BlackholeInsertExecutor.java

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// to you under the Apache License, Version 2.0 (the
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//
//   http://www.apache.org/licenses/LICENSE-2.0
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package org.apache.doris.nereids.trees.plans.commands.insert;

import org.apache.doris.catalog.TableIf;
import org.apache.doris.common.ErrorCode;
import org.apache.doris.common.UserException;
import org.apache.doris.common.util.DebugUtil;
import org.apache.doris.common.util.Util;
import org.apache.doris.nereids.NereidsPlanner;
import org.apache.doris.nereids.trees.plans.physical.PhysicalSink;
import org.apache.doris.planner.DataSink;
import org.apache.doris.planner.PlanFragment;
import org.apache.doris.qe.ConnectContext;
import org.apache.doris.qe.QueryState;
import org.apache.doris.qe.StmtExecutor;

import com.google.common.base.Strings;
import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;

import java.util.Optional;

/**
 * Insert executor for blackhole table
 */
public class BlackholeInsertExecutor extends AbstractInsertExecutor {
    private static final Logger LOG = LogManager.getLogger(BlackholeInsertExecutor.class);

    /**
     * constructor
     */
    public BlackholeInsertExecutor(ConnectContext ctx, TableIf table, String labelName, NereidsPlanner planner,
            Optional<InsertCommandContext> insertCtx, boolean emptyInsert) {
        super(ctx, table, labelName, planner, insertCtx, emptyInsert);
    }

    @Override
    public void beginTransaction() {
    }

    @Override
    protected void beforeExec() throws UserException {
        // do nothing
    }

    @Override
    protected void finalizeSink(PlanFragment fragment, DataSink sink, PhysicalSink physicalSink) {
        // do nothing
    }

    @Override
    protected void onComplete() {
        if (ctx.getState().getStateType() == QueryState.MysqlStateType.ERR) {
            LOG.warn("blackhole insert failed. label: {}, error: {}",
                    labelName, coordinator.getExecStatus().getErrorMsg());
        }
    }

    @Override
    protected void onFail(Throwable t) {
        errMsg = t.getMessage() == null ? "unknown reason" : Util.getRootCauseMessage(t);
        String queryId = DebugUtil.printId(ctx.queryId());
        LOG.warn("insert [{}] with query id {} abort txn {} failed", labelName, queryId, txnId);
        StringBuilder sb = new StringBuilder(errMsg);
        if (!Strings.isNullOrEmpty(coordinator.getTrackingUrl())) {
            sb.append(". url: ").append(coordinator.getTrackingUrl());
        }
        ctx.getState().setError(ErrorCode.ERR_UNKNOWN_ERROR, sb.toString());
    }

    @Override
    protected void afterExec(StmtExecutor executor) {

    }
}