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package org.apache.cayenne.dba.mysql.sqltree;

import org.apache.cayenne.access.sqlbuilder.sqltree.LimitOffsetNode;
import org.apache.cayenne.access.sqlbuilder.sqltree.Node;

/**
 * @since 4.2
 */
public class MysqlLimitOffsetNode extends LimitOffsetNode {

    public MysqlLimitOffsetNode(int limit, int offset) {
        // Per MySQL documentation: "To retrieve all rows from a certain offset up to the end of the result set,
        // you can use some large number for the second parameter."
        super(limit == 0 && offset > 0 ? Integer.MAX_VALUE : limit, offset);
    }

    @Override
    public Node copy() {
        return new MysqlLimitOffsetNode(limit, offset);
    }
}