Repository: tajo Updated Branches: refs/heads/branch-0.11.1 c07c5ae6d -> db452a7ef
TAJO-1963: Add more configuration descriptions to document. Project: http://git-wip-us.apache.org/repos/asf/tajo/repo Commit: http://git-wip-us.apache.org/repos/asf/tajo/commit/db452a7e Tree: http://git-wip-us.apache.org/repos/asf/tajo/tree/db452a7e Diff: http://git-wip-us.apache.org/repos/asf/tajo/diff/db452a7e Branch: refs/heads/branch-0.11.1 Commit: db452a7ef084783f135aa7aac6d264e64e776022 Parents: c07c5ae Author: Jihoon Son <[email protected]> Authored: Tue Nov 10 00:22:50 2015 +0900 Committer: Jihoon Son <[email protected]> Committed: Tue Nov 10 00:22:50 2015 +0900 ---------------------------------------------------------------------- CHANGES | 2 + .../main/java/org/apache/tajo/SessionVars.java | 4 +- .../java/org/apache/tajo/conf/TajoConf.java | 2 +- .../engine/planner/physical/TestSortExec.java | 2 +- .../apache/tajo/engine/query/TestSortQuery.java | 2 +- .../TestTajoCli/testHelpSessionVars.result | 4 +- .../planner/physical/ExternalSortExec.java | 2 +- .../main/sphinx/configuration/tajo-site-xml.rst | 450 ++++++++++++++++++- tajo-docs/src/main/sphinx/time_zone.rst | 2 +- 9 files changed, 452 insertions(+), 18 deletions(-) ---------------------------------------------------------------------- http://git-wip-us.apache.org/repos/asf/tajo/blob/db452a7e/CHANGES ---------------------------------------------------------------------- diff --git a/CHANGES b/CHANGES index 40fbad7..824cd2d 100644 --- a/CHANGES +++ b/CHANGES @@ -26,6 +26,8 @@ Release 0.11.1 - unreleased TASKS + TAJO-1963: Add more configuration descriptions to document. (jihoon) + TAJO-1970: Change the null first syntax. (jihoon) TAJO-1906: Decrease the default size of hash map and array list for http://git-wip-us.apache.org/repos/asf/tajo/blob/db452a7e/tajo-common/src/main/java/org/apache/tajo/SessionVars.java ---------------------------------------------------------------------- diff --git a/tajo-common/src/main/java/org/apache/tajo/SessionVars.java b/tajo-common/src/main/java/org/apache/tajo/SessionVars.java index 2834e14..46df687 100644 --- a/tajo-common/src/main/java/org/apache/tajo/SessionVars.java +++ b/tajo-common/src/main/java/org/apache/tajo/SessionVars.java @@ -131,7 +131,7 @@ public enum SessionVars implements ConfigKey { NULL_CHAR(ConfVars.$TEXT_NULL, "null char of text file output", DEFAULT), CODEGEN(ConfVars.$CODEGEN, "Runtime code generation enabled (experiment)", DEFAULT), AGG_HASH_TABLE_SIZE(ConfVars.$AGG_HASH_TABLE_SIZE, "Aggregation hash table size", DEFAULT), - SORT_HASH_TABLE_SIZE(ConfVars.$SORT_HASH_TABLE_SIZE, "Sort hash table size", DEFAULT), + SORT_LIST_SIZE(ConfVars.$SORT_LIST_SIZE, "List size for in-memory sort", DEFAULT), JOIN_HASH_TABLE_SIZE(ConfVars.$JOIN_HASH_TABLE_SIZE, "Join hash table size", DEFAULT), // for index @@ -140,7 +140,7 @@ public enum SessionVars implements ConfigKey { // for partition overwrite PARTITION_NO_RESULT_OVERWRITE_ENABLED(ConfVars.$PARTITION_NO_RESULT_OVERWRITE_ENABLED, - "If True, a partitioned table is overwritten even if a sub query leads to no result. " + "If true, a partitioned table is overwritten even if a sub query leads to no result. " + "Otherwise, the table data will be kept if there is no result", DEFAULT), // Behavior Control --------------------------------------------------------- http://git-wip-us.apache.org/repos/asf/tajo/blob/db452a7e/tajo-common/src/main/java/org/apache/tajo/conf/TajoConf.java ---------------------------------------------------------------------- diff --git a/tajo-common/src/main/java/org/apache/tajo/conf/TajoConf.java b/tajo-common/src/main/java/org/apache/tajo/conf/TajoConf.java index 18e5534..9458732 100644 --- a/tajo-common/src/main/java/org/apache/tajo/conf/TajoConf.java +++ b/tajo-common/src/main/java/org/apache/tajo/conf/TajoConf.java @@ -345,7 +345,7 @@ public class TajoConf extends Configuration { $MAX_OUTPUT_FILE_SIZE("tajo.query.max-outfile-size-mb", 0), // zero means infinite $CODEGEN("tajo.executor.codegen.enabled", false), // Runtime code generation (todo this is broken) $AGG_HASH_TABLE_SIZE("tajo.executor.aggregate.hash-table.size", 10000), - $SORT_HASH_TABLE_SIZE("tajo.executor.sort.hash-table.size", 100000), + $SORT_LIST_SIZE("tajo.executor.sort.list.size", 100000), $JOIN_HASH_TABLE_SIZE("tajo.executor.join.hash-table.size", 100000), // for index http://git-wip-us.apache.org/repos/asf/tajo/blob/db452a7e/tajo-core-tests/src/test/java/org/apache/tajo/engine/planner/physical/TestSortExec.java ---------------------------------------------------------------------- diff --git a/tajo-core-tests/src/test/java/org/apache/tajo/engine/planner/physical/TestSortExec.java b/tajo-core-tests/src/test/java/org/apache/tajo/engine/planner/physical/TestSortExec.java index 15708b1..30a63be 100644 --- a/tajo-core-tests/src/test/java/org/apache/tajo/engine/planner/physical/TestSortExec.java +++ b/tajo-core-tests/src/test/java/org/apache/tajo/engine/planner/physical/TestSortExec.java @@ -75,7 +75,7 @@ public class TestSortExec { public static void setUp() throws Exception { conf = new TajoConf(); conf.setBoolVar(TajoConf.ConfVars.$TEST_MODE, true); - conf.setIntVar(ConfVars.$SORT_HASH_TABLE_SIZE, 100); + conf.setIntVar(ConfVars.$SORT_LIST_SIZE, 100); util = TpchTestBase.getInstance().getTestingCluster(); catalog = util.getMaster().getCatalog(); workDir = CommonTestingUtil.getTestDir(TEST_PATH); http://git-wip-us.apache.org/repos/asf/tajo/blob/db452a7e/tajo-core-tests/src/test/java/org/apache/tajo/engine/query/TestSortQuery.java ---------------------------------------------------------------------- diff --git a/tajo-core-tests/src/test/java/org/apache/tajo/engine/query/TestSortQuery.java b/tajo-core-tests/src/test/java/org/apache/tajo/engine/query/TestSortQuery.java index 3d6965c..ebfedd1 100644 --- a/tajo-core-tests/src/test/java/org/apache/tajo/engine/query/TestSortQuery.java +++ b/tajo-core-tests/src/test/java/org/apache/tajo/engine/query/TestSortQuery.java @@ -40,7 +40,7 @@ public class TestSortQuery extends QueryTestCaseBase { super(TajoConstants.DEFAULT_DATABASE_NAME); Map<String, String> variables = new HashMap<>(); - variables.put(SessionVars.SORT_HASH_TABLE_SIZE.keyname(), "100"); + variables.put(SessionVars.SORT_LIST_SIZE.keyname(), "100"); client.updateSessionVariables(variables); } http://git-wip-us.apache.org/repos/asf/tajo/blob/db452a7e/tajo-core-tests/src/test/resources/results/TestTajoCli/testHelpSessionVars.result ---------------------------------------------------------------------- diff --git a/tajo-core-tests/src/test/resources/results/TestTajoCli/testHelpSessionVars.result b/tajo-core-tests/src/test/resources/results/TestTajoCli/testHelpSessionVars.result index 4d4cc2b..d65c346 100644 --- a/tajo-core-tests/src/test/resources/results/TestTajoCli/testHelpSessionVars.result +++ b/tajo-core-tests/src/test/resources/results/TestTajoCli/testHelpSessionVars.result @@ -37,11 +37,11 @@ Available Session Variables: \set NULL_CHAR [text value] - null char of text file output \set CODEGEN [true or false] - Runtime code generation enabled (experiment) \set AGG_HASH_TABLE_SIZE [int value] - Aggregation hash table size -\set SORT_HASH_TABLE_SIZE [int value] - Sort hash table size +\set SORT_LIST_SIZE [int value] - List size for in-memory sort \set JOIN_HASH_TABLE_SIZE [int value] - Join hash table size \set INDEX_ENABLED [true or false] - index scan enabled \set INDEX_SELECTIVITY_THRESHOLD [real value] - the selectivity threshold for index scan -\set PARTITION_NO_RESULT_OVERWRITE_ENABLED [true or false] - If True, a partitioned table is overwritten even if a sub query leads to no result. Otherwise, the table data will be kept if there is no result +\set PARTITION_NO_RESULT_OVERWRITE_ENABLED [true or false] - If true, a partitioned table is overwritten even if a sub query leads to no result. Otherwise, the table data will be kept if there is no result \set ARITHABORT [true or false] - If true, a running query will be terminated when an overflow or divide-by-zero occurs. \set FETCH_ROWNUM [int value] - Sets the number of rows at a time from Master \set BLOCK_ON_RESULT [true or false] - Whether to block result set on query execution http://git-wip-us.apache.org/repos/asf/tajo/blob/db452a7e/tajo-core/src/main/java/org/apache/tajo/engine/planner/physical/ExternalSortExec.java ---------------------------------------------------------------------- diff --git a/tajo-core/src/main/java/org/apache/tajo/engine/planner/physical/ExternalSortExec.java b/tajo-core/src/main/java/org/apache/tajo/engine/planner/physical/ExternalSortExec.java index 6ed22c8..b9ab344 100644 --- a/tajo-core/src/main/java/org/apache/tajo/engine/planner/physical/ExternalSortExec.java +++ b/tajo-core/src/main/java/org/apache/tajo/engine/planner/physical/ExternalSortExec.java @@ -118,7 +118,7 @@ public class ExternalSortExec extends SortExec { this.sortBufferBytesNum = context.getQueryContext().getLong(SessionVars.EXTSORT_BUFFER_SIZE) * StorageUnit.MB; this.allocatedCoreNum = context.getConf().getIntVar(ConfVars.EXECUTOR_EXTERNAL_SORT_THREAD_NUM); this.executorService = Executors.newFixedThreadPool(this.allocatedCoreNum); - this.inMemoryTable = new TupleList(context.getQueryContext().getInt(SessionVars.SORT_HASH_TABLE_SIZE)); + this.inMemoryTable = new TupleList(context.getQueryContext().getInt(SessionVars.SORT_LIST_SIZE)); this.sortTmpDir = getExecutorTmpDir(); localDirAllocator = new LocalDirAllocator(ConfVars.WORKER_TEMPORAL_DIR.varname); http://git-wip-us.apache.org/repos/asf/tajo/blob/db452a7e/tajo-docs/src/main/sphinx/configuration/tajo-site-xml.rst ---------------------------------------------------------------------- diff --git a/tajo-docs/src/main/sphinx/configuration/tajo-site-xml.rst b/tajo-docs/src/main/sphinx/configuration/tajo-site-xml.rst index d0c3597..cdf0362 100644 --- a/tajo-docs/src/main/sphinx/configuration/tajo-site-xml.rst +++ b/tajo-docs/src/main/sphinx/configuration/tajo-site-xml.rst @@ -2,23 +2,455 @@ The tajo-site.xml File ********************** -To the ``core-site.xml`` file on every host in your cluster, you must add the following information: +You can add more configurations in the ``tajo-site.xml`` file. Note that you should replicate this file to the whole hosts in your cluster once you edited. +If you are looking for the configurations for the master and the worker, please refer to :doc:`tajo_master_configuration` and :doc:`worker_configuration`. +Also, catalog configurations are found here :doc:`catalog_configuration`. + +========================= +Join Query Settings +========================= + +"""""""""""""""""""""""""""""""""""""" +`tajo.dist-query.join.auto-broadcast` +"""""""""""""""""""""""""""""""""""""" + +A flag to enable or disable the use of broadcast join. + + * Property value type: Boolean + * Default value: true + * Example + +.. code-block:: xml + + <property> + <name>tajo.dist-query.join.auto-broadcast</name> + <value>true</value> + </property> + +""""""""""""""""""""""""""""""""""""""""""""""""""""""""""" +`tajo.dist-query.broadcast.non-cross-join.threshold-kb` +""""""""""""""""""""""""""""""""""""""""""""""""""""""""""" + +A threshold for non-cross joins. When a non-cross join query is executed with the broadcast join, the whole size of broadcasted tables won't exceed this threshold. + + * Property value type: Integer + * Unit: KB + * Default value: 5120 + * Example + +.. code-block:: xml + + <property> + <name>tajo.dist-query.broadcast.non-cross-join.threshold-kb</name> + <value>5120</value> + </property> + +""""""""""""""""""""""""""""""""""""""""""""""""""""""""""" +`tajo.dist-query.broadcast.cross-join.threshold-kb` +""""""""""""""""""""""""""""""""""""""""""""""""""""""""""" + +A threshold for cross joins. When a cross join query is executed, the whole size of broadcasted tables won't exceed this threshold. + + * Property value type: Integer + * Unit: KB + * Default value: 1024 + * Example + +.. code-block:: xml + + <property> + <name>tajo.dist-query.broadcast.cross-join.threshold-kb</name> + <value>1024</value> + </property> + +.. warning:: + In Tajo, the broadcast join is only the way to perform cross joins. Since the cross join is a very expensive operation, this value need to be tuned carefully. + +"""""""""""""""""""""""""""""""""""""" +`tajo.dist-query.join.task-volume-mb` +"""""""""""""""""""""""""""""""""""""" + +The repartition join is executed in two stages. When a join query is executed with the repartition join, this value indicates the amount of input data processed by each task at the second stage. +As a result, it determines the degree of the parallel processing of the join query. + + * Property value type: Integer + * Unit: MB + * Default value: 64 + * Example + +.. code-block:: xml + + <property> + <name>tajo.dist-query.join.task-volume-mb</name> + <value>64</value> + </property> + +""""""""""""""""""""""""""""""""""""""""""" +`tajo.dist-query.join.partition-volume-mb` +""""""""""""""""""""""""""""""""""""""""""" + +The repartition join is executed in two stages. When a join query is executed with the repartition join, +this value indicates the output size of each task at the first stage, which determines the number of partitions to be shuffled between two stages. + + * Property value type: Integer + * Unit: MB + * Default value: 128 + * Example + +.. code-block:: xml + + <property> + <name>tajo.dist-query.join.partition-volume-mb</name> + <value>128</value> + </property> + +"""""""""""""""""""""""""""""""""""""""""""""""""""""""" +`tajo.executor.join.common.in-memory-hash-threshold-mb` +"""""""""""""""""""""""""""""""""""""""""""""""""""""""" + +This value provides the criterion to decide the algorithm to perform a join in a task. +If the input data is smaller than this value, join is performed with the in-memory hash join. +Otherwise, the sort-merge join is used. + + * Property value type: Integer + * Unit: MB + * Default value: 64 + * Example + +.. code-block:: xml + + <property> + <name>tajo.executor.join.common.in-memory-hash-threshold-mb</name> + <value>64</value> + </property> + +.. warning:: + This value is the size of the input stored on file systems. So, when the input data is loaded into JVM heap, + its actual size is usually much larger than the configured value, which means that too large threshold can cause unexpected OutOfMemory errors. + This value should be tuned carefully. + +"""""""""""""""""""""""""""""""""""""""""""""""""""""""" +`tajo.executor.join.inner.in-memory-hash-threshold-mb` +"""""""""""""""""""""""""""""""""""""""""""""""""""""""" + +This value provides the criterion to decide the algorithm to perform an inner join in a task. +If the input data is smaller than this value, the inner join is performed with the in-memory hash join. +Otherwise, the sort-merge join is used. + + * Property value type: Integer + * Unit: MB + * Default value: 64 + * Example + +.. code-block:: xml + + <property> + <name>tajo.executor.join.inner.in-memory-hash-threshold-mb</name> + <value>64</value> + </property> + +.. warning:: + This value is the size of the input stored on file systems. So, when the input data is loaded into JVM heap, + its actual size is usually much larger than the configured value, which means that too large threshold can cause unexpected OutOfMemory errors. + This value should be tuned carefully. + +"""""""""""""""""""""""""""""""""""""""""""""""""""""""" +`tajo.executor.join.outer.in-memory-hash-threshold-mb` +"""""""""""""""""""""""""""""""""""""""""""""""""""""""" + +This value provides the criterion to decide the algorithm to perform an outer join in a task. +If the input data is smaller than this value, the outer join is performed with the in-memory hash join. +Otherwise, the sort-merge join is used. + + * Property value type: Integer + * Unit: MB + * Default value: 64 + * Example + +.. code-block:: xml + + <property> + <name>tajo.executor.join.outer.in-memory-hash-threshold-mb</name> + <value>64</value> + </property> + +.. warning:: + This value is the size of the input stored on file systems. So, when the input data is loaded into JVM heap, + its actual size is usually much larger than the configured value, which means that too large threshold can cause unexpected OutOfMemory errors. + This value should be tuned carefully. + +""""""""""""""""""""""""""""""""""""" +`tajo.executor.join.hash-table.size` +""""""""""""""""""""""""""""""""""""" + +The initial size of hash table for in-memory hash join. + + * Property value type: Integer + * Default value: 100000 + * Example + +.. code-block:: xml + + <property> + <name>tajo.executor.join.hash-table.size</name> + <value>100000</value> + </property> ====================== -System Config +Sort Query Settings ====================== +"""""""""""""""""""""""""""""""""""""" +`tajo.dist-query.sort.task-volume-mb` +"""""""""""""""""""""""""""""""""""""" + +The sort operation is executed in two stages. When a sort query is executed, this value indicates the amount of input data processed by each task at the second stage. +As a result, it determines the degree of the parallel processing of the sort query. + + * Property value type: Integer + * Unit: MB + * Default value: 64 + * Example + +.. code-block:: xml + + <property> + <name>tajo.dist-query.sort.task-volume-mb</name> + <value>64</value> + </property> + +"""""""""""""""""""""""""""""""""""""""" +`tajo.executor.external-sort.buffer-mb` +"""""""""""""""""""""""""""""""""""""""" + +A threshold to choose the sort algorithm. If the input data is larger than this threshold, the external sort algorithm is used. + + * Property value type: Integer + * Unit: MB + * Default value: 200 + * Example + +.. code-block:: xml + + <property> + <name>tajo.executor.external-sort.buffer-mb</name> + <value>200</value> + </property> + +"""""""""""""""""""""""""""""""""""""" +`tajo.executor.sort.list.size` +"""""""""""""""""""""""""""""""""""""" +The initial size of list for in-memory sort. + + * Property value type: Integer + * Default value: 100000 + * Example + +.. code-block:: xml + + <property> + <name>tajo.executor.sort.list.size</name> + <value>100000</value> + </property> + +========================= +Group by Query Settings +========================= + +"""""""""""""""""""""""""""""""""""""""""""" +`tajo.dist-query.groupby.multi-level-aggr` +"""""""""""""""""""""""""""""""""""""""""""" + +A flag to enable the multi-level algorithm for distinct aggregation. If this value is set, 3-phase aggregation algorithm is used. +Otherwise, 2-phase aggregation algorithm is used. + + * Property value type: Boolean + * Default value: true + * Example + +.. code-block:: xml + + <property> + <name>tajo.dist-query.groupby.multi-level-aggr</name> + <value>true</value> + </property> + +"""""""""""""""""""""""""""""""""""""""""""""" +`tajo.dist-query.groupby.partition-volume-mb` +"""""""""""""""""""""""""""""""""""""""""""""" + +The aggregation is executed in two stages. When an aggregation query is executed, +this value indicates the output size of each task at the first stage, which determines the number of partitions to be shuffled between two stages. + + * Property value type: Integer + * Unit: MB + * Default value: 256 + * Example + +.. code-block:: xml + + <property> + <name>tajo.dist-query.groupby.partition-volume-mb</name> + <value>256</value> + </property> + +"""""""""""""""""""""""""""""""""""""""""""""" +`tajo.dist-query.groupby.task-volume-mb` +"""""""""""""""""""""""""""""""""""""""""""""" + +The aggregation operation is executed in two stages. When an aggregation query is executed, this value indicates the amount of input data processed by each task at the second stage. +As a result, it determines the degree of the parallel processing of the aggregation query. + + * Property value type: Integer + * Unit: MB + * Default value: 64 + * Example + +.. code-block:: xml + + <property> + <name>tajo.dist-query.groupby.task-volume-mb</name> + <value>64</value> + </property> + +"""""""""""""""""""""""""""""""""""""""""""""""""""""""" +`tajo.executor.groupby.in-memory-hash-threshold-mb` +"""""""""""""""""""""""""""""""""""""""""""""""""""""""" + +This value provides the criterion to decide the algorithm to perform an aggregation in a task. +If the input data is smaller than this value, the aggregation is performed with the in-memory hash aggregation. +Otherwise, the sort-based aggregation is used. + + * Property value type: Integer + * Unit: MB + * Default value: 64 + * Example + +.. code-block:: xml + + <property> + <name>tajo.executor.groupby.in-memory-hash-threshold-mb</name> + <value>64</value> + </property> + +.. warning:: + This value is the size of the input stored on file systems. So, when the input data is loaded into JVM heap, + its actual size is usually much larger than the configured value, which means that too large threshold can cause unexpected OutOfMemory errors. + This value should be tuned carefully. + +"""""""""""""""""""""""""""""""""""""""""" +`tajo.executor.aggregate.hash-table.size` +"""""""""""""""""""""""""""""""""""""""""" + +The initial size of hash table for in-memory aggregation. + + * Property value type: Integer + * Default value: 10000 + * Example + +.. code-block:: xml + + <property> + <name>tajo.executor.aggregate.hash-table.size</name> + <value>10000</value> + </property> ====================== Date/Time Settings ====================== -+--------------------------+----------------+--------------------------------------------------------+ -| Property Name | Property Value | Descriptions | -+==========================+================+========================================================+ -| tajo.timezone | Time zone id | Refer to :doc:`/time_zone` | -+--------------------------+----------------+--------------------------------------------------------+ -| tajo.datetime.date-order | Date order | Determine date order. It should be one of YMD, DMY, MDY| -+--------------------------+----------------+--------------------------------------------------------+ +""""""""""""""""""" +`tajo.timezone` +""""""""""""""""""" + +Refer to :doc:`/time_zone`. + + * Property value type: Time zone id + * Default value: Default time zone of JVM + * Example + +.. code-block:: xml + + <property> + <name>tajo.timezone</name> + <value>GMT+9</value> + </property> + +""""""""""""""""""""""""""" +`tajo.datetime.date-order` +""""""""""""""""""""""""""" + +Date order specification. + + * Property value type: One of YMD, DMY, MDY. + * Default value: YMD + * Example + +.. code-block:: xml + + <property> + <name>tajo.datetime.date-order</name> + <value>YMD</value> + </property> + +====================== +Table partitions +====================== + +"""""""""""""""""""""""""""""""""""""""""""""""""""" +`tajo.partition.overwrite.even-if-no-result` +"""""""""""""""""""""""""""""""""""""""""""""""""""" + +If this value is true, a partitioned table is overwritten even if a subquery leads to no result. Otherwise, the table data will be kept if there is no result. + + * Property value type: Boolean + * Default value: false + * Example + +.. code-block:: xml + + <property> + <name>tajo.partition.overwrite.even-if-no-result</name> + <value>false</value> + </property> + +"""""""""""""""""""""""""""""""""""""""""""""""""""" +`tajo.dist-query.table-partition.task-volume-mb` +"""""""""""""""""""""""""""""""""""""""""""""""""""" + +In Tajo, storing a partition table is executed in two stages. +This value indicates the output size of a task of the former stage, which determines the number of partitions to be shuffled between two stages. + + * Property value type: Integer + * Unit: MB + * Default value: 256 + * Example + +.. code-block:: xml + + <property> + <name>tajo.dist-query.table-partition.task-volume-mb</name> + <value>256</value> + </property> + +====================== +Arithmetic Settings +====================== + +"""""""""""""""""""""""""""""""""""""""""""""""""""" +`tajo.behavior.arithmetic-abort` +"""""""""""""""""""""""""""""""""""""""""""""""""""" + +A flag to indicate how to handle the errors caused by invalid arithmetic operations. If true, a running query will be terminated with an overflow or a divide-by-zero. + + * Property value type: Boolean + * Default value: false + * Example + +.. code-block:: xml + <property> + <name>tajo.behavior.arithmetic-abort</name> + <value>false</value> + </property> \ No newline at end of file http://git-wip-us.apache.org/repos/asf/tajo/blob/db452a7e/tajo-docs/src/main/sphinx/time_zone.rst ---------------------------------------------------------------------- diff --git a/tajo-docs/src/main/sphinx/time_zone.rst b/tajo-docs/src/main/sphinx/time_zone.rst index 101012f..9b86e18 100644 --- a/tajo-docs/src/main/sphinx/time_zone.rst +++ b/tajo-docs/src/main/sphinx/time_zone.rst @@ -19,7 +19,7 @@ You can set the system time zone in *conf/tajo-site.xml* file as follows: .. code-block:: xml <name>tajo.timezone</name> - <property>GMT+9</property> + <value>GMT+9</value> ==================
