Sample commands: Difference between revisions

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</pre>
</pre>
* You can use db_name.tbl_name as an alternative to the tbl_name FROM db_name syntax. In other words, these two statements are equivalent:
* You can use db_name.tbl_name as an alternative to the tbl_name FROM db_name syntax. In other words, these two statements are equivalent:
 
<nowiki>
<nowiki>SHOW COLUMNS FROM City;
SHOW COLUMNS FROM City;
 
MariaDB [testsietske]> SHOW COLUMNS FROM mytable FROM mydb;
MariaDB [testsietske]> SHOW COLUMNS FROM mytable FROM mydb;
MariaDB [testsietske]> SHOW COLUMNS FROM mydb.mytable;
MariaDB [testsietske]> SHOW COLUMNS FROM mydb.mytable;
</nowiki>
</nowiki>
* show only first 10 results
* show only first 10 results
<nowiki>MariaDB [testsietske]> select * from City limit 10;
<nowiki>
MariaDB [testsietske]> select * from City limit 10;
</nowiki>  
</nowiki>  
* show result 10 to 30
* show result 10 to 30
<nowiki>MariaDB [testsietske]> select * from City limit 20 offset 10;</nowiki>
<nowiki>
MariaDB [testsietske]> select * from City limit 20 offset 10;</nowiki>

Revision as of 05:57, 3 September 2015

testdatabase 'testsietske';

> mysql -u root

MariaDB [testsietske]> use testsietske;

MariaDB [testsietske]> show tables;

MariaDB [testsietske]> select * from City;

MariaDB [testsietske]> select * from City where Countrycode = "NLD";

MariaDB [testsietske]> select * from City where District = "Noord-Holland";

MariaDB [testsietske]> select * from City where Countrycode = "NLD" and  population > "100000";


MariaDB [testsietske]> show tables;

MariaDB [testsietske]> select * from Country where Continent = "Europe";

----
  • You can use db_name.tbl_name as an alternative to the tbl_name FROM db_name syntax. In other words, these two statements are equivalent:

SHOW COLUMNS FROM City; MariaDB [testsietske]> SHOW COLUMNS FROM mytable FROM mydb; MariaDB [testsietske]> SHOW COLUMNS FROM mydb.mytable;

  • show only first 10 results

MariaDB [testsietske]> select * from City limit 10;

  • show result 10 to 30

MariaDB [testsietske]> select * from City limit 20 offset 10;