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SQL support for querydsl

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/*
 * Copyright 2011, Mysema Ltd
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * http://www.apache.org/licenses/LICENSE-2.0
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.mysema.query.sql.mssql;

import com.mysema.query.types.expr.NumberExpression;
import com.mysema.query.types.template.NumberTemplate;


/**
 * Convenience functions and constants for SQL Server usage
 *
 * @author tiwe
 *
 */
public final class SQLServerGrammar {

    private SQLServerGrammar() {}

    @Deprecated
    public static final NumberExpression rowNumber = NumberTemplate.create(Long.class, "row_number");

    @Deprecated
    public static final NumberExpression rn = NumberTemplate.create(Long.class, "rn");

    static String tableHints(SQLServerTableHints... tableHints) {
        StringBuilder hints = new StringBuilder(" with ").append("(");
        for (int i = 0; i < tableHints.length; i++) {
            if (i > 0) {
                hints.append(", ");
            }
            hints.append(tableHints[i].name());
        }
        hints.append(")");
        return hints.toString();
    }

}