sql/sqlite: lock by database url #1983

# to view logs

Job	Run time
cli	2m 55s
integration	39s
generate-cmp	42s
lint	34s
unit (1.22)	21s
dialect-integration / integration-maria102	2m 54s
dialect-integration / integration-mysql8	2m 57s
dialect-integration / integration-mysql56	2m 52s
dialect-integration / integration-maria107	2m 47s
dialect-integration / integration-mysql57	2m 47s
dialect-integration / integration-postgres10	3m 8s
dialect-integration / integration-maria103	2m 43s
dialect-integration / integration-postgres11	3m 9s
dialect-integration / integration-postgres12	3m 7s
dialect-integration / integration-postgres-ext-postgis	3m 10s
dialect-integration / integration-postgres13	3m 2s
dialect-integration / integration-postgres14	3m 11s
dialect-integration / integration-postgres15	3m 8s
dialect-integration / integration-sqlite	2m 20s
dialect-integration / integration-tidb5	3m 18s
dialect-integration / integration-tidb6	3m 15s
dialect-integration / integration-cockroach	2m 58s
	55m 57s

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