Examples with PTable org.apache.phoenix.schema.PTable used on opensource projects

Example 61 with PTable

use of org.apache.phoenix.schema.PTable in project phoenix by apache.

the class BaseResultIterators method getGuidePosts.

private GuidePostsInfo getGuidePosts() throws SQLException {
    if (!useStats() || !StatisticsUtil.isStatsEnabled(TableName.valueOf(physicalTableName))) {
        return GuidePostsInfo.NO_GUIDEPOST;
    }
    TreeSet<byte[]> whereConditions = new TreeSet<byte[]>(Bytes.BYTES_COMPARATOR);
    for (Pair<byte[], byte[]> where : context.getWhereConditionColumns()) {
        byte[] cf = where.getFirst();
        if (cf != null) {
            whereConditions.add(cf);
        }
    }
    PTable table = getTable();
    byte[] defaultCF = SchemaUtil.getEmptyColumnFamily(getTable());
    byte[] cf = null;
    if (!table.getColumnFamilies().isEmpty() && !whereConditions.isEmpty()) {
        for (Pair<byte[], byte[]> where : context.getWhereConditionColumns()) {
            byte[] whereCF = where.getFirst();
            if (Bytes.compareTo(defaultCF, whereCF) == 0) {
                cf = defaultCF;
                break;
            }
        }
        if (cf == null) {
            cf = context.getWhereConditionColumns().get(0).getFirst();
        }
    }
    if (cf == null) {
        cf = defaultCF;
    }
    GuidePostsKey key = new GuidePostsKey(physicalTableName, cf);
    return context.getConnection().getQueryServices().getTableStats(key);
}

Example 62 with PTable

use of org.apache.phoenix.schema.PTable in project phoenix by apache.

the class ConnectionQueryServicesImpl method metaDataMutated.

/**
     * Ensures that metaData mutations are handled in the correct order
     */
private PMetaData metaDataMutated(PName tenantId, String tableName, long tableSeqNum, Mutator mutator) throws SQLException {
    synchronized (latestMetaDataLock) {
        throwConnectionClosedIfNullMetaData();
        PMetaData metaData = latestMetaData;
        PTable table;
        long endTime = System.currentTimeMillis() + DEFAULT_OUT_OF_ORDER_MUTATIONS_WAIT_TIME_MS;
        while (true) {
            try {
                try {
                    table = metaData.getTableRef(new PTableKey(tenantId, tableName)).getTable();
                    /* If the table is at the prior sequence number, then we're good to go.
                         * We know if we've got this far, that the server validated the mutations,
                         * so we'd just need to wait until the other connection that mutated the same
                         * table is processed.
                         */
                    if (table.getSequenceNumber() + 1 == tableSeqNum) {
                        // TODO: assert that timeStamp is bigger that table timeStamp?
                        mutator.mutate(metaData);
                        break;
                    } else if (table.getSequenceNumber() >= tableSeqNum) {
                        logger.warn("Attempt to cache older version of " + tableName + ": current= " + table.getSequenceNumber() + ", new=" + tableSeqNum);
                        break;
                    }
                } catch (TableNotFoundException e) {
                }
                long waitTime = endTime - System.currentTimeMillis();
                // and the next time it's used it'll be pulled over from the server.
                if (waitTime <= 0) {
                    logger.warn("Unable to update meta data repo within " + (DEFAULT_OUT_OF_ORDER_MUTATIONS_WAIT_TIME_MS / 1000) + " seconds for " + tableName);
                    // There will never be a parentTableName here, as that would only
                    // be non null for an index an we never add/remove columns from an index.
                    metaData.removeTable(tenantId, tableName, null, HConstants.LATEST_TIMESTAMP);
                    break;
                }
                latestMetaDataLock.wait(waitTime);
            } catch (InterruptedException e) {
                // restore the interrupt status
                Thread.currentThread().interrupt();
                throw new SQLExceptionInfo.Builder(SQLExceptionCode.INTERRUPTED_EXCEPTION).setRootCause(e).build().buildException();
            }
        }
        latestMetaData = metaData;
        latestMetaDataLock.notifyAll();
        return metaData;
    }
}

Example 63 with PTable

use of org.apache.phoenix.schema.PTable in project phoenix by apache.

the class ConnectionQueryServicesImpl method dropTable.

@Override
public MetaDataMutationResult dropTable(final List<Mutation> tableMetaData, final PTableType tableType, final boolean cascade) throws SQLException {
    byte[][] rowKeyMetadata = new byte[3][];
    SchemaUtil.getVarChars(tableMetaData.get(0).getRow(), rowKeyMetadata);
    byte[] tenantIdBytes = rowKeyMetadata[PhoenixDatabaseMetaData.TENANT_ID_INDEX];
    byte[] schemaBytes = rowKeyMetadata[PhoenixDatabaseMetaData.SCHEMA_NAME_INDEX];
    byte[] tableBytes = rowKeyMetadata[PhoenixDatabaseMetaData.TABLE_NAME_INDEX];
    byte[] tableKey = SchemaUtil.getTableKey(tenantIdBytes == null ? ByteUtil.EMPTY_BYTE_ARRAY : tenantIdBytes, schemaBytes, tableBytes);
    final MetaDataMutationResult result = metaDataCoprocessorExec(tableKey, new Batch.Call<MetaDataService, MetaDataResponse>() {

        @Override
        public MetaDataResponse call(MetaDataService instance) throws IOException {
            ServerRpcController controller = new ServerRpcController();
            BlockingRpcCallback<MetaDataResponse> rpcCallback = new BlockingRpcCallback<MetaDataResponse>();
            DropTableRequest.Builder builder = DropTableRequest.newBuilder();
            for (Mutation m : tableMetaData) {
                MutationProto mp = ProtobufUtil.toProto(m);
                builder.addTableMetadataMutations(mp.toByteString());
            }
            builder.setTableType(tableType.getSerializedValue());
            builder.setCascade(cascade);
            builder.setClientVersion(VersionUtil.encodeVersion(PHOENIX_MAJOR_VERSION, PHOENIX_MINOR_VERSION, PHOENIX_PATCH_NUMBER));
            instance.dropTable(controller, builder.build(), rpcCallback);
            if (controller.getFailedOn() != null) {
                throw controller.getFailedOn();
            }
            return rpcCallback.get();
        }
    });
    final MutationCode code = result.getMutationCode();
    switch(code) {
        case TABLE_ALREADY_EXISTS:
            ReadOnlyProps props = this.getProps();
            boolean dropMetadata = props.getBoolean(DROP_METADATA_ATTRIB, DEFAULT_DROP_METADATA);
            PTable table = result.getTable();
            if (dropMetadata) {
                flushParentPhysicalTable(table);
                dropTables(result.getTableNamesToDelete());
            } else {
                invalidateTableStats(result.getTableNamesToDelete());
            }
            long timestamp = MetaDataUtil.getClientTimeStamp(tableMetaData);
            if (tableType == PTableType.TABLE) {
                byte[] physicalName = table.getPhysicalName().getBytes();
                ensureViewIndexTableDropped(physicalName, timestamp);
                ensureLocalIndexTableDropped(physicalName, timestamp);
                tableStatsCache.invalidateAll(table);
            }
            break;
        default:
            break;
    }
    return result;
}

Example 64 with PTable

use of org.apache.phoenix.schema.PTable in project phoenix by apache.

the class ConnectionQueryServicesImpl method getSaltBuckets.

private static int getSaltBuckets(TableAlreadyExistsException e) {
    PTable table = e.getTable();
    Integer sequenceSaltBuckets = table == null ? null : table.getBucketNum();
    return sequenceSaltBuckets == null ? 0 : sequenceSaltBuckets;
}

Example 65 with PTable

use of org.apache.phoenix.schema.PTable in project phoenix by apache.

the class ConnectionQueryServicesImpl method ensureViewIndexTableCreated.

private void ensureViewIndexTableCreated(PName tenantId, byte[] physicalIndexTableName, long timestamp, boolean isNamespaceMapped) throws SQLException {
    String name = Bytes.toString(SchemaUtil.getParentTableNameFromIndexTable(physicalIndexTableName, MetaDataUtil.VIEW_INDEX_TABLE_PREFIX)).replace(QueryConstants.NAMESPACE_SEPARATOR, QueryConstants.NAME_SEPARATOR);
    PTable table = getTable(tenantId, name, timestamp);
    ensureViewIndexTableCreated(table, timestamp, isNamespaceMapped);
}