AlterMTMVInfo.java

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// to you under the Apache License, Version 2.0 (the
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package org.apache.doris.nereids.trees.plans.commands.info;

import org.apache.doris.catalog.Env;
import org.apache.doris.catalog.TableIf.TableType;
import org.apache.doris.common.DdlException;
import org.apache.doris.common.ErrorCode;
import org.apache.doris.common.UserException;
import org.apache.doris.mysql.privilege.PrivPredicate;
import org.apache.doris.nereids.exceptions.AnalysisException;
import org.apache.doris.qe.ConnectContext;

import java.util.Objects;

/**
 * MTMV info in alter MTMV.
 */
public abstract class AlterMTMVInfo {
    protected final TableNameInfo mvName;

    /**
     * constructor for alter MTMV
     */
    public AlterMTMVInfo(TableNameInfo mvName) {
        this.mvName = Objects.requireNonNull(mvName, "require mvName object");
    }

    /**
     * analyze alter table info
     */
    public void analyze(ConnectContext ctx) throws AnalysisException {
        mvName.analyze(ctx);
        if (!Env.getCurrentEnv().getAccessManager().checkTblPriv(ctx, mvName.getCtl(), mvName.getDb(),
                mvName.getTbl(), PrivPredicate.ALTER)) {
            String message = ErrorCode.ERR_TABLEACCESS_DENIED_ERROR.formatErrorMsg("ALTER",
                    ctx.getQualifiedUser(), ctx.getRemoteIP(),
                    mvName.getDb() + ": " + mvName.getTbl());
            throw new AnalysisException(message);
        }
        // check mv exist
        try {
            Env.getCurrentInternalCatalog().getDbOrAnalysisException(mvName.getDb())
                    .getTableOrDdlException(mvName.getTbl(),
                            TableType.MATERIALIZED_VIEW);
        } catch (DdlException | org.apache.doris.common.AnalysisException e) {
            throw new AnalysisException(e.getMessage(), e);
        }
    }

    public abstract void run() throws UserException;

    public TableNameInfo getMvName() {
        return mvName;
    }

}