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mysql> SET @X = 20.7;
Query OK, 0 rows affected (0.00 sec)
 
mysql> SELECT ELT( (CEIL(@X)=@X) + 1 , @X ,TRUNCATE(@X,0));
+----------------------------------------------+
| ELT( (CEIL(@X)=@X) + 1 , @X ,TRUNCATE(@X,0)) |
+----------------------------------------------+
| 20.7                                         |
+----------------------------------------------+
1 row in set (0.00 sec)
 
mysql> SET @X = 20;
Query OK, 0 rows affected (0.00 sec)
 
mysql> SELECT ELT( (CEIL(@X)=@X) + 1 , @X ,TRUNCATE(@X,0));
+----------------------------------------------+
| ELT( (CEIL(@X)=@X) + 1 , @X ,TRUNCATE(@X,0)) |
+----------------------------------------------+
| 20                                           |
+----------------------------------------------+
1 row in set (0.00 sec) | 
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