Examples with HiveMetaException org.apache.hadoop.hive.metastore.HiveMetaException used on opensource projects

Example 31 with HiveMetaException

use of org.apache.hadoop.hive.metastore.HiveMetaException in project hive by apache.

the class HiveSchemaTool method checkMetaStoreTableLocation.

private boolean checkMetaStoreTableLocation(Connection conn, URI[] defaultServers) throws HiveMetaException {
    String tabLoc, tabIDRange;
    boolean isValid = true;
    int numOfInvalid = 0;
    if (needsQuotedIdentifier) {
        tabIDRange = "select max(\"TBL_ID\"), min(\"TBL_ID\") from \"TBLS\" ";
    } else {
        tabIDRange = "select max(TBL_ID), min(TBL_ID) from TBLS";
    }
    if (needsQuotedIdentifier) {
        tabLoc = "select tbl.\"TBL_ID\", tbl.\"TBL_NAME\", sd.\"LOCATION\", dbt.\"DB_ID\", dbt.\"NAME\" from \"TBLS\" tbl inner join " + "\"SDS\" sd on tbl.\"SD_ID\" = sd.\"SD_ID\" and tbl.\"TBL_TYPE\" != '" + TableType.VIRTUAL_VIEW + "' and tbl.\"TBL_ID\" >= ? and tbl.\"TBL_ID\"<= ? " + "inner join \"DBS\" dbt on tbl.\"DB_ID\" = dbt.\"DB_ID\" order by tbl.\"TBL_ID\" ";
    } else {
        tabLoc = "select tbl.TBL_ID, tbl.TBL_NAME, sd.LOCATION, dbt.DB_ID, dbt.NAME from TBLS tbl join SDS sd on tbl.SD_ID = sd.SD_ID and tbl.TBL_TYPE !='" + TableType.VIRTUAL_VIEW + "' and tbl.TBL_ID >= ? and tbl.TBL_ID <= ?  inner join DBS dbt on tbl.DB_ID = dbt.DB_ID order by tbl.TBL_ID";
    }
    long maxID = 0, minID = 0;
    long rtnSize = 2000;
    try {
        Statement stmt = conn.createStatement();
        ResultSet res = stmt.executeQuery(tabIDRange);
        if (res.next()) {
            maxID = res.getLong(1);
            minID = res.getLong(2);
        }
        res.close();
        stmt.close();
        PreparedStatement pStmt = conn.prepareStatement(tabLoc);
        while (minID <= maxID) {
            pStmt.setLong(1, minID);
            pStmt.setLong(2, minID + rtnSize);
            res = pStmt.executeQuery();
            while (res.next()) {
                String locValue = res.getString(3);
                String entity = "Database " + getNameOrID(res, 5, 4) + ", Table " + getNameOrID(res, 2, 1);
                if (!checkLocation(entity, locValue, defaultServers)) {
                    numOfInvalid++;
                }
            }
            res.close();
            minID += rtnSize + 1;
        }
        pStmt.close();
    } catch (SQLException e) {
        throw new HiveMetaException("Failed to get Table Location Info.", e);
    }
    if (numOfInvalid > 0) {
        isValid = false;
    }
    return isValid;
}

Example 32 with HiveMetaException

use of org.apache.hadoop.hive.metastore.HiveMetaException in project hive by apache.

the class HiveSchemaTool method validateSequences.

boolean validateSequences(Connection conn) throws HiveMetaException {
    Map<String, Pair<String, String>> seqNameToTable = new ImmutableMap.Builder<String, Pair<String, String>>().put("MDatabase", Pair.of("DBS", "DB_ID")).put("MRole", Pair.of("ROLES", "ROLE_ID")).put("MGlobalPrivilege", Pair.of("GLOBAL_PRIVS", "USER_GRANT_ID")).put("MTable", Pair.of("TBLS", "TBL_ID")).put("MStorageDescriptor", Pair.of("SDS", "SD_ID")).put("MSerDeInfo", Pair.of("SERDES", "SERDE_ID")).put("MColumnDescriptor", Pair.of("CDS", "CD_ID")).put("MTablePrivilege", Pair.of("TBL_PRIVS", "TBL_GRANT_ID")).put("MTableColumnStatistics", Pair.of("TAB_COL_STATS", "CS_ID")).put("MPartition", Pair.of("PARTITIONS", "PART_ID")).put("MPartitionColumnStatistics", Pair.of("PART_COL_STATS", "CS_ID")).put("MFunction", Pair.of("FUNCS", "FUNC_ID")).put("MIndex", Pair.of("IDXS", "INDEX_ID")).put("MStringList", Pair.of("SKEWED_STRING_LIST", "STRING_LIST_ID")).build();
    System.out.println("Validating sequence number for SEQUENCE_TABLE");
    boolean isValid = true;
    try {
        Statement stmt = conn.createStatement();
        for (String seqName : seqNameToTable.keySet()) {
            String tableName = seqNameToTable.get(seqName).getLeft();
            String tableKey = seqNameToTable.get(seqName).getRight();
            String fullSequenceName = "org.apache.hadoop.hive.metastore.model." + seqName;
            String seqQuery = needsQuotedIdentifier ? ("select t.\"NEXT_VAL\" from \"SEQUENCE_TABLE\" t WHERE t.\"SEQUENCE_NAME\"=? order by t.\"SEQUENCE_NAME\" ") : ("select t.NEXT_VAL from SEQUENCE_TABLE t WHERE t.SEQUENCE_NAME=? order by t.SEQUENCE_NAME ");
            String maxIdQuery = needsQuotedIdentifier ? ("select max(\"" + tableKey + "\") from \"" + tableName + "\"") : ("select max(" + tableKey + ") from " + tableName);
            ResultSet res = stmt.executeQuery(maxIdQuery);
            if (res.next()) {
                long maxId = res.getLong(1);
                if (maxId > 0) {
                    PreparedStatement pStmt = conn.prepareStatement(seqQuery);
                    pStmt.setString(1, fullSequenceName);
                    ResultSet resSeq = pStmt.executeQuery();
                    if (!resSeq.next()) {
                        isValid = false;
                        System.err.println("Missing SEQUENCE_NAME " + seqName + " from SEQUENCE_TABLE");
                    } else if (resSeq.getLong(1) < maxId) {
                        isValid = false;
                        System.err.println("NEXT_VAL for " + seqName + " in SEQUENCE_TABLE < max(" + tableKey + ") in " + tableName);
                    }
                }
            }
        }
        System.out.println((isValid ? "Succeeded" : "Failed") + " in sequence number validation for SEQUENCE_TABLE.");
        return isValid;
    } catch (SQLException e) {
        throw new HiveMetaException("Failed to validate sequence number for SEQUENCE_TABLE", e);
    }
}

Example 33 with HiveMetaException

use of org.apache.hadoop.hive.metastore.HiveMetaException in project hive by apache.

the class HiveSchemaTool method doUpgrade.

/**
 * Perform metastore schema upgrade
 *
 * @param fromSchemaVer
 *          Existing version of the metastore. If null, then read from the metastore
 * @throws MetaException
 */
public void doUpgrade(String fromSchemaVer) throws HiveMetaException {
    if (metaStoreSchemaInfo.getHiveSchemaVersion().equals(fromSchemaVer)) {
        System.out.println("No schema upgrade required from version " + fromSchemaVer);
        return;
    }
    // Find the list of scripts to execute for this upgrade
    List<String> upgradeScripts = metaStoreSchemaInfo.getUpgradeScripts(fromSchemaVer);
    testConnectionToMetastore();
    System.out.println("Starting upgrade metastore schema from version " + fromSchemaVer + " to " + metaStoreSchemaInfo.getHiveSchemaVersion());
    String scriptDir = metaStoreSchemaInfo.getMetaStoreScriptDir();
    try {
        for (String scriptFile : upgradeScripts) {
            System.out.println("Upgrade script " + scriptFile);
            if (!dryRun) {
                runPreUpgrade(scriptDir, scriptFile);
                runBeeLine(scriptDir, scriptFile);
                System.out.println("Completed " + scriptFile);
            }
        }
    } catch (IOException eIO) {
        throw new HiveMetaException("Upgrade FAILED! Metastore state would be inconsistent !!", eIO);
    }
    // Revalidated the new version after upgrade
    verifySchemaVersion();
}

Example 34 with HiveMetaException

use of org.apache.hadoop.hive.metastore.HiveMetaException in project hive by apache.

the class HiveSchemaTool method checkMetaStoreDBLocation.

private boolean checkMetaStoreDBLocation(Connection conn, URI[] defaultServers) throws HiveMetaException {
    String dbLoc;
    boolean isValid = true;
    int numOfInvalid = 0;
    if (needsQuotedIdentifier) {
        dbLoc = "select dbt.\"DB_ID\", dbt.\"NAME\", dbt.\"DB_LOCATION_URI\" from \"DBS\" dbt order by dbt.\"DB_ID\" ";
    } else {
        dbLoc = "select dbt.DB_ID, dbt.NAME, dbt.DB_LOCATION_URI from DBS dbt order by dbt.DB_ID";
    }
    try (Statement stmt = conn.createStatement();
        ResultSet res = stmt.executeQuery(dbLoc)) {
        while (res.next()) {
            String locValue = res.getString(3);
            String dbName = getNameOrID(res, 2, 1);
            if (!checkLocation("Database " + dbName, locValue, defaultServers)) {
                numOfInvalid++;
            }
        }
    } catch (SQLException e) {
        throw new HiveMetaException("Failed to get DB Location Info.", e);
    }
    if (numOfInvalid > 0) {
        isValid = false;
    }
    return isValid;
}

Example 35 with HiveMetaException

use of org.apache.hadoop.hive.metastore.HiveMetaException in project hive by apache.

the class HiveSchemaTool method main.

public static void main(String[] args) {
    CommandLineParser parser = new GnuParser();
    CommandLine line = null;
    String dbType = null;
    String metaDbType = null;
    String schemaVer = null;
    Options cmdLineOptions = new Options();
    // Argument handling
    initOptions(cmdLineOptions);
    try {
        line = parser.parse(cmdLineOptions, args);
    } catch (ParseException e) {
        System.err.println("HiveSchemaTool:Parsing failed.  Reason: " + e.getLocalizedMessage());
        printAndExit(cmdLineOptions);
    }
    if (line.hasOption("help")) {
        HelpFormatter formatter = new HelpFormatter();
        formatter.printHelp("schemaTool", cmdLineOptions);
        return;
    }
    if (line.hasOption("dbType")) {
        dbType = line.getOptionValue("dbType");
        if ((!dbType.equalsIgnoreCase(HiveSchemaHelper.DB_DERBY) && !dbType.equalsIgnoreCase(HiveSchemaHelper.DB_HIVE) && !dbType.equalsIgnoreCase(HiveSchemaHelper.DB_MSSQL) && !dbType.equalsIgnoreCase(HiveSchemaHelper.DB_MYSQL) && !dbType.equalsIgnoreCase(HiveSchemaHelper.DB_POSTGRACE) && !dbType.equalsIgnoreCase(HiveSchemaHelper.DB_ORACLE))) {
            System.err.println("Unsupported dbType " + dbType);
            printAndExit(cmdLineOptions);
        }
    } else {
        System.err.println("no dbType supplied");
        printAndExit(cmdLineOptions);
    }
    if (line.hasOption("metaDbType")) {
        metaDbType = line.getOptionValue("metaDbType");
        if (!dbType.equals(HiveSchemaHelper.DB_HIVE)) {
            System.err.println("metaDbType only supported for dbType = hive");
            printAndExit(cmdLineOptions);
        }
        if (!metaDbType.equalsIgnoreCase(HiveSchemaHelper.DB_DERBY) && !metaDbType.equalsIgnoreCase(HiveSchemaHelper.DB_MSSQL) && !metaDbType.equalsIgnoreCase(HiveSchemaHelper.DB_MYSQL) && !metaDbType.equalsIgnoreCase(HiveSchemaHelper.DB_POSTGRACE) && !metaDbType.equalsIgnoreCase(HiveSchemaHelper.DB_ORACLE)) {
            System.err.println("Unsupported metaDbType " + metaDbType);
            printAndExit(cmdLineOptions);
        }
    } else if (dbType.equalsIgnoreCase(HiveSchemaHelper.DB_HIVE)) {
        System.err.println("no metaDbType supplied");
        printAndExit(cmdLineOptions);
    }
    System.setProperty(HiveConf.ConfVars.METASTORE_SCHEMA_VERIFICATION.varname, "true");
    try {
        HiveSchemaTool schemaTool = new HiveSchemaTool(dbType, metaDbType);
        if (line.hasOption("userName")) {
            schemaTool.setUserName(line.getOptionValue("userName"));
        } else {
            schemaTool.setUserName(schemaTool.getHiveConf().get(ConfVars.METASTORE_CONNECTION_USER_NAME.varname));
        }
        if (line.hasOption("passWord")) {
            schemaTool.setPassWord(line.getOptionValue("passWord"));
        } else {
            try {
                schemaTool.setPassWord(ShimLoader.getHadoopShims().getPassword(schemaTool.getHiveConf(), HiveConf.ConfVars.METASTOREPWD.varname));
            } catch (IOException err) {
                throw new HiveMetaException("Error getting metastore password", err);
            }
        }
        if (line.hasOption("url")) {
            schemaTool.setUrl(line.getOptionValue("url"));
        }
        if (line.hasOption("driver")) {
            schemaTool.setDriver(line.getOptionValue("driver"));
        }
        if (line.hasOption("dryRun")) {
            schemaTool.setDryRun(true);
        }
        if (line.hasOption("verbose")) {
            schemaTool.setVerbose(true);
        }
        if (line.hasOption("dbOpts")) {
            schemaTool.setDbOpts(line.getOptionValue("dbOpts"));
        }
        if (line.hasOption("validate") && line.hasOption("servers")) {
            schemaTool.setValidationServers(line.getOptionValue("servers"));
        }
        if (line.hasOption("info")) {
            schemaTool.showInfo();
        } else if (line.hasOption("upgradeSchema")) {
            schemaTool.doUpgrade();
        } else if (line.hasOption("upgradeSchemaFrom")) {
            schemaVer = line.getOptionValue("upgradeSchemaFrom");
            schemaTool.doUpgrade(schemaVer);
        } else if (line.hasOption("initSchema")) {
            schemaTool.doInit();
        } else if (line.hasOption("initSchemaTo")) {
            schemaVer = line.getOptionValue("initSchemaTo");
            schemaTool.doInit(schemaVer);
        } else if (line.hasOption("validate")) {
            schemaTool.doValidate();
        } else {
            System.err.println("no valid option supplied");
            printAndExit(cmdLineOptions);
        }
    } catch (HiveMetaException e) {
        System.err.println(e);
        if (e.getCause() != null) {
            Throwable t = e.getCause();
            System.err.println("Underlying cause: " + t.getClass().getName() + " : " + t.getMessage());
            if (e.getCause() instanceof SQLException) {
                System.err.println("SQL Error code: " + ((SQLException) t).getErrorCode());
            }
        }
        if (line.hasOption("verbose")) {
            e.printStackTrace();
        } else {
            System.err.println("Use --verbose for detailed stacktrace.");
        }
        System.err.println("*** schemaTool failed ***");
        System.exit(1);
    }
    System.out.println("schemaTool completed");
}