BNF for sql.jj

NON-TERMINALS

QueryStatement	::=	"SELECT" SelectList FromClause ( "WHERE" WhereClause )? ( GroupByClause )? ( ";" )?
SelectList	::=	( "" \| SelectItem ( "," SelectItem ) )
SelectItem	::=	( SelectStar \| ColumnName ( SelectAlias )? )
SelectStar	::=	OracleObjectName ".*"
ColumnName	::=	( TableReference "." OracleObjectName \| OracleObjectName ( "." OracleObjectName )? )
SelectAlias	::=	( "AS" )? <S_IDENTIFIER>
CatalogName	::=	OracleObjectName
SchemaName	::=	OracleObjectName
TableName	::=	OracleObjectName
OracleObjectName	::=	( <S_IDENTIFIER> \| <S_QUOTED_IDENTIFIER> )
FromClause	::=	"FROM" FromItem ( "," FromItem )*
TableReference	::=	CatalogName "." SchemaName "." TableName
FromItem	::=	TableReference ( TableAlias )?
TableAlias	::=	<S_IDENTIFIER>
WhereClause	::=	( AndClause \| UnaryClause )
AndClause	::=	( UnaryClause "AND" UnaryClause \| "(" AndClause ")" )
UnaryClause	::=	( "(" SQLRelationalExpression ")" \| SQLRelationalExpression )
SQLRelationalExpression	::=	SQLSimpleExpression ( SQLRelationalOperatorExpression \| ( SQLInClause ) )
SQLRelationalOperatorExpression	::=	Relop SQLSimpleExpression
SQLSimpleExpression	::=	( ColumnName \| <S_NUMBER> \| <S_CHAR_LITERAL> \| "?" )
Relop	::=	"="
SQLExpressionList	::=	SQLSimpleExpression ( "," SQLSimpleExpression )*
SQLInClause	::=	"IN" "(" SQLExpressionList ")"
GroupByClause	::=	"GROUP" "BY" SQLExpressionList