Show columns from table

Show table columns

-- MySQL
DESCRIBE tableName;
SHOW COLUMNS FROM tableName;

-- SQLite3
.schema tableName

Source: grepper.com

SHOW COLUMNS Statement

SHOW [EXTENDED] [FULL] {COLUMNS | FIELDS}
    {FROM | IN} tbl_name
    [{FROM | IN} db_name]
    [LIKE 'pattern' | WHERE expr]

Source: dev.mysql.com

Show columns

Copied mysql> SHOW COLUMNS FROM City;
+------------+----------+------+-----+---------+----------------+
| Field      | Type     | Null | Key | Default | Extra          |
+------------+----------+------+-----+---------+----------------+
| Id         | int(11)  | NO   | PRI | NULL    | auto_increment |
| Name       | char(35) | NO   |     |         |                |
| Country    | char(3)  | NO   | UNI |         |                |
| District   | char(20) | YES  | MUL |         |                |
| Population | int(11)  | NO   |     | 0       |                |
+------------+----------+------+-----+---------+----------------+
5 rows in set (0.00 sec)

Source: dev.mysql.com

Show columns

mysql> SHOW COLUMNS FROM City;
+-------------+----------+------+-----+---------+----------------+
| Field       | Type     | Null | Key | Default | Extra          |
+-------------+----------+------+-----+---------+----------------+
| ID          | int(11)  | NO   | PRI | NULL    | auto_increment |
| Name        | char(35) | NO   |     |         |                |
| CountryCode | char(3)  | NO   | MUL |         |                |
| District    | char(20) | NO   |     |         |                |
| Population  | int(11)  | NO   |     | 0       |                |
+-------------+----------+------+-----+---------+----------------+

Source: dev.mysql.com

Similar codes

0 vote160 views1 answer
Comma seperated join mssql
SQL
6 votes139 views4 answers
Eloquent to sql with bindings
SQL
5 votes160 views3 answers
Mysql update field from one table to another
SQL
19 votes160 views6 answers
Sql create table
SQL
1 vote143 views1 answer
Set all the vluses in calumn in sql to false
SQL
0 vote152 views1 answer
Change role postgres
SQL
4 votes147 views4 answers
Print pl sql
SQL
0 vote150 views1 answer
An error occurred while installing mysql2 (0.5.3)
SQL
1 vote163 views1 answer
Postgresql can you have null foreign key
SQL
1 vote139 views1 answer
How to delete data from sql database in android
SQL