Remove the left space function from the powerful mysql trim () function bitsCN. commysql:
LTRIM (str)
Returns the string str with leading space characters removed.
The following is a code snippet:
Mysql> select ltrim ('barbar ');
-> 'Barbar'
Use the trim function in MYSQL syntax to delete bitsCN.com characters on both sides.
In actual development, you always encounter this situation.
Or in this case
If you are still using select fields from table where like '/%', it is definitely
To remove the left space function in MySQL:
LTRIM (str)
Returns the string str with leading space characters removed.
The following is a code fragment:
Copy Code code as follows:
mysql> SELECT LTRIM (' Barbar ');
-> ' Barbar '
In actual development, you always encounter this situation.
Or in this case
If you are still using select fields from table where like '/%', it is definitely a thankless practice, taking a closer look at the built-in functions of MYSQL is
Too much data will drive you crazy, if you still use selectfieldsfromtablewherelike
Too much data will drive you crazy, if you still use select fields from table where like
In actual development, you always encounter this situation.
Or in
In actual development, you will always encounter this situation
or in this situation.
If you're still using the Select fields from table where you like '/% ' is definitely a thankless practice, then it's definitely a priority to study MySQL's
SQL statement concise tutorial for linux --- TRIM, SQL concise tutorial --- trim
The TRIM function in SQL is used to remove the character header or end of a string. The most common purpose is to remove the leading or trailing blank spaces. This
Usage of Trim (), TrimStart (), and TrimEnd () in C:
These three methods are used to delete certain characters that appear at the beginning and end of a string. Trim () deletes spaces in the header and tail of a string. The deletion process is from
Remove left space in mysql:LTRIM (str)Returns the string str with leading space characters removed.The following is a code snippet:Copy codeThe Code is as follows:Mysql> select ltrim ('barbar ');-> 'Barbar' This function is multi-byte safe.Remove
The TRIM function in SQL is used to remove the character header or end of a string. The most common purpose is to remove the leading or trailing blank spaces. This function has different names in different databases:
MySQL: trim (), rtrim (), ltrim (
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