sql select syntax
select [all/distinct] <COL1>, <COL2>, <COL3>
from <TABLE_NAME>
[join <JOIN_CONDITION>]
[where <CONDITION>]
[group by <COLUMN_NAME>]
[having <SEARCH_CONDITION>]
[order by <SORT_SPECIFICATION>]
/*
Specifically for SQL -> Oracle
LEGEND:
[...] : optional entries
<...> : your specific entry
*/return columns from table sql
SELECT *
FROM INFORMATION_SCHEMA.COLUMNS -- INFORMATION_SCHEMA is an ANSI-standard (American National Standard Institute) set of read-only views which provide information about all of the tables, views, columns, and procedures in a database
WHERE TABLE_NAME = N'Customers' -- "N" defines the subsequent string (the string after the N) as being in unicodesql select
SELECT * FROM products WHERE stock_count <= 10 ORDER BY stock_count ASC;select sql
SELECT ime, prezime
FROM studenti
WHERE ime = 'Dejan';sql select statements
SELECT orders.order_id, customers.last_name
FROM orders
INNER JOIN customers
ON orders.customer_id = customers.customer_id
WHERE orders.order_id <> 1
ORDER BY orders.order_id;Copyright © 2021 Codeinu
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