get the mysql table columns data type mysql
SHOW COLUMNS FROM mydb.mytable;get the mysql table columns data type mysql
SHOW COLUMNS FROM mydb.mytable;how to select multiple columns from different tables in mysql
-- MySQL
-- t1 = table1
-- dt2 = column of table
SELECT t1.dt2, t2.dt4, t2.dt5, t2.dt3 #get dt3 data from table2
FROM table1 t1, table2 t2 -- Doesn't need to have t1, or t2
WHERE t1.dt2 = 'asd' AND t2.dt4 = 'qax' AND t2.dt5 = 456sql show columns in table
DESCRIBE table1;
-- result:
+----------------------+---------------------------+------+-----+-------------------+
| Field | Type | Null | Key | Default | Extra |
+----------------------+---------------------------+------+-----+-------------------+
| film_id | smallint(5) unsigned | NO | | 0 | |
| title | varchar(128) | NO | | NULL | |
| description | text | YES | | NULL | |
| release_year | year(4) | YES | | NULL | |
| language_id | tinyint(3) unsigned | NO | | NULL | |
| original_language_id | tinyint(3) unsigned | YES | | NULL | |
| rental_duration | tinyint(3) unsigned | NO | | 3 | |
| rental_rate | decimal(4,2) | NO | | 4.99 |Copyright © 2021 Codeinu
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