1.act_re_deployment: defines the information of each deployment (including deployment id, deployment time, etc.)
2.act_re_procdef: Process definition (including process id, process name, process key, process version number, process deployed id, process resource bpmn name, process image resource png name,)
3.act_ge_bytearray: The definition of the resource of the process (including the resource id, the name of the resource, the id of the resource being deployed, and the bytecode of the resource)
4.act_id_user: user information (including the user's id, the user's first name, the user's last name, email, password, and picture id)
5.act_id_group: user group (including the id of the user group, the name of the user group, the type of the user group)
6.act_id_info: user extension information (including user id, user type, user key, user value, user password, parentId)
7.act_id_membership: The relationship between users and user groups (including user id, user group id).
8.act_ru_execution: The process execution thread information that is being executed (including process instance id, business key, process definition id, task id being executed, whether it is running, status, etc.)
9.act_ru_identitylink: The user association of the executing instance (including the executing user group id, the executing type, the executing user id, the executing process instance id, and the process definition id)
10.act_ru_task: The user task of the instance being executed (including the id of the executing thread, the id of the executed process instance, the process definition id, the task name, the description information, the task definition key, the person assigned to it, the creation time, the status, etc. )
11.act_ru_variable: variable information of the instance being executed (including variable type, name, id of the executing thread, id of the executed process instance, id of the task, resource flow id, value information)
12.act_ru_event_subscr:
13.act_ru_job:
14.act_hi_actinst: historical execution thread (including thread id, process definition id, process instance id, execution task id, execution task name, execution task id, execution type, assigned person or group information, start time, end time)
15.act_hi_attachment：
16.act_hi_comment：
17.act_hi_detail: Execution details (including variable type (or variable update or form variable), process instance id, process execution thread id, process task id, variable name, variable type, time, etc.)
18.act_hi_identitylink: The instance task is associated with the user (including type, group id, assignee id, task id, instance id)
19.act_hi_procinst: historical instance information (including instance id, business id, process definition id, start time, end time, starter, start event id)
20.act_hi_taskinst: historical task information (including process definition id, task definition key, process instance id, process instance execution thread id, task name, assignee, start time, end time, etc.)
21.act_hi_varinst: historical instance variables (including process instance id, process instance execution thread id, task id, variable name, variable type, variable value, creation time, update time).