The InfluxDB Cloud Serverless SQL implementation supports the following string functions for operating on string values: ascii bit_length btrim char_length character_length substr_index uuid ascii Returns the ASCII value of the first character in a string. asciireturns a 32-bit integer. To use wi...
The SELECT query below demonstrates the use of SUBSTR and INSTR functions. SUBSTR function returns the portion of input string from 1st position to 5th position. INSTR function returns the numeric position of character 'a' in the first name. SELECT SUBSTR (first_name,1,5), INSTR (first_name...
In Standard SQL, we can use the translate() function to remove a character from a string. The function syntax is as shown: TRANSLATE(expression, source_characters, target_characters) The function will replace each character specified in the source_characters parameter with the corresponding target_...
the search string must be provided in lowercase. Similarly, if we use the UPPER function, the search string must be in uppercase. Otherwise, we’ll get no matches.
string_expression A string of characters and wildcard characters. [ NOT ] LIKE Indicates that the subsequent character string is to be used with pattern matching. For more information, see LIKE. ESCAPE 'escape_ character' Allows for a wildcard character to be searched for in a character string...
SQL_CCS_CREATE_CHARACTER_SETSQL_CCS_COLLATE_CLAUSESQL_CCS_LIMITED_COLLATIONSQL-92 完全一致性驱动程序将始终按支持返回所有这些选项。 返回值为“0”表示 不支持 CREATE CHARACTER SET 语句。 SQL_CREATE_COLLATION 3.0 一个SQLUINTEGER 位掩码,用于枚举 CREATE COLLATION 语句中的子句,如数据源支持的 SQL-92 ...
string_expression [ NOT ] LIKE LIKE (Transact-SQL) ESCAPE'escape_ character' Allows for a wildcard character to be searched for in a character string instead of functioning as a wildcard.escape_characteris the character that is put in front of the wildcard character to indicate this special...
FindLastoccurrence of any character/ word in the string : In the example given below, we need to search for thelastoccurrence of word‘the’in the sentence. DECLARE@StringASVARCHAR(100) DECLARE@Search_StringASVARCHAR(100) SET@String ='The SQL SERVER is one of the best applications of Mic...
This will tell Oracle SQL to start at the second character from the end of the string (the last “l” in “seashells”) and search forward until it finds the 5th instance of “s” — in this case, the first letter of “she”, which will return 1. ...
character, the ESCAPE keyword and escape character must be provided. For example, a sample database contains a column named comment that contains the text 30%. To search for any rows that contain the string 30% anywhere in the comment column, specify a WHERE clause such asWHERE comment LIKE...