SF-Data-Arch Salesforce Data Management — All Questions With Answers

{
  "field_name": "Industry",
  "policy": "Masked",
  "type": "Deterministic",
  "encryption": "AES-256"
}

Error: UNABLE_TO_LOCK_ROW: unable to obtain exclusive access to this record or 1 records

System.LimitException: Too many DML statements: 151; Trigger on Account: execution of AfterUpdate

{
  "field_name": "Account_External_ID__c",
  "external_id": true,
  "unique": true,
  "case_sensitive": false
}

{
  "jobType": "BigObjectLoad",
  "operation": "insert",
  "contentType": "CSV",
  "object": "Customer_Interactions__b"
}

sfdx force:data:bulk:upsert -s Contact -f contacts.csv -i Legacy_ID__c -w 20

Error: UNABLE_TO_LOCK_ROW: unable to obtain exclusive access to this record or 1 records: [001xx000003YyZz]