Create a model to truncate and load into DBT models

Help
1

The problem I’m having

I am trying to read and load the BIgqiuery table using dbt models and trunctate and load every time

What I’ve already tried

Some example code or error messages

{{
  config(
    pre_hook={
      "sql": "SQL-statement",
      "transaction": False
    },
    post_hook={
      "sql": "SQL-statement",
      "transaction": False
    }
  )
}}

{{
  config(
    pre_hook={
      "sql": "SQL-statement",
      "transaction": False
    },
    post_hook={
      "sql": "SQL-statement",
      "transaction": False
    }
  )
}}