if (lexer.token() == (Token.PRIMARY)) {
lexer.nextToken();
accept(Token.KEY);
MySqlPrimaryKey primaryKey = new MySqlPrimaryKey();
if (identifierEquals("USING")) {
lexer.nextToken();
primaryKey.setIndexType(lexer.stringVal());
lexer.nextToken();
}
accept(Token.LPAREN);
for (;;) {
primaryKey.getColumns().add(this.exprParser.expr());
if (!(lexer.token() == (Token.COMMA))) {
break;
} else {
lexer.nextToken();
}