в 13:46, 26 мая 2010

2010-05-26T13:46:16Z

Admin: 1 версия

2010-05-26T10:23:59Z

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== COL_NAME requiring the ID of the table and the column ID (position) of the column whose name you are after==



<source lang="sql">
3>
4>
5> CREATE TABLE publishers(
6> pub_id char(4) NOT NULL,
7> pub_name varchar(40) NULL,
8> city varchar(20) NULL,
9> state char(2) NULL,
10> country varchar(30) NULL DEFAULT("USA")
11> )
12> GO
1>
2>
3> insert publishers values("1", "Publisher A", "Vancouver", "MA", "USA")
4> insert publishers values("2", "Publisher B", "Washington", "DC", "USA")
5> insert publishers values("3", "Publisher C", "Berkeley", "CA", "USA")
6> insert publishers values("4", "Publisher D", "New York", "NY", "USA")
7> insert publishers values("5", "Publisher E", "Chicago", "IL", "USA")
8> insert publishers values("6", "Publisher F", "Dallas", "TX", "USA")
9> insert publishers values("7", "Publisher G", "Vancouver", "BC", "Canada")
10> insert publishers values("8", "Publisher H", "Paris", NULL, "France")
11> GO
(1 rows affected)
(1 rows affected)
(1 rows affected)
(1 rows affected)
(1 rows affected)
(1 rows affected)
(1 rows affected)
(1 rows affected)
1>
2>
3> SELECT COL_NAME(OBJECT_ID("publishers"), 1)
4> GO
--------------------------------------------------------------------------------------------------------------------------------
pub_id
(1 rows affected)
1>
2> drop table publishers;
3> GO
1></source>

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SQL Server/T-SQL Tutorial/System Functions/COL NAME - История изменений

в 13:46, 26 мая 2010

Admin: 1 версия