Add coalesce to committee_name in ts_vector column

[hcaofec]

Summary (required)

• Resolves Fix null committee_name in ts_vector column used by q_filer  #5416

When committee name is null, the concatenation that includes committee name will return null. Coalesce function is added to handle this scenario.

Required reviewers

1 developer

How to test

1. Download feature branch
2. Run pytest
3. Run flyway migrate
4. Test filings endpoint on local by switching model to tmp mv
   In common/models/filings.py, set

class Filings(FecFileNumberMixin, CsvMixin, db.Model):
tablename = 'ofec_filings_all_mv_tmp_hc'

Before change, no rows returned
https://api.open.fec.gov/v1/filings/?sort=-receipt_date&sort_hide_null=false&sort_nulls_last=false&per_page=20&page=1&sort_null_only=false&q_filer=C00780197&api_key=DEMO_KEY
After change, 9 rows returned
http://127.0.0.1:5000/v1/filings/?page=1&sort_nulls_last=false&q_filer=C00780197&sort=-receipt_date&sort_hide_null=false&per_page=20&sort_null_only=false

5. Test reports endpoints on local by switching models to tmp mv
   In common/models/reports.py, set:

__tablename__ = 'ofec_reports_house_senate_mv_tmp_hc'

Before change, 107 rows returned
https://api.open.fec.gov/v1/reports/house-senate/?per_page=20&q_filer=C00281840&page=1&sort_hide_null=false&sort=cycle&sort_null_only=false&sort_nulls_last=false&api_key=DEMO_KEY
After change, 108 rows returned including 1992 YE
http://127.0.0.1:5000/v1/reports/house-senate/?page=1&sort_nulls_last=false&q_filer=C00281840&sort=cycle&sort_hide_null=false&per_page=20&sort_null_only=false

__tablename__ = 'ofec_reports_pac_party_mv_tmp_hc'

Before change, 31 rows returned
https://api.open.fec.gov/v1/reports/pac-party/?per_page=20&q_filer=C00288647&page=1&sort_hide_null=false&sort=cycle&sort_null_only=false&sort_nulls_last=false&api_key=DEMO_KEY
After change, 32 rows returned including 1992 YE
http://127.0.0.1:5000/v1/reports/pac-party/?page=1&sort_nulls_last=false&q_filer=C00288647&sort=cycle&sort_hide_null=false&per_page=20&sort_null_only=false

__tablename__ = 'ofec_reports_presidential_mv_tmp_hc'

Before change, 0 row returned
https://api.open.fec.gov/v1/reports/presidential/?per_page=20&q_filer=C00219170&page=1&sort_hide_null=false&sort=-coverage_end_date&sort_null_only=false&sort_nulls_last=false&api_key=DEMO_KEY
**After change, 1 row returned **
http://127.0.0.1:5000/v1/reports/presidential/?page=1&sort_nulls_last=false&q_filer=C00219170&sort=-coverage_end_date&sort_hide_null=false&per_page=20&sort_null_only=false

Before change, 4 row returned
https://www.fec.gov/data/reports/presidential/?is_amended=false&data_type=processed&q_filer=C00184572
After change, 5 row returned including TERMINATION REPORT 1985
http://127.0.0.1:5000/v1/reports/presidential/?page=1&sort_nulls_last=false&q_filer=C00184572&sort=-coverage_end_date&sort_hide_null=false&per_page=20&sort_null_only=false

[fec-jli]

Looks good. Thanks