RecoverPartitionStmt.java

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// to you under the Apache License, Version 2.0 (the
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// with the License.  You may obtain a copy of the License at
//
//   http://www.apache.org/licenses/LICENSE-2.0
//
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package org.apache.doris.analysis;

import org.apache.doris.catalog.Env;
import org.apache.doris.common.AnalysisException;
import org.apache.doris.common.ErrorCode;
import org.apache.doris.common.ErrorReport;
import org.apache.doris.common.UserException;
import org.apache.doris.common.util.Util;
import org.apache.doris.mysql.privilege.PrivPredicate;
import org.apache.doris.qe.ConnectContext;

import com.google.common.base.Strings;

public class RecoverPartitionStmt extends DdlStmt implements NotFallbackInParser {
    private TableName dbTblName;
    private String partitionName;
    private long partitionId = -1;
    private String newPartitionName = "";

    public RecoverPartitionStmt(TableName dbTblName, String partitionName, long partitionId, String newPartitionName) {
        this.dbTblName = dbTblName;
        this.partitionName = partitionName;
        this.partitionId = partitionId;
        if (newPartitionName != null) {
            this.newPartitionName = newPartitionName;
        }
    }

    public String getDbName() {
        return dbTblName.getDb();
    }

    public String getTableName() {
        return dbTblName.getTbl();
    }

    public String getPartitionName() {
        return partitionName;
    }

    public long getPartitionId() {
        return partitionId;
    }

    public String getNewPartitionName() {
        return newPartitionName;
    }

    @Override
    public void analyze(Analyzer analyzer) throws AnalysisException, UserException {
        dbTblName.analyze(analyzer);
        // disallow external catalog
        Util.prohibitExternalCatalog(dbTblName.getCtl(), this.getClass().getSimpleName());
        if (!Env.getCurrentEnv().getAccessManager()
                .checkTblPriv(ConnectContext.get(), dbTblName.getCtl(), dbTblName.getDb(),
                        dbTblName.getTbl(), PrivPredicate.ALTER_CREATE)) {
            ErrorReport.reportAnalysisException(ErrorCode.ERR_TABLEACCESS_DENIED_ERROR, "RECOVERY",
                    ConnectContext.get().getQualifiedUser(),
                    ConnectContext.get().getRemoteIP(),
                    dbTblName.getDb() + ": " + dbTblName.getTbl());
        }
    }

    @Override
    public String toSql() {
        StringBuilder sb = new StringBuilder();
        sb.append("RECOVER PARTITION ").append(partitionName);
        if (this.partitionId != -1) {
            sb.append(" ");
            sb.append(this.partitionId);
        }
        if (!Strings.isNullOrEmpty(newPartitionName)) {
            sb.append(" AS ");
            sb.append(this.newPartitionName);
        }
        sb.append(" FROM ");
        if (!Strings.isNullOrEmpty(getDbName())) {
            sb.append(getDbName()).append(".");
        }
        sb.append(getTableName());
        return sb.toString();
    }

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