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Apache NiFi flow template for extracting changed records out of a relational databases and into your NiFi flow. See https://www.batchiq.com/database-extract-with-nifi.html for details.
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| <?xml version="1.0" encoding="UTF-8" standalone="yes"?><template><description>Simple flow for extracting records from a relational database and into JSON text files.</description><name>DatabaseExtract-Incremental</name><snippet><connections><id>5f3f82ab-fc02-4322-938c-ad2fb628f094</id><parentGroupId>0ef63979-973e-43fc-82b2-a5cd52db0858</parentGroupId><backPressureDataSizeThreshold>0 MB</backPressureDataSizeThreshold><backPressureObjectThreshold>0</backPressureObjectThreshold><destination><groupId>0ef63979-973e-43fc-82b2-a5cd52db0858</groupId><id>bb5fadae-29d0-4983-b76d-4185a5003685</id><type>PROCESSOR</type></destination><flowFileExpiration>0 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sec</flowFileExpiration><labelIndex>1</labelIndex><name></name><selectedRelationships>split</selectedRelationships><source><groupId>0ef63979-973e-43fc-82b2-a5cd52db0858</groupId><id>9d97686d-9005-46cd-8cd8-52438de7add1</id><type>PROCESSOR</type></source><zIndex>0</zIndex></connections><controllerServices><id>53443a8f-5e6c-4c66-ba5e-e67251889c7d</id><comments></comments><descriptors><entry><key>Database Connection URL</key><value><description>A database connection URL used to connect to a database. May contain database system name, host, port, database name and some parameters. The exact syntax of a database connection URL is specified by your DBMS.</description><displayName>Database Connection URL</displayName><dynamic>false</dynamic><name>Database Connection URL</name><required>true</required><sensitive>false</sensitive><supportsEl>false</supportsEl></value></entry><entry><key>Database Driver Class Name</key><value><description>Database driver class name</description><displayName>Database Driver Class Name</displayName><dynamic>false</dynamic><name>Database Driver Class Name</name><required>true</required><sensitive>false</sensitive><supportsEl>false</supportsEl></value></entry><entry><key>Database Driver Jar Url</key><value><description>Optional database driver jar file path url. For example 'file:///var/tmp/mariadb-java-client-1.1.7.jar'</description><displayName>Database Driver Jar Url</displayName><dynamic>false</dynamic><name>Database Driver Jar Url</name><required>false</required><sensitive>false</sensitive><supportsEl>false</supportsEl></value></entry><entry><key>Database User</key><value><description>Database user name</description><displayName>Database User</displayName><dynamic>false</dynamic><name>Database User</name><required>false</required><sensitive>false</sensitive><supportsEl>false</supportsEl></value></entry><entry><key>Password</key><value><description>The password for the database user</description><displayName>Password</displayName><dynamic>false</dynamic><name>Password</name><required>false</required><sensitive>true</sensitive><supportsEl>false</supportsEl></value></entry><entry><key>Max Wait Time</key><value><defaultValue>500 millis</defaultValue><description>The maximum amount of time that the pool will wait (when there are no available connections) for a connection to be returned before failing, or -1 to wait indefinitely. </description><displayName>Max Wait Time</displayName><dynamic>false</dynamic><name>Max Wait Time</name><required>true</required><sensitive>false</sensitive><supportsEl>false</supportsEl></value></entry><entry><key>Max Total Connections</key><value><defaultValue>8</defaultValue><description>The maximum number of active connections that can be allocated from this pool at the same time, or negative for no limit.</description><displayName>Max Total Connections</displayName><dynamic>false</dynamic><name>Max Total Connections</name><required>true</required><sensitive>false</sensitive><supportsEl>false</supportsEl></value></entry></descriptors><name>TweetBase Pool</name><properties><entry><key>Database Connection URL</key><value>jdbc:mysql://sampledbinstance.cjxsoyn4wlst.us-west-2.rds.amazonaws.com/tweetbase</value></entry><entry><key>Database Driver Class Name</key><value>com.mysql.jdbc.Driver</value></entry><entry><key>Database Driver Jar Url</key><value>file:///tmp/mysql-connector-java-5.0.8-bin.jar</value></entry><entry><key>Database User</key><value>jamesdba</value></entry><entry><key>Password</key></entry><entry><key>Max Wait Time</key></entry><entry><key>Max Total Connections</key></entry></properties><referencingComponents><activeThreadCount>0</activeThreadCount><descriptors><entry><key>Database Connection Pooling Service</key><value><allowableValues><displayName>TweetBase Pool</displayName><value>53443a8f-5e6c-4c66-ba5e-e67251889c7d</value></allowableValues><description>The Controller Service that is used to obtain a connection to the database.</description><displayName>Database Connection Pooling Service</displayName><dynamic>false</dynamic><identifiesControllerService>org.apache.nifi.dbcp.DBCPService</identifiesControllerService><name>Database Connection Pooling Service</name><required>true</required><sensitive>false</sensitive><supportsEl>false</supportsEl></value></entry><entry><key>Table Name</key><value><description>The name of the database table to be queried.</description><displayName>Table Name</displayName><dynamic>false</dynamic><name>Table Name</name><required>true</required><sensitive>false</sensitive><supportsEl>false</supportsEl></value></entry><entry><key>Columns to Return</key><value><description>A comma-separated list of column names to be used in the query. If your database requires special treatment of the names (quoting, e.g.), each name should include such treatment. If no column names are supplied, all columns in the specified table will be returned.</description><displayName>Columns to Return</displayName><dynamic>false</dynamic><name>Columns to Return</name><required>false</required><sensitive>false</sensitive><supportsEl>false</supportsEl></value></entry><entry><key>Maximum-value Columns</key><value><description>A comma-separated list of column names. The processor will keep track of the maximum value for each column that has been returned since the processor started running. This can be used to retrieve only those rows that have been added/updated since the last retrieval. Note that some JDBC types such as bit/boolean are not conducive to maintaining maximum value, so columns of these types should not be listed in this property, and will result in error(s) during processing.</description><displayName>Maximum-value Columns</displayName><dynamic>false</dynamic><name>Maximum-value Columns</name><required>false</required><sensitive>false</sensitive><supportsEl>false</supportsEl></value></entry><entry><key>Max Wait Time</key><value><defaultValue>0 seconds</defaultValue><description>The maximum amount of time allowed for a running SQL select query , zero means there is no limit. Max time less than 1 second will be equal to zero.</description><displayName>Max Wait Time</displayName><dynamic>false</dynamic><name>Max Wait Time</name><required>true</required><sensitive>false</sensitive><supportsEl>false</supportsEl></value></entry><entry><key>SQL Pre-processing Strategy</key><value><allowableValues><displayName>None</displayName><value>None</value></allowableValues><allowableValues><displayName>Oracle</displayName><value>Oracle</value></allowableValues><defaultValue>None</defaultValue><description>The strategy to employ when generating the SQL for querying the table. A strategy may include custom or database-specific code, such as the treatment of time/date formats.</description><displayName>SQL Pre-processing Strategy</displayName><dynamic>false</dynamic><name>SQL Pre-processing Strategy</name><required>true</required><sensitive>false</sensitive><supportsEl>false</supportsEl></value></entry><entry><key>Fetch Size</key><value><defaultValue>0</defaultValue><description>The number of result rows to be fetched from the result set at a time. This is a hint to the driver and may not be honored and/or exact. If the value specified is zero, then the hint is ignored.</description><displayName>Fetch Size</displayName><dynamic>false</dynamic><name>Fetch Size</name><required>true</required><sensitive>false</sensitive><supportsEl>false</supportsEl></value></entry></descriptors><groupId>0ef63979-973e-43fc-82b2-a5cd52db0858</groupId><id>2d63a256-6502-4735-a362-8ec6b9b81fc8</id><name>QueryDatabaseTable</name><properties><entry><key>Database Connection Pooling Service</key><value>53443a8f-5e6c-4c66-ba5e-e67251889c7d</value></entry><entry><key>Table Name</key><value>tweets</value></entry><entry><key>Columns to Return</key><value>id, uuid, created_at, screen_name, location, text</value></entry><entry><key>Maximum-value Columns</key><value>id</value></entry><entry><key>Max Wait Time</key></entry><entry><key>SQL Pre-processing Strategy</key></entry><entry><key>Fetch Size</key><value>100</value></entry></properties><referenceType>Processor</referenceType><state>RUNNING</state><type>org.apache.nifi.processors.standard.QueryDatabaseTable</type></referencingComponents><referencingComponents><activeThreadCount>0</activeThreadCount><descriptors><entry><key>JDBC Connection Pool</key><value><allowableValues><displayName>TweetBase Pool</displayName><value>53443a8f-5e6c-4c66-ba5e-e67251889c7d</value></allowableValues><description>Specifies the JDBC Connection Pool to use in order to convert the JSON message to a SQL statement. The Connection Pool is necessary in order to determine the appropriate database column types.</description><displayName>JDBC Connection Pool</displayName><dynamic>false</dynamic><identifiesControllerService>org.apache.nifi.dbcp.DBCPService</identifiesControllerService><name>JDBC Connection Pool</name><required>true</required><sensitive>false</sensitive><supportsEl>false</supportsEl></value></entry><entry><key>Support Fragmented Transactions</key><value><allowableValues><displayName>true</displayName><value>true</value></allowableValues><allowableValues><displayName>false</displayName><value>false</value></allowableValues><defaultValue>true</defaultValue><description>If true, when a FlowFile is consumed by this Processor, the Processor will first check the fragment.identifier and fragment.count attributes of that FlowFile. If the fragment.count value is greater than 1, the Processor will not process any FlowFile will that fragment.identifier until all are available; at that point, it will process all FlowFiles with that fragment.identifier as a single transaction, in the order specified by the FlowFiles' fragment.index attributes. This Provides atomicity of those SQL statements. If this value is false, these attributes will be ignored and the updates will occur independent of one another.</description><displayName>Support Fragmented Transactions</displayName><dynamic>false</dynamic><name>Support Fragmented Transactions</name><required>false</required><sensitive>false</sensitive><supportsEl>false</supportsEl></value></entry><entry><key>Transaction Timeout</key><value><description>If the <Support Fragmented Transactions> property is set to true, specifies how long to wait for all FlowFiles for a particular fragment.identifier attribute to arrive before just transferring all of the FlowFiles with that identifier to the 'failure' relationship</description><displayName>Transaction Timeout</displayName><dynamic>false</dynamic><name>Transaction Timeout</name><required>false</required><sensitive>false</sensitive><supportsEl>false</supportsEl></value></entry><entry><key>Batch Size</key><value><defaultValue>100</defaultValue><description>The preferred number of FlowFiles to put to the database in a single transaction</description><displayName>Batch Size</displayName><dynamic>false</dynamic><name>Batch Size</name><required>true</required><sensitive>false</sensitive><supportsEl>false</supportsEl></value></entry><entry><key>Obtain Generated Keys</key><value><allowableValues><displayName>true</displayName><value>true</value></allowableValues><allowableValues><displayName>false</displayName><value>false</value></allowableValues><defaultValue>false</defaultValue><description>If true, any key that is automatically generated by the database will be added to the FlowFile that generated it using the sql.generate.key attribute. This may result in slightly slower performance and is not supported by all databases.</description><displayName>Obtain Generated Keys</displayName><dynamic>false</dynamic><name>Obtain Generated Keys</name><required>false</required><sensitive>false</sensitive><supportsEl>false</supportsEl></value></entry></descriptors><groupId>2184ca62-c6ef-459e-b889-8e4e1127afb7</groupId><id>0006b3cc-f91f-4415-b514-a533a306c231</id><name>INSERT SQL</name><properties><entry><key>JDBC Connection Pool</key><value>53443a8f-5e6c-4c66-ba5e-e67251889c7d</value></entry><entry><key>Support Fragmented Transactions</key><value>true</value></entry><entry><key>Transaction Timeout</key></entry><entry><key>Batch Size</key><value>100</value></entry><entry><key>Obtain Generated Keys</key><value>false</value></entry></properties><referenceType>Processor</referenceType><state>RUNNING</state><type>org.apache.nifi.processors.standard.PutSQL</type></referencingComponents><referencingComponents><activeThreadCount>0</activeThreadCount><descriptors><entry><key>Database Connection Pooling Service</key><value><allowableValues><displayName>TweetBase Pool</displayName><value>53443a8f-5e6c-4c66-ba5e-e67251889c7d</value></allowableValues><description>The Controller Service that is used to obtain connection to database</description><displayName>Database Connection Pooling Service</displayName><dynamic>false</dynamic><identifiesControllerService>org.apache.nifi.dbcp.DBCPService</identifiesControllerService><name>Database Connection Pooling Service</name><required>true</required><sensitive>false</sensitive><supportsEl>false</supportsEl></value></entry><entry><key>SQL select query</key><value><description>The SQL select query to execute. The query can be empty, a constant value, or built from attributes using Expression Language. If this property is specified, it will be used regardless of the content of incoming flowfiles. If this property is empty, the content of the incoming flow file is expected to contain a valid SQL select query, to be issued by the processor to the database. Note that Expression Language is not evaluated for flow file contents.</description><displayName>SQL select query</displayName><dynamic>false</dynamic><name>SQL select query</name><required>false</required><sensitive>false</sensitive><supportsEl>true</supportsEl></value></entry><entry><key>Max Wait Time</key><value><defaultValue>0 seconds</defaultValue><description>The maximum amount of time allowed for a running SQL select query , zero means there is no limit. Max time less than 1 second will be equal to zero.</description><displayName>Max Wait Time</displayName><dynamic>false</dynamic><name>Max Wait Time</name><required>true</required><sensitive>false</sensitive><supportsEl>false</supportsEl></value></entry></descriptors><groupId>0ef63979-973e-43fc-82b2-a5cd52db0858</groupId><id>26e4d20f-3dcf-4de2-9e9f-c6aa8caebc71</id><name>ExecuteSQL</name><properties><entry><key>Database Connection Pooling Service</key><value>53443a8f-5e6c-4c66-ba5e-e67251889c7d</value></entry><entry><key>SQL select query</key><value>SELECT * FROM tweets LIMIT 10</value></entry><entry><key>Max Wait Time</key></entry></properties><referenceType>Processor</referenceType><state>STOPPED</state><type>org.apache.nifi.processors.standard.ExecuteSQL</type></referencingComponents><state>ENABLED</state><type>org.apache.nifi.dbcp.DBCPConnectionPool</type></controllerServices><processors><id>2d63a256-6502-4735-a362-8ec6b9b81fc8</id><parentGroupId>0ef63979-973e-43fc-82b2-a5cd52db0858</parentGroupId><position><x>760.1077808439136</x><y>-140.0333957180651</y></position><config><bulletinLevel>WARN</bulletinLevel><comments></comments><concurrentlySchedulableTaskCount>1</concurrentlySchedulableTaskCount><defaultConcurrentTasks><entry><key>TIMER_DRIVEN</key><value>1</value></entry><entry><key>EVENT_DRIVEN</key><value>0</value></entry><entry><key>CRON_DRIVEN</key><value>1</value></entry></defaultConcurrentTasks><defaultSchedulingPeriod><entry><key>TIMER_DRIVEN</key><value>0 sec</value></entry><entry><key>CRON_DRIVEN</key><value>* * * * * ?</value></entry></defaultSchedulingPeriod><descriptors><entry><key>Database Connection Pooling Service</key><value><allowableValues><displayName>TweetBase Pool</displayName><value>53443a8f-5e6c-4c66-ba5e-e67251889c7d</value></allowableValues><description>The Controller Service that is used to obtain a connection to the database.</description><displayName>Database Connection Pooling Service</displayName><dynamic>false</dynamic><identifiesControllerService>org.apache.nifi.dbcp.DBCPService</identifiesControllerService><name>Database Connection Pooling Service</name><required>true</required><sensitive>false</sensitive><supportsEl>false</supportsEl></value></entry><entry><key>Table Name</key><value><description>The name of the database table to be queried.</description><displayName>Table Name</displayName><dynamic>false</dynamic><name>Table Name</name><required>true</required><sensitive>false</sensitive><supportsEl>false</supportsEl></value></entry><entry><key>Columns to Return</key><value><description>A comma-separated list of column names to be used in the query. If your database requires special treatment of the names (quoting, e.g.), each name should include such treatment. If no column names are supplied, all columns in the specified table will be returned.</description><displayName>Columns to Return</displayName><dynamic>false</dynamic><name>Columns to Return</name><required>false</required><sensitive>false</sensitive><supportsEl>false</supportsEl></value></entry><entry><key>Maximum-value Columns</key><value><description>A comma-separated list of column names. The processor will keep track of the maximum value for each column that has been returned since the processor started running. This can be used to retrieve only those rows that have been added/updated since the last retrieval. Note that some JDBC types such as bit/boolean are not conducive to maintaining maximum value, so columns of these types should not be listed in this property, and will result in error(s) during processing.</description><displayName>Maximum-value Columns</displayName><dynamic>false</dynamic><name>Maximum-value Columns</name><required>false</required><sensitive>false</sensitive><supportsEl>false</supportsEl></value></entry><entry><key>Max Wait Time</key><value><defaultValue>0 seconds</defaultValue><description>The maximum amount of time allowed for a running SQL select query , zero means there is no limit. Max time less than 1 second will be equal to zero.</description><displayName>Max Wait Time</displayName><dynamic>false</dynamic><name>Max Wait Time</name><required>true</required><sensitive>false</sensitive><supportsEl>false</supportsEl></value></entry><entry><key>SQL Pre-processing Strategy</key><value><allowableValues><displayName>None</displayName><value>None</value></allowableValues><allowableValues><displayName>Oracle</displayName><value>Oracle</value></allowableValues><defaultValue>None</defaultValue><description>The strategy to employ when generating the SQL for querying the table. A strategy may include custom or database-specific code, such as the treatment of time/date formats.</description><displayName>SQL Pre-processing Strategy</displayName><dynamic>false</dynamic><name>SQL Pre-processing Strategy</name><required>true</required><sensitive>false</sensitive><supportsEl>false</supportsEl></value></entry><entry><key>Fetch Size</key><value><defaultValue>0</defaultValue><description>The number of result rows to be fetched from the result set at a time. This is a hint to the driver and may not be honored and/or exact. If the value specified is zero, then the hint is ignored.</description><displayName>Fetch Size</displayName><dynamic>false</dynamic><name>Fetch Size</name><required>true</required><sensitive>false</sensitive><supportsEl>false</supportsEl></value></entry></descriptors><lossTolerant>false</lossTolerant><penaltyDuration>30 sec</penaltyDuration><properties><entry><key>Database Connection Pooling Service</key><value>53443a8f-5e6c-4c66-ba5e-e67251889c7d</value></entry><entry><key>Table Name</key><value>tweets</value></entry><entry><key>Columns to Return</key><value>id, uuid, created_at, screen_name, location, text</value></entry><entry><key>Maximum-value Columns</key><value>id</value></entry><entry><key>Max Wait Time</key></entry><entry><key>SQL Pre-processing Strategy</key></entry><entry><key>Fetch Size</key><value>100</value></entry></properties><runDurationMillis>0</runDurationMillis><schedulingPeriod>0 sec</schedulingPeriod><schedulingStrategy>TIMER_DRIVEN</schedulingStrategy><yieldDuration>1 sec</yieldDuration></config><name>QueryDatabaseTable</name><relationships><autoTerminate>false</autoTerminate><description>Successfully created FlowFile from SQL query result set.</description><name>success</name></relationships><state>RUNNING</state><style/><supportsEventDriven>true</supportsEventDriven><supportsParallelProcessing>true</supportsParallelProcessing><type>org.apache.nifi.processors.standard.QueryDatabaseTable</type></processors><processors><id>bb5fadae-29d0-4983-b76d-4185a5003685</id><parentGroupId>0ef63979-973e-43fc-82b2-a5cd52db0858</parentGroupId><position><x>1349.6911727736663</x><y>422.7917655582305</y></position><config><bulletinLevel>WARN</bulletinLevel><comments></comments><concurrentlySchedulableTaskCount>1</concurrentlySchedulableTaskCount><defaultConcurrentTasks><entry><key>TIMER_DRIVEN</key><value>1</value></entry><entry><key>EVENT_DRIVEN</key><value>0</value></entry><entry><key>CRON_DRIVEN</key><value>1</value></entry></defaultConcurrentTasks><defaultSchedulingPeriod><entry><key>TIMER_DRIVEN</key><value>0 sec</value></entry><entry><key>CRON_DRIVEN</key><value>* * * * * ?</value></entry></defaultSchedulingPeriod><descriptors><entry><key>Directory</key><value><description>The directory to which files should be written. You may use expression language such as /aa/bb/${path}</description><displayName>Directory</displayName><dynamic>false</dynamic><name>Directory</name><required>true</required><sensitive>false</sensitive><supportsEl>true</supportsEl></value></entry><entry><key>Conflict Resolution Strategy</key><value><allowableValues><displayName>replace</displayName><value>replace</value></allowableValues><allowableValues><displayName>ignore</displayName><value>ignore</value></allowableValues><allowableValues><displayName>fail</displayName><value>fail</value></allowableValues><defaultValue>fail</defaultValue><description>Indicates what should happen when a file with the same name already exists in the output directory</description><displayName>Conflict Resolution Strategy</displayName><dynamic>false</dynamic><name>Conflict Resolution Strategy</name><required>true</required><sensitive>false</sensitive><supportsEl>false</supportsEl></value></entry><entry><key>Create Missing Directories</key><value><allowableValues><displayName>true</displayName><value>true</value></allowableValues><allowableValues><displayName>false</displayName><value>false</value></allowableValues><defaultValue>true</defaultValue><description>If true, then missing destination directories will be created. If false, flowfiles are penalized and sent to failure.</description><displayName>Create Missing Directories</displayName><dynamic>false</dynamic><name>Create Missing Directories</name><required>true</required><sensitive>false</sensitive><supportsEl>false</supportsEl></value></entry><entry><key>Maximum File Count</key><value><description>Specifies the maximum number of files that can exist in the output directory</description><displayName>Maximum File Count</displayName><dynamic>false</dynamic><name>Maximum File Count</name><required>false</required><sensitive>false</sensitive><supportsEl>false</supportsEl></value></entry><entry><key>Last Modified Time</key><value><description>Sets the lastModifiedTime on the output file to the value of this attribute. Format must be yyyy-MM-dd'T'HH:mm:ssZ. You may also use expression language such as ${file.lastModifiedTime}.</description><displayName>Last Modified Time</displayName><dynamic>false</dynamic><name>Last Modified Time</name><required>false</required><sensitive>false</sensitive><supportsEl>true</supportsEl></value></entry><entry><key>Permissions</key><value><description>Sets the permissions on the output file to the value of this attribute. Format must be either UNIX rwxrwxrwx with a - in place of denied permissions (e.g. rw-r--r--) or an octal number (e.g. 644). You may also use expression language such as ${file.permissions}.</description><displayName>Permissions</displayName><dynamic>false</dynamic><name>Permissions</name><required>false</required><sensitive>false</sensitive><supportsEl>true</supportsEl></value></entry><entry><key>Owner</key><value><description>Sets the owner on the output file to the value of this attribute. You may also use expression language such as ${file.owner}.</description><displayName>Owner</displayName><dynamic>false</dynamic><name>Owner</name><required>false</required><sensitive>false</sensitive><supportsEl>true</supportsEl></value></entry><entry><key>Group</key><value><description>Sets the group on the output file to the value of this attribute. You may also use expression language such as ${file.group}.</description><displayName>Group</displayName><dynamic>false</dynamic><name>Group</name><required>false</required><sensitive>false</sensitive><supportsEl>true</supportsEl></value></entry></descriptors><lossTolerant>false</lossTolerant><penaltyDuration>30 sec</penaltyDuration><properties><entry><key>Directory</key><value>/tmp/tweets_json/</value></entry><entry><key>Conflict Resolution Strategy</key></entry><entry><key>Create Missing Directories</key></entry><entry><key>Maximum File Count</key></entry><entry><key>Last Modified Time</key></entry><entry><key>Permissions</key></entry><entry><key>Owner</key></entry><entry><key>Group</key></entry></properties><runDurationMillis>0</runDurationMillis><schedulingPeriod>0 sec</schedulingPeriod><schedulingStrategy>TIMER_DRIVEN</schedulingStrategy><yieldDuration>1 sec</yieldDuration></config><name>PutFile</name><relationships><autoTerminate>false</autoTerminate><description>Files that could not be written to the output directory for some reason are transferred to this relationship</description><name>failure</name></relationships><relationships><autoTerminate>true</autoTerminate><description>Files that have been successfully written to the output directory are transferred to this relationship</description><name>success</name></relationships><state>RUNNING</state><style/><supportsEventDriven>false</supportsEventDriven><supportsParallelProcessing>true</supportsParallelProcessing><type>org.apache.nifi.processors.standard.PutFile</type></processors><processors><id>23b1b26e-95bf-4769-92f4-6d5b0cbc7e1d</id><parentGroupId>0ef63979-973e-43fc-82b2-a5cd52db0858</parentGroupId><position><x>761.4052051603198</x><y>230.5948009982435</y></position><config><bulletinLevel>WARN</bulletinLevel><comments></comments><concurrentlySchedulableTaskCount>1</concurrentlySchedulableTaskCount><defaultConcurrentTasks><entry><key>TIMER_DRIVEN</key><value>1</value></entry><entry><key>EVENT_DRIVEN</key><value>0</value></entry><entry><key>CRON_DRIVEN</key><value>1</value></entry></defaultConcurrentTasks><defaultSchedulingPeriod><entry><key>TIMER_DRIVEN</key><value>0 sec</value></entry><entry><key>CRON_DRIVEN</key><value>* * * * * ?</value></entry></defaultSchedulingPeriod><descriptors><entry><key>JSON container options</key><value><allowableValues><displayName>none</displayName><value>none</value></allowableValues><allowableValues><displayName>array</displayName><value>array</value></allowableValues><defaultValue>array</defaultValue><description>Determines how stream of records is exposed: either as a sequence of single Objects (none) (i.e. writing every Object to a new line), or as an array of Objects (array).</description><displayName>JSON container options</displayName><dynamic>false</dynamic><name>JSON container options</name><required>true</required><sensitive>false</sensitive><supportsEl>false</supportsEl></value></entry><entry><key>Wrap Single Record</key><value><allowableValues><displayName>true</displayName><value>true</value></allowableValues><allowableValues><displayName>false</displayName><value>false</value></allowableValues><defaultValue>false</defaultValue><description>Determines if the resulting output for empty records or a single record should be wrapped in a container array as specified by 'JSON container options'</description><displayName>Wrap Single Record</displayName><dynamic>false</dynamic><name>Wrap Single Record</name><required>true</required><sensitive>false</sensitive><supportsEl>false</supportsEl></value></entry><entry><key>Avro schema</key><value><description>If the Avro records do not contain the schema (datum only), it must be specified here.</description><displayName>Avro schema</displayName><dynamic>false</dynamic><name>Avro schema</name><required>false</required><sensitive>false</sensitive><supportsEl>false</supportsEl></value></entry></descriptors><lossTolerant>false</lossTolerant><penaltyDuration>30 sec</penaltyDuration><properties><entry><key>JSON container options</key><value>none</value></entry><entry><key>Wrap Single Record</key></entry><entry><key>Avro schema</key></entry></properties><runDurationMillis>0</runDurationMillis><schedulingPeriod>0 sec</schedulingPeriod><schedulingStrategy>TIMER_DRIVEN</schedulingStrategy><yieldDuration>1 sec</yieldDuration></config><name>ConvertAvroToJSON</name><relationships><autoTerminate>false</autoTerminate><description>A FlowFile is routed to this relationship if it cannot be parsed as Avro or cannot be converted to JSON for any reason</description><name>failure</name></relationships><relationships><autoTerminate>false</autoTerminate><description>A FlowFile is routed to this relationship after it has been converted to JSON</description><name>success</name></relationships><state>RUNNING</state><style/><supportsEventDriven>false</supportsEventDriven><supportsParallelProcessing>true</supportsParallelProcessing><type>org.apache.nifi.processors.avro.ConvertAvroToJSON</type></processors><processors><id>9d97686d-9005-46cd-8cd8-52438de7add1</id><parentGroupId>0ef63979-973e-43fc-82b2-a5cd52db0858</parentGroupId><position><x>761.5575448338977</x><y>47.16739413707151</y></position><config><bulletinLevel>WARN</bulletinLevel><comments></comments><concurrentlySchedulableTaskCount>1</concurrentlySchedulableTaskCount><defaultConcurrentTasks><entry><key>TIMER_DRIVEN</key><value>1</value></entry><entry><key>EVENT_DRIVEN</key><value>0</value></entry><entry><key>CRON_DRIVEN</key><value>1</value></entry></defaultConcurrentTasks><defaultSchedulingPeriod><entry><key>TIMER_DRIVEN</key><value>0 sec</value></entry><entry><key>CRON_DRIVEN</key><value>* * * * * ?</value></entry></defaultSchedulingPeriod><descriptors><entry><key>Split Strategy</key><value><allowableValues><description>Split at Record boundaries</description><displayName>Record</displayName><value>Record</value></allowableValues><defaultValue>Record</defaultValue><description>The strategy for splitting the incoming datafile. The Record strategy will read the incoming datafile by de-serializing each record.</description><displayName>Split Strategy</displayName><dynamic>false</dynamic><name>Split Strategy</name><required>true</required><sensitive>false</sensitive><supportsEl>false</supportsEl></value></entry><entry><key>Output Size</key><value><defaultValue>1</defaultValue><description>The number of Avro records to include per split file. In cases where the incoming file has less records than the Output Size, or when the total number of records does not divide evenly by the Output Size, it is possible to get a split file with less records.</description><displayName>Output Size</displayName><dynamic>false</dynamic><name>Output Size</name><required>true</required><sensitive>false</sensitive><supportsEl>false</supportsEl></value></entry><entry><key>Output Strategy</key><value><allowableValues><description>Avro's object container file format</description><displayName>Datafile</displayName><value>Datafile</value></allowableValues><allowableValues><description>Bare Avro records</description><displayName>Bare Record</displayName><value>Bare Record</value></allowableValues><defaultValue>Datafile</defaultValue><description>Determines the format of the output. Either Avro Datafile, or bare record. Bare record output is only intended for use with systems that already require it, and shouldn't be needed for normal use.</description><displayName>Output Strategy</displayName><dynamic>false</dynamic><name>Output Strategy</name><required>true</required><sensitive>false</sensitive><supportsEl>false</supportsEl></value></entry><entry><key>Transfer Metadata</key><value><allowableValues><displayName>true</displayName><value>true</value></allowableValues><allowableValues><displayName>false</displayName><value>false</value></allowableValues><defaultValue>true</defaultValue><description>Whether or not to transfer metadata from the parent datafile to the children. If the Output Strategy is Bare Record, then the metadata will be stored as FlowFile attributes, otherwise it will be in the Datafile header.</description><displayName>Transfer Metadata</displayName><dynamic>false</dynamic><name>Transfer Metadata</name><required>true</required><sensitive>false</sensitive><supportsEl>false</supportsEl></value></entry></descriptors><lossTolerant>false</lossTolerant><penaltyDuration>30 sec</penaltyDuration><properties><entry><key>Split Strategy</key></entry><entry><key>Output Size</key></entry><entry><key>Output Strategy</key></entry><entry><key>Transfer Metadata</key></entry></properties><runDurationMillis>0</runDurationMillis><schedulingPeriod>0 sec</schedulingPeriod><schedulingStrategy>TIMER_DRIVEN</schedulingStrategy><yieldDuration>1 sec</yieldDuration></config><name>SplitAvro</name><relationships><autoTerminate>false</autoTerminate><description>If a FlowFile fails processing for any reason (for example, the FlowFile is not valid Avro), it will be routed to this relationship</description><name>failure</name></relationships><relationships><autoTerminate>true</autoTerminate><description>The original FlowFile that was split. If the FlowFile fails processing, nothing will be sent to this relationship</description><name>original</name></relationships><relationships><autoTerminate>false</autoTerminate><description>All new files split from the original FlowFile will be routed to this relationship</description><name>split</name></relationships><state>RUNNING</state><style/><supportsEventDriven>false</supportsEventDriven><supportsParallelProcessing>true</supportsParallelProcessing><type>org.apache.nifi.processors.avro.SplitAvro</type></processors><processors><id>08cf9faa-f1cd-4e94-b3bd-ff6366973fbb</id><parentGroupId>0ef63979-973e-43fc-82b2-a5cd52db0858</parentGroupId><position><x>761.2564624845386</x><y>425.2156048312513</y></position><config><bulletinLevel>WARN</bulletinLevel><comments></comments><concurrentlySchedulableTaskCount>1</concurrentlySchedulableTaskCount><defaultConcurrentTasks><entry><key>TIMER_DRIVEN</key><value>1</value></entry><entry><key>EVENT_DRIVEN</key><value>0</value></entry><entry><key>CRON_DRIVEN</key><value>1</value></entry></defaultConcurrentTasks><defaultSchedulingPeriod><entry><key>TIMER_DRIVEN</key><value>0 sec</value></entry><entry><key>CRON_DRIVEN</key><value>* * * * * ?</value></entry></defaultSchedulingPeriod><descriptors><entry><key>Merge Strategy</key><value><allowableValues><description>Generates 'bins' of FlowFiles and fills each bin as full as possible. FlowFiles are placed into a bin based on their size and optionally their attributes (if the <Correlation Attribute> property is set)</description><displayName>Bin-Packing Algorithm</displayName><value>Bin-Packing Algorithm</value></allowableValues><allowableValues><description>Combines fragments that are associated by attributes back into a single cohesive FlowFile. If using this strategy, all FlowFiles must have the attributes <fragment.identifier>, <fragment.count>, and <fragment.index> or alternatively (for backward compatibility purposes) <segment.identifier>, <segment.count>, and <segment.index>. All FlowFiles with the same value for "fragment.identifier" will be grouped together. All FlowFiles in this group must have the same value for the "fragment.count" attribute. All FlowFiles in this group must have a unique value for the "fragment.index" attribute between 0 and the value of the "fragment.count" attribute.</description><displayName>Defragment</displayName><value>Defragment</value></allowableValues><defaultValue>Bin-Packing Algorithm</defaultValue><description>Specifies the algorithm used to merge content. The 'Defragment' algorithm combines fragments that are associated by attributes back into a single cohesive FlowFile. The 'Bin-Packing Algorithm' generates a FlowFile populated by arbitrarily chosen FlowFiles</description><displayName>Merge Strategy</displayName><dynamic>false</dynamic><name>Merge Strategy</name><required>true</required><sensitive>false</sensitive><supportsEl>false</supportsEl></value></entry><entry><key>Merge Format</key><value><allowableValues><description>A bin of FlowFiles will be combined into a single TAR file. The FlowFiles' <path> attribute will be used to create a directory in the TAR file if the <Keep Paths> property is set to true; otherwise, all FlowFiles will be added at the root of the TAR file. If a FlowFile has an attribute named <tar.permissions> that is 3 characters, each between 0-7, that attribute will be used as the TAR entry's 'mode'.</description><displayName>TAR</displayName><value>TAR</value></allowableValues><allowableValues><description>A bin of FlowFiles will be combined into a single ZIP file. The FlowFiles' <path> attribute will be used to create a directory in the ZIP file if the <Keep Paths> property is set to true; otherwise, all FlowFiles will be added at the root of the ZIP file. The <Compression Level> property indicates the ZIP compression to use.</description><displayName>ZIP</displayName><value>ZIP</value></allowableValues><allowableValues><description>A bin of FlowFiles will be combined into a single Version 3 FlowFile Stream</description><displayName>FlowFile Stream, v3</displayName><value>FlowFile Stream, v3</value></allowableValues><allowableValues><description>A bin of FlowFiles will be combined into a single Version 2 FlowFile Stream</description><displayName>FlowFile Stream, v2</displayName><value>FlowFile Stream, v2</value></allowableValues><allowableValues><description>A bin of FlowFiles will be combined into a single Version 1 FlowFile Package</description><displayName>FlowFile Tar, v1</displayName><value>FlowFile Tar, v1</value></allowableValues><allowableValues><description>The contents of all FlowFiles will be concatenated together into a single FlowFile</description><displayName>Binary Concatenation</displayName><value>Binary Concatenation</value></allowableValues><allowableValues><description>The Avro contents of all FlowFiles will be concatenated together into a single FlowFile</description><displayName>Avro</displayName><value>Avro</value></allowableValues><defaultValue>Binary Concatenation</defaultValue><description>Determines the format that will be used to merge the content.</description><displayName>Merge Format</displayName><dynamic>false</dynamic><name>Merge Format</name><required>true</required><sensitive>false</sensitive><supportsEl>false</supportsEl></value></entry><entry><key>Attribute Strategy</key><value><allowableValues><displayName>Keep Only Common Attributes</displayName><value>Keep Only Common Attributes</value></allowableValues><allowableValues><displayName>Keep All Unique Attributes</displayName><value>Keep All Unique Attributes</value></allowableValues><defaultValue>Keep Only Common Attributes</defaultValue><description>Determines which FlowFile attributes should be added to the bundle. If 'Keep All Unique Attributes' is selected, any attribute on any FlowFile that gets bundled will be kept unless its value conflicts with the value from another FlowFile. If 'Keep Only Common Attributes' is selected, only the attributes that exist on all FlowFiles in the bundle, with the same value, will be preserved.</description><displayName>Attribute Strategy</displayName><dynamic>false</dynamic><name>Attribute Strategy</name><required>true</required><sensitive>false</sensitive><supportsEl>false</supportsEl></value></entry><entry><key>Correlation Attribute Name</key><value><description>If specified, like FlowFiles will be binned together, where 'like FlowFiles' means FlowFiles that have the same value for this Attribute. If not specified, FlowFiles are bundled by the order in which they are pulled from the queue.</description><displayName>Correlation Attribute Name</displayName><dynamic>false</dynamic><name>Correlation Attribute Name</name><required>false</required><sensitive>false</sensitive><supportsEl>true</supportsEl></value></entry><entry><key>Minimum Number of Entries</key><value><defaultValue>1</defaultValue><description>The minimum number of files to include in a bundle</description><displayName>Minimum Number of Entries</displayName><dynamic>false</dynamic><name>Minimum Number of Entries</name><required>true</required><sensitive>false</sensitive><supportsEl>false</supportsEl></value></entry><entry><key>Maximum Number of Entries</key><value><description>The maximum number of files to include in a bundle. If not specified, there is no maximum.</description><displayName>Maximum Number of Entries</displayName><dynamic>false</dynamic><name>Maximum Number of Entries</name><required>false</required><sensitive>false</sensitive><supportsEl>false</supportsEl></value></entry><entry><key>Minimum Group Size</key><value><defaultValue>0 B</defaultValue><description>The minimum size of for the bundle</description><displayName>Minimum Group Size</displayName><dynamic>false</dynamic><name>Minimum Group Size</name><required>true</required><sensitive>false</sensitive><supportsEl>false</supportsEl></value></entry><entry><key>Maximum Group Size</key><value><description>The maximum size for the bundle. If not specified, there is no maximum.</description><displayName>Maximum Group Size</displayName><dynamic>false</dynamic><name>Maximum Group Size</name><required>false</required><sensitive>false</sensitive><supportsEl>false</supportsEl></value></entry><entry><key>Max Bin Age</key><value><description>The maximum age of a Bin that will trigger a Bin to be complete. Expected format is <duration> <time unit> where <duration> is a positive integer and time unit is one of seconds, minutes, hours</description><displayName>Max Bin Age</displayName><dynamic>false</dynamic><name>Max Bin Age</name><required>false</required><sensitive>false</sensitive><supportsEl>false</supportsEl></value></entry><entry><key>Maximum number of Bins</key><value><defaultValue>100</defaultValue><description>Specifies the maximum number of bins that can be held in memory at any one time</description><displayName>Maximum number of Bins</displayName><dynamic>false</dynamic><name>Maximum number of Bins</name><required>true</required><sensitive>false</sensitive><supportsEl>false</supportsEl></value></entry><entry><key>Delimiter Strategy</key><value><allowableValues><description>The values of Header, Footer, and Demarcator will be retrieved from the contents of a file</description><displayName>Filename</displayName><value>Filename</value></allowableValues><allowableValues><description>The values of Header, Footer, and Demarcator will be specified as property values</description><displayName>Text</displayName><value>Text</value></allowableValues><defaultValue>Filename</defaultValue><description>Determines if Header, Footer, and Demarcator should point to files containing the respective content, or if the values of the properties should be used as the content.</description><displayName>Delimiter Strategy</displayName><dynamic>false</dynamic><name>Delimiter Strategy</name><required>true</required><sensitive>false</sensitive><supportsEl>false</supportsEl></value></entry><entry><key>Header File</key><value><description>Filename specifying the header to use. If not specified, no header is supplied. This property is valid only when using the binary-concatenation merge strategy; otherwise, it is ignored.</description><displayName>Header</displayName><dynamic>false</dynamic><name>Header File</name><required>false</required><sensitive>false</sensitive><supportsEl>true</supportsEl></value></entry><entry><key>Footer File</key><value><description>Filename specifying the footer to use. If not specified, no footer is supplied. This property is valid only when using the binary-concatenation merge strategy; otherwise, it is ignored.</description><displayName>Footer</displayName><dynamic>false</dynamic><name>Footer File</name><required>false</required><sensitive>false</sensitive><supportsEl>true</supportsEl></value></entry><entry><key>Demarcator File</key><value><description>Filename specifying the demarcator to use. If not specified, no demarcator is supplied. This property is valid only when using the binary-concatenation merge strategy; otherwise, it is ignored.</description><displayName>Demarcator</displayName><dynamic>false</dynamic><name>Demarcator File</name><required>false</required><sensitive>false</sensitive><supportsEl>true</supportsEl></value></entry><entry><key>Compression Level</key><value><allowableValues><displayName>0</displayName><value>0</value></allowableValues><allowableValues><displayName>1</displayName><value>1</value></allowableValues><allowableValues><displayName>2</displayName><value>2</value></allowableValues><allowableValues><displayName>3</displayName><value>3</value></allowableValues><allowableValues><displayName>4</displayName><value>4</value></allowableValues><allowableValues><displayName>5</displayName><value>5</value></allowableValues><allowableValues><displayName>6</displayName><value>6</value></allowableValues><allowableValues><displayName>7</displayName><value>7</value></allowableValues><allowableValues><displayName>8</displayName><value>8</value></allowableValues><allowableValues><displayName>9</displayName><value>9</value></allowableValues><defaultValue>1</defaultValue><description>Specifies the compression level to use when using the Zip Merge Format; if not using the Zip Merge Format, this value is ignored</description><displayName>Compression Level</displayName><dynamic>false</dynamic><name>Compression Level</name><required>true</required><sensitive>false</sensitive><supportsEl>false</supportsEl></value></entry><entry><key>Keep Path</key><value><allowableValues><displayName>true</displayName><value>true</value></allowableValues><allowableValues><displayName>false</displayName><value>false</value></allowableValues><defaultValue>false</defaultValue><description>If using the Zip or Tar Merge Format, specifies whether or not the FlowFiles' paths should be included in their entry names; if using other merge strategy, this value is ignored</description><displayName>Keep Path</displayName><dynamic>false</dynamic><name>Keep Path</name><required>true</required><sensitive>false</sensitive><supportsEl>false</supportsEl></value></entry></descriptors><lossTolerant>false</lossTolerant><penaltyDuration>30 sec</penaltyDuration><properties><entry><key>Merge Strategy</key></entry><entry><key>Merge Format</key></entry><entry><key>Attribute Strategy</key></entry><entry><key>Correlation Attribute Name</key></entry><entry><key>Minimum Number of Entries</key><value>100</value></entry><entry><key>Maximum Number of Entries</key></entry><entry><key>Minimum Group Size</key></entry><entry><key>Maximum Group Size</key></entry><entry><key>Max Bin Age</key></entry><entry><key>Maximum number of Bins</key></entry><entry><key>Delimiter Strategy</key><value>Text</value></entry><entry><key>Header File</key></entry><entry><key>Footer File</key></entry><entry><key>Demarcator File</key><value> | |
| </value></entry><entry><key>Compression Level</key></entry><entry><key>Keep Path</key></entry></properties><runDurationMillis>0</runDurationMillis><schedulingPeriod>0 sec</schedulingPeriod><schedulingStrategy>TIMER_DRIVEN</schedulingStrategy><yieldDuration>1 sec</yieldDuration></config><name>MergeContent</name><relationships><autoTerminate>true</autoTerminate><description>If the bundle cannot be created, all FlowFiles that would have been used to created the bundle will be transferred to failure</description><name>failure</name></relationships><relationships><autoTerminate>false</autoTerminate><description>The FlowFile containing the merged content</description><name>merged</name></relationships><relationships><autoTerminate>true</autoTerminate><description>The FlowFiles that were used to create the bundle</description><name>original</name></relationships><state>RUNNING</state><style/><supportsEventDriven>false</supportsEventDriven><supportsParallelProcessing>true</supportsParallelProcessing><type>org.apache.nifi.processors.standard.MergeContent</type></processors></snippet><timestamp>09/12/2016 23:05:20 UTC</timestamp></template> |
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