return unique;
}
public SQLAssignItem parseAssignItem() {
SQLAssignItem item = new SQLAssignItem();
SQLExpr var = primary();
if (var instanceof SQLIdentifierExpr) {
var = new SQLVariantRefExpr(((SQLIdentifierExpr) var).getName());
}
item.setTarget(var);
if (lexer.token() == Token.COLONEQ) {
lexer.nextToken();
} else {
accept(Token.EQ);
}
item.setValue(expr());
return item;
}