Tests

Fix migration speed #1705

Job	Run time
Setup & Build Docker Image	6m 31s
Unit Test	53s
Adapter Tests (SharedTables/MariaDB)	3m 4s
Adapter Tests (SharedTables/MySQL)	3m 54s
Adapter Tests (MariaDB)	3m 0s
Adapter Tests (MySQL)	29s
Adapter Tests (SQLite)	2m 20s
Adapter Tests (Pool)	4m 18s
Adapter Tests (Postgres)	2m 56s
Adapter Tests (SharedTables/Postgres)	2m 48s
Adapter Tests (Mirror)	3m 52s
Adapter Tests (SharedTables/SQLite)	2m 30s
	36m 35s

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