Merged PRs

dolt

• 1883: read tuple types to fix seen-structs issue
• 1880: Improve Error message when merge fails because of different primary keys
  This is much more descriptive IMO, but lmk if you have suggestions for how to word it.
• 1879: Rewrite jq test
• 1875: go/cmd/dolt/commands/diff.go: Return VerboseError rather than panic
  Fixes #1874
• 1873: Fix csv export types
  • JSON strings were not serialized in CSV writing
  • convert Dolt rows to SQL Rows, and lean on the SqlColToStr to correctly parse values to strings.
  • manually handle nil values to match bats tests CSV export format
• 1864: Andy/database provider

go-mysql-server

• 488: Modify ReadOnlyDatabaseHarness
• 487: Andy/read only database
• 486: Andy/database provider
  Adds a DatabaseProvider abstraction, allowing integrators to add their own logic to database resolution
• 485: sql/plan: {update,delete}.go: Correctly return an error for unsupported UPDATEs and DELETEs against joins and subqueries.

Closed Issues

• 1874: Panic when diffing 2 tables with same name and different primary key sets