Code :

from pyspark.sql.functions import *

acDF = spark.read.format('csv').options(header='true', inferschema='true').load("/mnt/rahulmnt/Insurance_Info1.csv");

acDF.write.option("overwriteSchema", "true").format("delta").mode("overwrite").save("/delta/InsuranceInput")

Error :

AnalysisException: 'Incompatible format detected.\n\nYou are trying to write to

/delta/InsuranceInput

using Databricks Delta, but there is no\ntransaction log present. Check the upstream job to make sure that it is writing\nusing format("delta") and that you are trying to write to the table base path.\n\nTo disable this check, SET spark.databricks.delta.formatCheck.enabled=false\nTo learn more about Delta, see https://docs.azuredatabricks.net/delta/index.html\n;'