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MySQL Tutorial/Math Numeric Functions/TRUNCATE - История изменений
2026-05-24T04:30:15Z
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в 13:44, 26 мая 2010
2010-05-26T13:44:56Z
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http://www.sqle.ru/index.php?title=MySQL_Tutorial/Math_Numeric_Functions/TRUNCATE&diff=350&oldid=prev
Admin: 1 версия
2010-05-26T09:49:49Z
<p>1 версия</p>
<p><b>Новая страница</b></p><div>== SELECT TRUNCATE(545,-2);==<br />
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<!-- start source code --><br />
<br />
<source lang="sql"><br />
mysql><br />
mysql><br />
mysql> SELECT TRUNCATE(545,-2);<br />
+------------------+<br />
| TRUNCATE(545,-2) |<br />
+------------------+<br />
| 500 |<br />
+------------------+<br />
1 row in set (0.00 sec)</source><br />
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== TRUNCATE(10.28*100,0);==<br />
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<!-- start source code --><br />
<br />
<source lang="sql"><br />
mysql><br />
mysql> SELECT TRUNCATE(10.28*100,0);<br />
+-----------------------+<br />
| TRUNCATE(10.28*100,0) |<br />
+-----------------------+<br />
| 1028 |<br />
+-----------------------+<br />
1 row in set (0.00 sec)<br />
mysql></source><br />
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== TRUNCATE(122,-2);==<br />
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<!-- start source code --><br />
<br />
<source lang="sql"><br />
mysql><br />
mysql> SELECT TRUNCATE(122,-2);<br />
+------------------+<br />
| TRUNCATE(122,-2) |<br />
+------------------+<br />
| 100 |<br />
+------------------+<br />
1 row in set (0.00 sec)<br />
mysql></source><br />
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== TRUNCATE(1.999,0);==<br />
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<!-- start source code --><br />
<br />
<source lang="sql"><br />
mysql><br />
mysql> SELECT TRUNCATE(1.999,0);<br />
+-------------------+<br />
| TRUNCATE(1.999,0) |<br />
+-------------------+<br />
| 1 |<br />
+-------------------+<br />
1 row in set (0.00 sec)<br />
mysql></source><br />
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== TRUNCATE(-1.999,1);==<br />
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<!-- start source code --><br />
<br />
<source lang="sql"><br />
mysql><br />
mysql> SELECT TRUNCATE(-1.999,1);<br />
+--------------------+<br />
| TRUNCATE(-1.999,1) |<br />
+--------------------+<br />
| -1.9 |<br />
+--------------------+<br />
1 row in set (0.00 sec)<br />
mysql></source><br />
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== TRUNCATE(X,D) returns the number X, truncated to D decimal places.==<br />
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<p>If D is 0, the result has no decimal point or fractional part.</p><br />
<p>D can be negative to cause D digits left of the decimal point of the value X to become zero.</p><br />
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<!-- start source code --><br />
<br />
<source lang="sql"><br />
mysql><br />
mysql> SELECT TRUNCATE(1.223,1);<br />
+-------------------+<br />
| TRUNCATE(1.223,1) |<br />
+-------------------+<br />
| 1.2 |<br />
+-------------------+<br />
1 row in set (0.00 sec)<br />
mysql><br />
mysql> SELECT TRUNCATE(1.999,1);<br />
+-------------------+<br />
| TRUNCATE(1.999,1) |<br />
+-------------------+<br />
| 1.9 |<br />
+-------------------+<br />
1 row in set (0.00 sec)<br />
mysql></source></div>
Admin