Tests

Add cache fallback into DB library #1399

Job	Run time
Setup & Build Docker Image	2m 36s
Unit Test	52s
Adapter Tests (MariaDB)	4m 33s
Adapter Tests (MySQL)	5m 17s
Adapter Tests (Postgres)	3m 56s
Adapter Tests (SQLite)	3m 46s
Adapter Tests (MongoDB)	1m 9s
Adapter Tests (Mirror)	6m 42s
Adapter Tests (SharedTables/MariaDB)	4m 21s
Adapter Tests (SharedTables/MySQL)	5m 50s
Adapter Tests (SharedTables/Postgres)	4m 5s
Adapter Tests (SharedTables/SQLite)	3m 47s
Adapter Tests (SharedTables/MongoDB)	1m 9s
	48m 3s

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