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Oracle PL/SQL/Numeric Math Functions/TAN - История изменений
2026-04-04T17:59:57Z
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в 13:45, 26 мая 2010
2010-05-26T13:45:19Z
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Admin: 1 версия
2010-05-26T09:55:10Z
<p>1 версия</p>
<p><b>Новая страница</b></p><div>==TAN: Returns the tangent of a value==<br />
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<!-- start source code --><br />
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<source lang="sql"><br />
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SQL><br />
SQL> -- create demo table<br />
SQL> create table TestTable(<br />
2 ID VARCHAR2(4 BYTE) NOT NULL,<br />
3 MyName VARCHAR2(10 BYTE),<br />
4 MyDate DATE,<br />
5 MyNumber Number(8,2)<br />
6 )<br />
7 /<br />
Table created.<br />
SQL><br />
SQL><br />
SQL> insert into TestTable (ID, MyName, MyDate, MyNumber) values("1","Alison",to_date("19960711","YYYYMMDD"),12.12);<br />
1 row created.<br />
SQL> insert into TestTable (ID, MyName, MyDate, MyNumber) values("1","Alison",to_date("19970622","YYYYMMDD"),-12.12);<br />
1 row created.<br />
SQL> insert into TestTable (ID, MyName, MyDate, MyNumber) values("1","Alison",to_date("19980513","YYYYMMDD"),22.1);<br />
1 row created.<br />
SQL> insert into TestTable (ID, MyName, MyDate, MyNumber) values("1","Alison",to_date("19990624","YYYYMMDD"),-2.12);<br />
1 row created.<br />
SQL> insert into TestTable (ID, MyName, MyDate, MyNumber) values("1","Alison",to_date("20000415","YYYYMMDD"),2.1);<br />
1 row created.<br />
SQL><br />
SQL><br />
SQL> select * from TestTable<br />
2<br />
SQL><br />
SQL> --TAN: Returns the tangent of a value<br />
SQL> SELECT TAN(MyNumber*2*3.1416/360) FROM TestTable;<br />
TAN(MYNUMBER*2*3.1416/360)<br />
--------------------------<br />
.214747078<br />
-.21474708<br />
.406058943<br />
-.03701796<br />
.036668421<br />
SQL><br />
SQL> drop table TestTable;<br />
Table dropped.<br />
SQL><br />
SQL><br />
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</source><br />
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==TAN() returns the tangent of the <numeric expression> argument passed to it.==<br />
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<!-- start source code --><br />
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<source lang="sql"><br />
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Syntax: TAN(<numeric expression>)<br />
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SQL><br />
SQL><br />
SQL> SELECT TAN(36) AS RESULT from dual;<br />
RESULT<br />
----------<br />
7.75047091<br />
SQL><br />
</source><br />
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==TAN(x): Returns the tangent of x==<br />
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<!-- start source code --><br />
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<source lang="sql"><br />
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SQL> --TAN(x): Returns the tangent of x.<br />
SQL><br />
SQL> select TAN(0) from dual;<br />
TAN(0)<br />
----------<br />
0<br />
SQL><br />
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</source></div>
Admin