TimeTravelTableWrapper.java

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package org.apache.doris.catalog;

import com.google.common.collect.Maps;

import java.util.List;

/**
 * Marks a base-table scan used for time-travel reconstruction.
 *
 * <p>The wrapper keeps hidden history and TTL columns in the scan output. The ordinary BE TTL
 * policy is disabled for this scan; the logical time-travel plan applies TTL only after historical
 * rows have been reconstructed.
 */
public class TimeTravelTableWrapper extends OlapTableWrapper {

    public TimeTravelTableWrapper(OlapTable originTable) {
        super(originTable, originTable.getName(), originTable.getBaseSchema(true),
                originTable.getKeysType(), Maps.newHashMap());
    }

    @Override
    public boolean getEnableUniqueKeyMergeOnWrite() {
        return originTable.getEnableUniqueKeyMergeOnWrite();
    }

    @Override
    public List<Index> getIndexes() {
        return originTable.getIndexes();
    }

    @Override
    public boolean isColocateTable() {
        return originTable.isColocateTable();
    }

    @Override
    public boolean hasRowTtl() {
        return originTable.hasRowTtl();
    }
}