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Can someone explain in simple terms to me what a directed acyclic graph . . . 6 A DAG is a graph where everything flows in the same direction and no node can reference back to itself Think of ancestry trees; they are actually DAGs All DAGs have Nodes (places to store data) Directed Edges (that point in the same direction) An ancestral node (a node without parents) Leaves (nodes that have no children) DAGs are different
Airflow dag not starting - Stack Overflow I have dag as shown below scheduled to run every day at 00:30 Somehow dag is not being triggered by scheduler at all I created it yesterday and expected to first run today but it wasn't What cou
Can an Airflow task dynamically generate a DAG at runtime? Any DAG you're tempted to custom-create in a task should probably instead be a static, heavily parametrized, conditionally-triggered DAG y2k-shubham provides an excellent example of such a setup, and I'm grateful for his guidance in the comments on this question
DAG marked as success if one task fails, because of trigger . . . - airflow However, since end is the last task and succeeds, the DAG is always marked as SUCCESS How can I configure my DAG so that if one of the tasks failed, the whole DAG is marked as FAILED? Example to reproduce import datetime from airflow import DAG from airflow operators bash_operator import BashOperator from airflow utils import trigger_rule dag
Implementing a DAG in python - Stack Overflow I am implementing a DAG in python I am using a dictionary to implement the DAG Each key represents a node in the graph And the value associated with a key represents a set of nodes dependent on
DAG seems to be missing from DagBag error in Airflow 2. 4. 0 I updated my Airflow setup from 2 3 3 to 2 4 0 and I started to get these errors on the UI DAG <dag name> seems to be missing from DagBag Scheduler log shows ERROR - DAG < dag name> not