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• 5.0.9
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• HawqDialect.java

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com.jn.sqlhelper.dialect.internal.HawqDialect Maven / Gradle / Ivy

package com.jn.sqlhelper.dialect.internal;

import com.jn.sqlhelper.dialect.internal.limit.LimitOffsetLimitHandler;

/**
 * http://hawq.apache.org/docs/userguide/2.3.0.0-incubating/reference/sql/SELECT.html
 * 

 * SELECT [ALL | DISTINCT [ON ( [, ...])]]
 * |  [[AS] ] [, ...]
 * [FROM  [, ...]]
 * [WHERE ]
 * [GROUP BY  [, ...]]
 * [HAVING  [, ...]]
 * [WINDOW  AS ()]
 * [{UNION | INTERSECT | EXCEPT} [ALL] ]
 * [ORDER BY  [ASC | DESC | USING ] [, ...]]
 * [LIMIT { | ALL}]
 * [OFFSET ]
 */
public class HawqDialect extends AbstractDialect {
    public HawqDialect() {
        super();
        setLimitHandler(new LimitOffsetLimitHandler());
    }

    @Override
    public boolean isSupportsLimit() {
        return true;
    }

    @Override
    public boolean isSupportsLimitOffset() {
        return true;
    }

    @Override
    public boolean isBindLimitParametersInReverseOrder() {
        return true;
    }
}
    

    

    

            
    

            

    
    






    
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