CreateMTMVCommand.java

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package org.apache.doris.nereids.trees.plans.commands;

import org.apache.doris.analysis.StmtType;
import org.apache.doris.catalog.Env;
import org.apache.doris.nereids.trees.plans.PlanType;
import org.apache.doris.nereids.trees.plans.commands.info.CreateMTMVInfo;
import org.apache.doris.nereids.trees.plans.visitor.PlanVisitor;
import org.apache.doris.qe.ConnectContext;
import org.apache.doris.qe.StmtExecutor;

import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;

import java.util.Objects;

/**
 * create multi table materialized view
 */
public class CreateMTMVCommand extends Command implements ForwardWithSync {

    public static final Logger LOG = LogManager.getLogger(CreateMTMVCommand.class);
    private final CreateMTMVInfo createMTMVInfo;

    /**
     * constructor
     */
    public CreateMTMVCommand(CreateMTMVInfo createMTMVInfo) {
        super(PlanType.CREATE_MTMV_COMMAND);
        this.createMTMVInfo = Objects.requireNonNull(createMTMVInfo, "require CreateMTMVInfo object");
    }

    @Override
    public void run(ConnectContext ctx, StmtExecutor executor) throws Exception {
        createMTMVInfo.analyze(ctx);
        Env.getCurrentEnv().createTable(createMTMVInfo.translateToLegacyStmt());
    }

    @Override
    public <R, C> R accept(PlanVisitor<R, C> visitor, C context) {
        return visitor.visitCreateMTMVCommand(this, context);
    }

    @Override
    public StmtType stmtType() {
        return StmtType.CREATE;
    }

}