| // Copyright (c) 2013, Facebook, Inc. All rights reserved. |
| |
| /** |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package org.apache.tajo.storage.thirdparty.orc; |
| |
| import org.apache.hadoop.conf.Configuration; |
| |
| // All configs in this class also appear in HiveConf, so any changes here should also be made there |
| // This is because only HiveConf can provide type checking through the CLI, and Presto depends on |
| // open source Hive, and so won't work with any variables not in open source HiveConf |
| public class OrcConf { |
| |
| public enum ConfVars { |
| HIVE_ORC_DICTIONARY_KEY_SIZE_THRESHOLD("hive.exec.orc.dictionary.key.size.threshold", 0.8f), |
| |
| // Maximum fraction of heap that can be used by ORC file writers |
| HIVE_ORC_FILE_MEMORY_POOL("hive.exec.orc.memory.pool", 0.5f), // 50% |
| HIVE_ORC_FILE_MIN_MEMORY_ALLOCATION("hive.exec.orc.min.mem.allocation", 4194304L), // 4 Mb |
| HIVE_ORC_FILE_ENABLE_LOW_MEMORY_MODE("hive.exec.orc.low.memory", false), |
| HIVE_ORC_ROW_BUFFER_SIZE("hive.exec.orc.row.buffer.size", 100), |
| |
| HIVE_ORC_EAGER_HDFS_READ("hive.exec.orc.eager.hdfs.read", true), |
| HIVE_ORC_EAGER_HDFS_READ_BYTES("hive.exec.orc.eager.hdfs.read.bytes", 193986560), // 185 Mb |
| |
| HIVE_ORC_ROW_INDEX_STRIDE_DICTIONARY_CHECK("hive.orc.row.index.stride.dictionary.check", true), |
| HIVE_ORC_DEFAULT_STRIPE_SIZE("hive.exec.orc.default.stripe.size", 64L * 1024 * 1024), |
| HIVE_ORC_DEFAULT_BLOCK_SIZE("hive.exec.orc.default.block.size", 256L * 1024 * 1024), |
| HIVE_ORC_DEFAULT_ROW_INDEX_STRIDE("hive.exec.orc.default.row.index.stride", 10000), |
| HIVE_ORC_DEFAULT_BUFFER_SIZE("hive.exec.orc.default.buffer.size", 256 * 1024), |
| HIVE_ORC_DEFAULT_BLOCK_PADDING("hive.exec.orc.default.block.padding", true), |
| HIVE_ORC_DEFAULT_COMPRESS("hive.exec.orc.default.compress", "ZLIB"), |
| HIVE_ORC_WRITE_FORMAT("hive.exec.orc.write.format", null), // 0.11 or 0.12 |
| HIVE_ORC_ENCODING_STRATEGY("hive.exec.orc.encoding.strategy", "SPEED"), |
| HIVE_ORC_COMPRESSION_STRATEGY("hive.exec.orc.compression.strategy", "SPEED"), |
| HIVE_ORC_BLOCK_PADDING_TOLERANCE("hive.exec.orc.block.padding.tolerance", 0.05f), |
| |
| ; |
| |
| public final String varname; |
| public final String defaultVal; |
| public final int defaultIntVal; |
| public final long defaultLongVal; |
| public final float defaultFloatVal; |
| public final boolean defaultBoolVal; |
| |
| |
| ConfVars(String varname, String defaultVal) { |
| this.varname = varname; |
| this.defaultVal = defaultVal; |
| this.defaultIntVal = -1; |
| this.defaultLongVal = -1; |
| this.defaultFloatVal = -1; |
| this.defaultBoolVal = false; |
| } |
| |
| ConfVars(String varname, int defaultIntVal) { |
| this.varname = varname; |
| this.defaultVal = Integer.toString(defaultIntVal); |
| this.defaultIntVal = defaultIntVal; |
| this.defaultLongVal = -1; |
| this.defaultFloatVal = -1; |
| this.defaultBoolVal = false; |
| } |
| |
| ConfVars(String varname, long defaultLongVal) { |
| this.varname = varname; |
| this.defaultVal = Long.toString(defaultLongVal); |
| this.defaultIntVal = -1; |
| this.defaultLongVal = defaultLongVal; |
| this.defaultFloatVal = -1; |
| this.defaultBoolVal = false; |
| } |
| |
| ConfVars(String varname, float defaultFloatVal) { |
| this.varname = varname; |
| this.defaultVal = Float.toString(defaultFloatVal); |
| this.defaultIntVal = -1; |
| this.defaultLongVal = -1; |
| this.defaultFloatVal = defaultFloatVal; |
| this.defaultBoolVal = false; |
| } |
| |
| ConfVars(String varname, boolean defaultBoolVal) { |
| this.varname = varname; |
| this.defaultVal = Boolean.toString(defaultBoolVal); |
| this.defaultIntVal = -1; |
| this.defaultLongVal = -1; |
| this.defaultFloatVal = -1; |
| this.defaultBoolVal = defaultBoolVal; |
| } |
| } |
| |
| public static int getIntVar(Configuration conf, ConfVars var) { |
| return conf.getInt(var.varname, var.defaultIntVal); |
| } |
| |
| public static void setIntVar(Configuration conf, ConfVars var, int val) { |
| conf.setInt(var.varname, val); |
| } |
| |
| public static long getLongVar(Configuration conf, ConfVars var) { |
| return conf.getLong(var.varname, var.defaultLongVal); |
| } |
| |
| public static void setLongVar(Configuration conf, ConfVars var, long val) { |
| conf.setLong(var.varname, val); |
| } |
| |
| public static float getFloatVar(Configuration conf, ConfVars var) { |
| return conf.getFloat(var.varname, var.defaultFloatVal); |
| } |
| |
| public static void setFloatVar(Configuration conf, ConfVars var, float val) { |
| conf.setFloat(var.varname, val); |
| } |
| |
| public static boolean getBoolVar(Configuration conf, ConfVars var) { |
| return conf.getBoolean(var.varname, var.defaultBoolVal); |
| } |
| |
| public static void setBoolVar(Configuration conf, ConfVars var, boolean val) { |
| conf.setBoolean(var.varname, val); |
| } |
| |
| public static String getVar(Configuration conf, ConfVars var) { |
| return conf.get(var.varname, var.defaultVal); |
| } |
| |
| public static void setVar(Configuration conf, ConfVars var, String val) { |
| conf.set(var.varname, val); |
| } |
| } |