Soundex() 返回串的SOUNDEX值(SOUNDEX是一个将任何文本串转换成其语音表示的字母数字模式的算法,姓名模糊查询) SubString() 返回子串的字符 Upper()将串转换成大写 2.日期时间处理函数 AddDate() 增加一个日期(天、周等) AddTime() 增加一个时间(时、分等) CurDate() 返回当前日期 CurTime() 返回当前时间 Date...
It returns the position of SUBSTRING using the case-sensitive search using the CHARINDEX function. We can also add an optional starting position in the CHARINDEX() function. For example, in the below query, the 2ndquery specifies a starting position at 8. Therefore, it starts looking for the ...
28 Data Warehouse Service SQL Syntax Keyword SUBCLASS_ORIGIN SUBLIST SUBSTRING SUM SUPERUSER SYMMETRIC SYNONYM SYS_REFCURSOR SYSDATE SYSID SYSTEM SYSTEM_USER TABLE TABLES TABLE_NAME TEMP TEMPLATE TEMPORARY TERMINATE TEXT THAN THEN TIME TIME_FORMAT TIMESTAMP GaussDB(DWS) - - Non-reserved (excluding ...
substring_index(blog_url,'/',-1) 截取SUBSTRING: substr(blog_url,11,length(blog_url)-10) 假设日期时间字符串是"2023-11-18 15:30:45",使用SUBSTRING(Date_time FROM 12 FOR 2)将返回"15",即提取了字符串的第12个字符开始的两个字符,即时间部分。 语法:SUBSTR(string, start, length) 参数:string...
SUBSTRING ( expression ,start , length ) For example, SELECT SUBSTRING('Hello World',1,5) will yield the result "Hello". Keep in mind "start" and "length" can be expressions themselves as well, as long as they return a positive integer, negative integer or a bigint. ...
In Like '%age of empires III%' this will search for any matching substring in your rows, and it will show in results. Share Improve this answer Follow answered Feb 16, 2013 at 7:52 Vishwanath Dalvi 36.4k4141 gold badges125125 silver badges156156 bronze badges Add a comment 77 ...
SELECT SUBSTRING('LGAG4DY30B353',1,10) --截取前10位返回结果 LGAG4DY30B 1. STUFF ( character_expression , start , length , replaceWith_expression ) 参数 .character_expression 字符数据的表达式可以是常量、变量,也可以是字符列或二进制数据列。
用sp_lock查询显示的信息量很少,也很难看出谁被谁阻塞。所以当数据库版本为2005及以上时不建议使用。 二.阻塞查询 dm_tran_locks SELECTt1.resource_type, t1.resource_database_id, t1.resource_associated_entity_id, t1.request_mode, t1.request_session_id, ...
(qs.sql_handle) st WHERE SUBSTRING(st.text, (qs.statement_start_offset/2) + 1, ((CASE statement_end_offset WHEN -1 THEN DATALENGTH(st.text) ELSE qs.statement_end_offset END - qs.statement_start_offset)/2) + 1) not like '�tch%' ORDER BY total_elapsed_time / execution_count ...
Transact-SQL reference for the SUBSTRING function. This function returns a portion of a specified character, binary, text, or image expression.