테이블 명세

<extended table specification comma list>

<table specification> [ {, <table specification>
| <qualified join table specification> }... ]

<table specification>

<class specification>
[ <correlation> ]
| <meta class specification>
[ <correlation> ]
| <subquery> <correlation>
| TABLE ( <expression> ) <correlation>

<correlation>

[ AS ] <identifier>
[ ( <identifier comma list> ) ]

<qualified join table specification>

[ INNER | { LEFT | RIGHT [ OUTER ] ] JOIN <table specification>
[ <join condition> ]

<join condition>

ON <search condition>

<class type>

CLASS
| TABLE
| VCLASS
| VIEW

<class specification>

<single class specification>
| ( <single class specification comma list> )

<single class specification>

[ ONLY ] <class name>
| ALL <class name>
[ ( EXCEPT <class specification comma list> ) ]

<meta class specification>

CLASS <class name>