Caltrans training: Create snowflake training document, content, and exercises

[britt-allen]

@melanie-logan to fill in the remaining details for this issue

Reference: Caltrans training plan

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Notes:

Training should include topics below:

• How to load data

• For Analysts: How to use Snowflake to look at raw/transform tables, how dbt connects to Snowflake, and how to use Snowflake worksheets for testing queries before dbt modeling

• [ ] Create content outline
• [ ] Create training document
• [ ] Create training worksheet(s)
• [ ] Create training slides

[britt-allen]

Ian has some exploratory models here: https://github.com/cagov/caldata-mdsa-caltrans-pems/tree/exploratory-models/transform/models, may be helpful when developing the exercise material for Snowflake worksheets

[jkarpen]

@melanie-logan is this still in progress?