sql: enrich view diffing with attribute changes #1858

Job	Run time
cli	3m 7s
generate-cmp	43s
integration	34s
lint	33s
unit (1.22)	22s
dialect-integration / integration-maria107	2m 48s
dialect-integration / integration-mysql56	2m 51s
dialect-integration / integration-mysql57	2m 49s
dialect-integration / integration-maria102	2m 46s
dialect-integration / integration-maria103	2m 45s
dialect-integration / integration-mysql8	3m 2s
dialect-integration / integration-postgres-ext-postgis	3m 12s
dialect-integration / integration-postgres10	3m 7s
dialect-integration / integration-postgres11	3m 4s
dialect-integration / integration-postgres12	3m 4s
dialect-integration / integration-postgres13	3m 2s
dialect-integration / integration-postgres14	3m 4s
dialect-integration / integration-postgres15	3m 8s
dialect-integration / integration-tidb5	3m 21s
dialect-integration / integration-cockroach	2m 52s
dialect-integration / integration-sqlite	2m 22s
dialect-integration / integration-tidb6	3m 22s
	55m 58s

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