WebOct 25, 2024 · We need to use GenerateTableFetch to fetch huge data from teradata using nifi. But since Teradata is not present as a database type it generate Limit keyword. I am able to replace it with Sample keyword. But sample everytime give random value so how can i use Nifi with Teradata for huge table? WebJan 30, 2024 · Apache NiFi. saminathancs17. Explorer. Created 01-30-2024 10:25 AM. How to execute multiple SQL queries in PutSql processor at a time. Ex: insert into table_a values ('test_1'); insert into table_b values ('test_2'); Flow:GetFile -> ReplaceText -> PutSQL -> PutFile. In the above flow ReplaceText processor will replace the flow file with ...
NiFi GenerateTableFetch does not store state per database.name
WebNov 1, 2024 · Apache NiFi. pranay_bomminen. Explorer. Created 11-01-2024 08:31 AM. The problem is need to fetch the table schema for a table. Then after fetching the schema, I need to build the select query from the schema.This is because, it should work any table with any number of columns. The idea is to build a generic processor to extract records … WebNov 7, 2024 · Use ExecuteSQL/ExecuteSQLRecord (NiFi-1.8+) processor and keep your query in SQL select query property. Configure/Enable the dbcp connection pool. So if you want to run the processor incrementally then you need to store the state in NiFi (or) externally then pull the state value every time and execute the your query. goodyear az police chief
NiFi 1.5.0 : GenerateTableFetch order results - Stack Overflow
WebSep 6, 2024 · QueryDatabaseTable and GenerateTableFetch have the ability to remember a column’s last value (a “Maximum-Value Column”). This is optimal for processing a table whose records never get updated (e.g., audit logs) since previously processed rows will not be processed again. Add ExecuteSQL Processor WebTime to optimize you dataflow with a new processor in Apache Nifi.Support the channel by Subscribing!PATREON – Would you like to support the channel in other... WebNov 1, 2024 · I am using Nifi 1.7.1. For my case, the incremental fetching does not seem to work correctly. All records gets ingested from the database but do not make it all the way to the destination. Processor used is GenerateTableFetch then Execute SQL and the other corresponding processors down the data processing flow. goodyear az police department