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package org.jooq.meta;

import org.jooq.SortOrder;

An interface defining a column of an index.
Author:
Lukas Eder/**
 * An interface defining a column of an index.
 *
 * @author Lukas Eder
 */
public interface IndexColumnDefinition extends TypedElementDefinition<IndexDefinition>, PositionedDefinition {

    
The ASC or DESC sort order
/**
     * The <code>ASC</code> or <code>DESC</code> sort order
     */
    SortOrder getSortOrder();

    
The table column definition that this index column definition is backed
by.

This may be a virtual and/or invisible column, e.g. in case this index is
a function-based index.
/**
     * The table column definition that this index column definition is backed
     * by.
     * <p>
     * This may be a virtual and/or invisible column, e.g. in case this index is
     * a function-based index.
     */
    ColumnDefinition getColumn();
}