SELECT

Updated on 2022-11-18 GMT+08:00

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[ WITH with_query [, ...] ]

SELECT [ ALL | DISTINCT ] select_expression [, ...]

[ FROM from_item [, ...] ]

JOIN table_reference

[ON join_equality_clauses | USING (col1[, col2 ...]] ...

[ WHERE condition ]

[ GROUP BY [ ALL | DISTINCT ] grouping_element [, ...] ]

[ HAVING condition]

[ { UNION | INTERSECT | EXCEPT } [ ALL | DISTINCT ] select ]

[ ORDER BY expression [ ASC | DESC ] [, ...] ]

[ OFFSET count [ ROW | ROWS ] ]

[ LIMIT { count | ALL } ]

[ FETCH { FIRST | NEXT } [ count ] { ROW | ROWS } { ONLY | WITH TIES } ]

NOTE:

The value of from_item can be:
table_name [ [ AS ] alias [ ( column_alias [, ...] ) ] ]

from_item join_type from_item [ ON join_condition | USING ( join_column [, ...] ) ]
join_type can be:
[ INNER ] JOIN

LEFT [ OUTER ] JOIN

RIGHT [ OUTER ] JOIN

FULL [ OUTER ] JOIN

LEFT [SEMI] JOIN

RIGHT [SEMI] JOIN

LEFT [ANTI] JOIN

RIGHT [ANTI] JOIN

CROSS JOIN
grouping_element can be:
()

expression

GROUPING SETS ( ( column [, ...] ) [, ...] )

CUBE ( column [, ...] )

ROLLUP ( column [, ...] )

This statement is used to retrieve row data from zero or more tables.

Query the content of the stu table.

SELECT id,name FROM stu;

Parent topic: DQL Syntax

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