When you open a page, Access reads the connection file that is linked to the page, and based on the contents of the connection file, connects the page to the appropriate data source.
1	When	when	SCONJ	_	Case=Nom	3	mark	_	_
2	you	you	PRON	PERS-P2	_	3	nsubj	_	_
3	open	open	VERB	PRES	Mood=Ind|Tense=Pres|VerbForm=Fin	8	advcl	_	_
4	a	a	DET	IND-SG	Definite=Ind|PronType=Art	5	det	_	_
5	page	page	NOUN	SG-NOM	Number=Sing	3	obj	_	SpaceAfter=No
6	,	,	PUNCT	Comma	_	3	punct	_	_
7	Access	Access	PROPN	SG-NOM	Case=Nom	8	nsubj	_	_
8	reads	read	VERB	PRES	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
9	the	the	DET	DEF	Definite=Def|PronType=Art	11	det	_	_
10	connection	connection	NOUN	SG-NOM	Number=Sing	11	compound	_	_
11	file	file	NOUN	SG-NOM	Number=Sing	8	obj	_	_
12	that	that	PRON	REL	PronType=Rel	14	nsubj:pass	_	_
13	is	be	AUX	PRES-AUX	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	14	aux:pass	_	_
14	linked	link	VERB	PASS	Tense=Past|VerbForm=Part|Voice=Pass	11	acl:relcl	_	_
15	to	to	ADP	_	_	17	case	_	_
16	the	the	DET	DEF	Definite=Def|PronType=Art	17	det	_	_
17	page	page	NOUN	SG-NOM	Number=Sing	14	obl	_	SpaceAfter=No
18	,	,	PUNCT	Comma	_	29	punct	_	_
19	and	and	CCONJ	_	_	29	cc	_	_
20	based	base	VERB	PASS	Tense=Past|VerbForm=Part|Voice=Pass	29	advcl	_	_
21	on	on	ADP	_	_	23	case	_	_
22	the	the	DET	DEF	Definite=Def|PronType=Art	23	det	_	_
23	contents	content	NOUN	PL-NOM	Number=Plur	20	obl	_	_
24	of	of	ADP	_	_	27	case	_	_
25	the	the	DET	DEF	Definite=Def|PronType=Art	27	det	_	_
26	connection	connection	NOUN	SG-NOM	Number=Sing	27	compound	_	_
27	file	file	NOUN	SG-NOM	Number=Sing	23	nmod	_	SpaceAfter=No
28	,	,	PUNCT	Comma	_	20	punct	_	_
29	connects	connect	VERB	PRES	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	8	conj	_	_
30	the	the	DET	DEF	Definite=Def|PronType=Art	31	det	_	_
31	page	page	NOUN	SG-NOM	Number=Sing	29	obj	_	_
32	to	to	ADP	_	_	36	case	_	_
33	the	the	DET	DEF	Definite=Def|PronType=Art	36	det	_	_
34	appropriate	appropriate	ADJ	POS	Degree=Pos	35	amod	_	_
35	data	data	NOUN	PL-NOM	Number=Sing	36	compound	_	_
36	source	source	NOUN	SG-NOM	Number=Sing	29	obl	_	SpaceAfter=No
37	.	.	PUNCT	Period	_	8	punct	_	_
