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ASF GitHub Bot commented on TRAFODION-2855: ------------------------------------------- Github user liuyu000 commented on a diff in the pull request: https://github.com/apache/incubator-trafodion/pull/1356#discussion_r158206030 --- Diff: docs/sql_reference/src/asciidoc/_chapters/sql_utilities.adoc --- @@ -443,24 +443,39 @@ specify one or more of these options: ** `CONTINUE ON ERROR` + -LOAD statement will continue after errors encountered while scanning rows from source table. +LOAD statement will continue after ignorable errors while scanning rows from source table or loading into the target table. The ignorable errors are usually data conversion errors. + Errors during the load or sort phase will cause the LOAD statement to abort. + -Error rows will be logged by default in HDFS files in the directory `/user/trafodion/bulkload/logs`. The default name of the error files will be of the form `ERR_<three-part-target-table-name>_<date>_<id>`, where `<id>` is a numeric identifier unique to the process where the error was seen. -+ -This option is implied if `LOG ERROR ROWS [TO _error-location-name_]` or `STOP AFTER _num_ ERROR ROWS` is specified and it is not enabled by default. +This option is implied if `LOG ERROR ROWS [TO _error-location-name_]` or `STOP AFTER _num_ ERROR ROWS` is specified. ** `LOG ERROR ROWS [TO _error-location-name_]` +*** Error rows + If error rows must be written to a specified location, then specify TO _error-location-name_, otherwise they will be written to the default location. +`_error-location-name_` must be a HDFS directory name to which trafodion has write access. + -Error logs are written in separate files by the processes involved in the load command under sub-directory representing the load command in the given location. -The actual log file location is displayed in the load command output. +Error rows will be logged in HDFS files in the *directory* `/user/trafodion/bulkload/logs` if the error log location is not specified. ++ +The default name of the *subdirectory* is `_ERR_catalog.schema.target_table_date_id_`, where `_id_` is a numeric identifier timestamp (YYYYMMDD_HHMMSS) unique to the process where the error was seen. ++ +The default name of the *error file* is `_loggingFileNamePrefix_catalog.schema.target_table_instanceID_`, where `_loggingFileNamePrefix_` is hive_scan_err or traf_upsert_err depending on the data source table, and `_instanceID_` is the ID of instance starting from 0, generally there is only one instance. --- End diff -- OK, thanks Dave :) > Correct the syntax descriptions of LOAD Statement for *Trafodion SQL > Reference Manual* 2 > ----------------------------------------------------------------------------------------- > > Key: TRAFODION-2855 > URL: https://issues.apache.org/jira/browse/TRAFODION-2855 > Project: Apache Trafodion > Issue Type: Documentation > Reporter: Liu Yu > Assignee: Liu Yu > -- This message was sent by Atlassian JIRA (v6.4.14#64029)