Feature 282 enhance schema

[bikegeek]

Pull Request Testing

• Describe testing already performed for these changes:
  

• working with METdataio feature_282_enhance_schema branch

• loaded the mv_mysql.sql schema into a test database on 'mohawk' (mv_load_test)

• loaded updated ECNT data

• ran tests in METdbLoad/sql/tests/update_schema_6.0_beta4 to verify that the database was created, the ECNT, VCNT, VL1L2, and VAL1L2 tables were created with the expected new columns.

• Verified that only one row of result was returned for specific values of ign_conv_oerr and ign_corr_oerr in the line_data_ecnt table

• data used is available in the METdataio/METdbLoad/tests/update_schema_6.0_beta4/Data
  (only the ECNT tarball was loaded into the database)

• Recommend testing for the reviewer(s) to perform, including the location of input datasets, and any additional instructions:
  

  in your own environment, verify that the new schema with updated data works.

• Do these changes include sufficient documentation updates, ensuring that no errors or warnings exist in the build of the documentation? [Yes ] added content to the Contributor's Guide

• Do these changes include sufficient testing updates? [Yes]

• Will this PR result in changes to the test suite? [No]
  
  If yes, describe the new output and/or changes to the existing output:
  

• Do these changes introduce new SonarQube findings? [No]
  
  If yes, please describe:

• Please complete this pull request review by [Fill in date].
  

Pull Request Checklist

See the METplus Workflow for details.

• Add any new Python packages to the METplus Components Python Requirements table.
• Review the source issue metadata (required labels, projects, and milestone).
• Complete the PR definition above.
• Ensure the PR title matches the feature or bugfix branch name.
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  Select: Reviewer(s)
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  Select: Milestone as the version that will include these changes
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• After the PR is approved, merge your changes. If permissions do not allow this, request that the reviewer do the merge.
• Close the linked issue and delete your feature or bugfix branch from GitHub.

[mollybsmith-noaa]

I still think that the name of the update script is incorrect (version should be 6_0), but this otherwise looks good and seems to work.

[bikegeek]

version number updated to 6

[mollybsmith-noaa]

Looks good now.