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Mon Dec 28 12:13:39 CST 2020:
Booting Derby version The Apache Software Foundation - Apache Derby - 10.15.2.0 - (1873585): instance a816c00e-0176-a78d-3bd9-00000746be00 
on database directory C:\Users\W.t\git\java2020autumn\AllData with class loader jdk.internal.loader.ClassLoaders$AppClassLoader@15db9742 
Loaded from file:/C:/Users/W.t/git/java2020autumn/lib/derby.jar
java.vendor=Oracle Corporation
java.runtime.version=14.0.1+7
user.dir=C:\Users\W.t\git\java2020autumn
os.name=Windows 10
os.arch=amd64
os.version=10.0
derby.system.home=null
Database Class Loader started - derby.database.classpath=''