1、left() LEFT (<character_expression>, <integer_expression>) 返回character_expression 左起 integer_expression 个字符。 2、RIGHT() RIGHT (<character_expression>, <integer_expression>) 返回character_expression 右起 integer_expression 个字符。 3、SUBSTRING() SUBSTRING (<expression>, <starting_ positi...
CHARACTER_LENGTH INNER SIZE CHECK INPUT SMALLINT CLOSE INSENSITIVE SOME COALESCE INSERT SPACE COLLATE INT SQL COLLATION INTEGER SQLCA COLUMN INTERSECT SQLCODE COMMIT INTERVAL SQLERROR CONNECT INTO SQLSTATE CONNECTION IS SQLWARNING CONSTRAINT ISOLATION SUBSTRING CONSTRAINTS JOIN SUM CONTINUE...
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LEFT (<character_expression>, <integer_expression>) 返回character_expression 左起 integer_expression 个字符。 2、RIGHT() RIGHT (<character_expression>, <integer_expression>) 返回character_expression 右起 integer_expression 个字符。 3、SUBSTRING() SUBSTRING (<expression>, <starting_ position>, length...
LEFT(),RIGHT(),SUBSTRING() --函数返回部分字符串 CHARINDEX(),PATINDEX() --函数返回字符串中某个指定的子串出现的开始位置 SOUNDEX() --函数返回一个四位字符码 --SOUNDEX函数可用来查找声音相似的字符串但SOUNDEX函数对数字和汉字均只返回0 值
CHARACTER LOCATOR SQLWARNING CLASS MAP START CLOB MATCH STATE COLLATION MEMBER STATEMENT COLLECT METHOD STATIC COMPLETION MINUTE STDDEV_POP CONDITION MOD STDDEV_SAMP CONNECT MODIFIES STRUCTURE CONNECTION MODIFY SUBMULTISET CONSTRAINTS MODULE SUBSTRING_REGEX ...
There are two types of binary collations in SQL Server:The legacy BIN collations, which performed an incomplete code-point-to-code-point comparison for Unicode data. Legacy binary collations compared the first character as WCHAR, followed by a byte-by-byte comparison. In a BIN collation, only ...
TABLE_COMMENT AS 表说明, COLUMN_NAME 字段代码, SUBSTRING_INDEX(COLUMN_COMMENT,";",1) 字段名, SUBSTRING_INDEX(COLUMN_COMMENT,";",1) 字段注释, UPPER(DATA_TYPE) 字段类型, CHARACTER_MAXIMUM_LENGTH 长度, IF(COLUMN_KEY='PRI', 'TRUE','FALSE') AS 是否主键, "FALSE" AS 是否外键, IF(IS_...
Find Number of Occurences of character in Given String Find object owner Find partitions, row count of each partition of a partition table Find root of each ID in tree table SQL Find rows divisible by amount find table names of the index names in sql server 2000 Find the Bad Row: Arithmet...
本文总结一些常用的字符串函数。还是在databricks社区版。 字符串截取函数:substr \ substring 字符串的长度函数 len \ length 字符串定位函数 instr 字符串分割函数 split \ split_part 字符串去空格函数:trim …