[WIP] fix(cubesql): Make cube join check stricter #3643

Job	Run time
latest-tag-sha	23s
Build native Linux 20 x86_64-unknown-linux-gnu Python fallback	2m 48s
build	6m 45s
tests (20.x, athena-export-bucket-s3)	18m 58s
tests (20.x, bigquery-export-bucket-gcs)	10m 20s
tests (20.x, clickhouse)	5m 29s
tests (20.x, clickhouse-export-bucket-s3)	5m 58s
tests (20.x, databricks-jdbc)	5m 56s
tests (20.x, databricks-jdbc-export-bucket-s3)	6m 25s
tests (20.x, databricks-jdbc-export-bucket-azure)	6m 18s
tests (20.x, mssql)	5m 35s
tests (20.x, mysql)	5m 44s
tests (20.x, postgres)	5m 8s
tests (20.x, redshift)	5m 21s
tests (20.x, redshift-export-bucket-s3)	6m 28s
tests (20.x, snowflake)	5m 58s
tests (20.x, snowflake-export-bucket-s3)	5m 54s
tests (20.x, snowflake-export-bucket-azure)	5m 51s
tests (20.x, snowflake-export-bucket-azure-via-storage-integration)	5m 45s
tests (20.x, snowflake-export-bucket-gcs)	6m 13s
	2h 7m 17s

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