Excel to Postgres (Amazon RDS) Writer

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# Project Name - EXCEL TO POSTGRES (AMAZON RDS) WRITER

# Recipe ID - 
# Recipe URL - https://app.lingk.io/a/10932/tf/17956

# Description - # This recipe reads data from an Excel spreadsheet and writes to a Postgres database on Amazon RDS.
                # To run this recipe, configure an environment with a Local File (upload an Excel doc) and the Amazon RDS connector.

# Industry - Higher Ed
# Business Process - Graduate Reporting

# Systems - AmazonRDS
# Connectors - AmazonRDS, LocalFile
# Data Flows - Single Direction
# Connection Type - Excel to DB

# Add Recipe notes / Change log information here!

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# CONNECTORS specify what data will be pulled into the in-memory database during processing

connectors:

# Configure LocalFile and AmazonRDS credentials in your Environment before running this recipe
  # LocalFile Setup - https://help.lingk.io/en/articles/126-local-file-connector-reference
  # AmazonRDS Setup - https://help.lingk.io/en/articles/264-amazon-rds-connector-setup-guide

###### Start - LocalFile connectors ######

-
    name: carData
    type: localFileReader
    format: excelFormat
    properties:
      fileName: rows_66k.xlsx

###### End - LocalFile connectors ######

###### Start - AmazonRDS connectors ######
-
    name: RDSWriter
    type: AmazonRDSWriter
    properties:
      databaseType: "PostgreSQL"
      databaseName: "testaurant_db"
      tableName: "test_table"

###### End - AmazonRDS connectors ######

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# FORMATS specify how files should be processed as they are being read or written to

readFormats:
-
    name: excelFormat
    type: excel
    properties:
      worksheets: "data"
      useHeader: "true"

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# STATEMENTS specify how the data should be processed while in memory

statements:

#******************************************************************** D I S C L A I M E R ***********************************************************************************************
#                                                                                                                                                                                       * 
# Note that in an effort to keep recipes optimized for DPH (Data Processing Hours), print statements should be commented out after development has concluded for a recipe.              *
# For more information on DPH optimization, please visit the following help article - https://help.lingk.io/en/articles/212-minimizing-data-processing-hours-on-the-lingk-platform      *
#                                                                                                                                                                                       * 
#******************************************************************** D I S C L A I M E R ***********************************************************************************************

# Inside statements you can do transformations, joins and aggrations
  - statement: |
          (carLog) => SELECT distinct
                int(car_year)     c1,
                "true"            c2
                FROM carData

- statement: (carLogCount) => SELECT count(*)  FROM carLog

#- statement: print carLogCount
  - statement: INSERT carLog INTO RDSWriter

# Add more statements to convert, join, aggregrate, transform, and integrate your data