Writing Strings That Include Quotes or Special Characters : Char « Data Type « SQL / MySQL






Writing Strings That Include Quotes or Special Characters

      
mysql>
mysql>
mysql> SELECT "I'm asleep";
+------------+
| I'm asleep |
+------------+
| I'm asleep |
+------------+
1 row in set (0.00 sec)

mysql>
mysql> SELECT 'He said, "Boo!"';
+-----------------+
| He said, "Boo!" |
+-----------------+
| He said, "Boo!" |
+-----------------+
1 row in set (0.00 sec)

   
    
    
    
    
    
  








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1.CHAR(n): character string with specified length
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3.The CHAR data type is a fixed-length character data type that can store up to 255 characters.
4.Add zero to the values to force a string-to-number conversion
5.To include a quote character within a string that is quoted by the same kind of quote,
6.Testing String Equality or Relative Ordering
7.To find out whether a string lies within a given range of values (inclusive)
8.If you are comparing strings and numerics, or floating-point numbers and integers, MySQL will compare them as
9.Not equal char type value
10.Max with char type values
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