN 45DECLARE@idxint, 46@valuevarchar(8000), 47@bcontinuebit, 48@iStrikeint, 49@iDelimlengthint ...
文章通过对达梦常见表操作、各类对象的创建和注意事项、视图、同义词、函数、DBlink等进行学习和介绍。 1、单表查询 查看表结构: ①方法一: SELECT DBMS_METADATA.GET_DDL('TABLE','T1','SYSDBA') FROM dual; ②SP_TABLEDEF('SYSDBA','t1'); 全表检索:select * from tablename; ...
If supplied as a variable (@logical_device_name_var), the backup device name can be specified either as a string constant (@logical_device_name_var= logical backup device name) or as a variable of any character string data type except for the ntext or text data types. { DISK | TAPE ...
SplitParamsConverter 将类型为 java.lang.String 的非 null 参数值进行分割的转换器 属性含义说明 params 参数名表达式 可使用 * 作为通配符,多个参数表达式之间使用逗号分隔。 regex 分割正则表达式 如“,”等。 limit 最大分割子字符串数 可缺省,指定时,必须为大于1的正整数。 参数过滤器 BlankParamsFilter 空白...
C. Use SUBSTRING with a character string The following example shows how to return only a part of a character string. From thedbo.DimEmployeetable, this query returns the family name in one column with only the first initial in the second column. ...
CHARACTER, CHARACTERISTICS, CHARACTERS, CHARACTER_LENGTH, CHARACTER_SET_CATALOG, CHARACTER_SET_NAME, CHARACTER_SET_SCHEMA, CHAR_LENGTH, CHECK, CLASS_ORIGIN, CLOB, CLOSE, COALESCE, COBOL, COLLATE, COLLATION, COLLATION_CATALOG, COLLATION_NAME, COLLATION_SCHEMA, COLLECT, COLUMN, COLUMNS, COLUMN_NAME, ...