Query syscolumns : syscolumns « System Tables Views « SQL Server / T-SQL Tutorial

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SQL Server / T-SQL Tutorial » System Tables Views » syscolumns 
27. 24. 1. Query syscolumns
3CREATE TABLE customer
4(
5> cust_id       smallint       NOT NULL,
6> cust_name     varchar(50)    NOT NULL,
7> cust_addr1    varchar(50)    NOT NULL,
8> cust_addr2    varchar(50)    NOT NULL,
9> cust_city     varchar(50)    NOT NULL,
10> cust_state    char(2)        NOT NULL,
11> cust_zip      varchar(10)    NOT NULL,
12> cust_phone    varchar(10)    NOT NULL,
13> cust_fax      varchar(20)    NOT NULL,
14> cust_email    varchar(30)    NOT NULL,
15> cust_web_url  varchar(20)    NOT NULL
16)
17> GO
1>
2SELECT colid, name, xtype, length, xusertype, offset
3FROM syscolumns WHERE id=object_id('customer')
4> GO
colid  name                                                                                                                             xtype length xusertype offset
------ -------------------------------------------------------------------------------------------------------------------------------- ----- ------ --------- ------
     cust_id                                                                                                                             52      2        52      2
     cust_name                                                                                                                          167     50       167     -1
     cust_addr1                                                                                                                         167     50       167     -2
     cust_addr2                                                                                                                         167     50       167     -3
     cust_city                                                                                                                          167     50       167     -4
     cust_state                                                                                                                         175      2       175      4
     cust_zip                                                                                                                           167     10       167     -5
     cust_phone                                                                                                                         167     10       167     -6
     cust_fax                                                                                                                           167     20       167     -7
    10 cust_email                                                                                                                         167     30       167     -8
    11 cust_web_url                                                                                                                       167     20       167     -9

(11 rows affected)
1>
2> drop table customer;
3> GO
1>
27. 24. syscolumns
27. 24. 1. Query syscolumns
27. 24. 2. Selecting the length of a column from syscolumns.
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