Activiti给表的字段添加备注

Activiti给表的字段添加备注

Activiti添加数据库表注释(mysql):
注意:由于有的字段是有外键约束,所以无法进行添加备注,故将其注释

-- Add comments to the columns
-- ALTER TABLE ACT_GE_BYTEARRAY MODIFY COLUMN id_ VARCHAR ( 255 ) NOT NULL COMMENT '主键ID';
ALTER TABLE ACT_GE_BYTEARRAY MODIFY COLUMN rev_ VARCHAR ( 255 ) NOT NULL COMMENT 'Version(版本)';
ALTER TABLE ACT_GE_BYTEARRAY MODIFY COLUMN name_ VARCHAR ( 255 ) NOT NULL COMMENT '部署的文件名称，如：mail.bpmn、mail.png 、mail.bpmn20.xml';
-- ALTER TABLE ACT_GE_BYTEARRAY MODIFY COLUMN deployment_id_ VARCHAR ( 255 ) NOT NULL COMMENT '部署表ID';
-- ALTER TABLE ACT_GE_BYTEARRAY MODIFY COLUMN bytes_ VARCHAR ( 10000 ) NOT NULL COMMENT '部署文件';
-- ALTER TABLE ACT_GE_BYTEARRAY MODIFY COLUMN generated_ VARCHAR ( 255 ) NOT NULL COMMENT '0为用户生成 1为Activiti生成';

ALTER TABLE ACT_HI_ACTINST MODIFY COLUMN proc_def_id_ VARCHAR ( 255 ) NOT NULL COMMENT '流程定义ID';
ALTER TABLE ACT_HI_ACTINST MODIFY COLUMN proc_inst_id_ VARCHAR ( 255 ) NOT NULL COMMENT '流程实例ID';
ALTER TABLE ACT_HI_ACTINST MODIFY COLUMN execution_id_ VARCHAR ( 255 ) NOT NULL COMMENT '执行实例ID';
ALTER TABLE ACT_HI_ACTINST MODIFY COLUMN act_id_ VARCHAR ( 255 ) NOT NULL COMMENT '节点ID';
ALTER TABLE ACT_HI_ACTINST MODIFY COLUMN task_id_ VARCHAR ( 255 ) NOT NULL COMMENT '任务实例ID';
ALTER TABLE ACT_HI_ACTINST MODIFY COLUMN call_proc_inst_id_ VARCHAR ( 255 ) NOT NULL COMMENT '调用外部的流程实例ID';
ALTER TABLE ACT_HI_ACTINST MODIFY COLUMN act_name_ VARCHAR ( 255 ) NOT NULL COMMENT '节点名称';
ALTER TABLE ACT_HI_ACTINST MODIFY COLUMN act_type_ VARCHAR ( 255 ) NOT NULL COMMENT '节点类型';
ALTER TABLE ACT_HI_ACTINST MODIFY COLUMN assignee_ VARCHAR ( 255 ) NOT NULL COMMENT '签收人';
ALTER TABLE ACT_HI_ACTINST MODIFY COLUMN start_time_ VARCHAR ( 255 ) NOT NULL COMMENT '开始时间';
ALTER TABLE ACT_HI_ACTINST MODIFY COLUMN end_time_ VARCHAR ( 255 ) NOT NULL COMMENT '结束时间';
ALTER TABLE ACT_HI_ACTINST MODIFY COLUMN duration_ VARCHAR ( 255 ) NOT NULL COMMENT '耗时';-- Add comments to the s
ALTER TABLE ACT_HI_ATTACHMENT MODIFY COLUMN user_id_ VARCHAR ( 255 ) NOT NULL COMMENT '用户ID';
ALTER TABLE ACT_HI_ATTACHMENT MODIFY COLUMN name_ VARCHAR ( 255 ) NOT NULL COMMENT '名称';
ALTER TABLE ACT_HI_ATTACHMENT MODIFY COLUMN description_ VARCHAR ( 255 ) NOT NULL COMMENT '描述';
ALTER TABLE ACT_HI_ATTACHMENT MODIFY COLUMN type_ VARCHAR ( 255 ) NOT NULL COMMENT '类型';
ALTER TABLE ACT_HI_ATTACHMENT MODIFY COLUMN task_id_ VARCHAR ( 255 ) NOT NULL COMMENT '任务实例ID';
ALTER TABLE ACT_HI_ATTACHMENT MODIFY COLUMN proc_inst_id_ VARCHAR ( 255 ) NOT NULL COMMENT '流程实例ID';
ALTER TABLE ACT_HI_ATTACHMENT MODIFY COLUMN content_id_ VARCHAR ( 255 ) NOT NULL COMMENT '字节表的ID';-- Add comments to the table


ALTER TABLE ACT_HI_COMMENT MODIFY COLUMN type_ VARCHAR ( 255 ) NOT NULL COMMENT '类型';
ALTER TABLE ACT_HI_COMMENT MODIFY COLUMN time_ VARCHAR ( 255 ) NOT NULL COMMENT '填写时间';
ALTER TABLE ACT_HI_COMMENT MODIFY COLUMN user_id_ VARCHAR ( 255 ) NOT NULL COMMENT '填写人';
ALTER TABLE ACT_HI_COMMENT MODIFY COLUMN task_id_ VARCHAR ( 255 ) NOT NULL COMMENT '节点实例ID';
ALTER TABLE ACT_HI_COMMENT MODIFY COLUMN proc_inst_id_ VARCHAR ( 255 ) NOT NULL COMMENT '流程实例ID';
ALTER TABLE ACT_HI_COMMENT MODIFY COLUMN action_ VARCHAR ( 255 ) NOT NULL COMMENT '行为类型';
ALTER TABLE ACT_HI_COMMENT MODIFY COLUMN message_ VARCHAR ( 255 ) NOT NULL COMMENT '用于存放流程产生的信息，比如审批意见';
ALTER TABLE ACT_HI_COMMENT MODIFY COLUMN full_msg_ VARCHAR ( 255 ) NOT NULL COMMENT '全部内容';-- Add comments to the table

ALTER TABLE ACT_HI_DETAIL MODIFY COLUMN type_ VARCHAR ( 255 ) NOT NULL COMMENT '类型';
ALTER TABLE ACT_HI_DETAIL MODIFY COLUMN proc_inst_id_ VARCHAR ( 255 ) NOT NULL COMMENT '流程实例ID';
ALTER TABLE ACT_HI_DETAIL MODIFY COLUMN execution_id_ VARCHAR ( 255 ) NOT NULL COMMENT '执行实例ID';
ALTER TABLE ACT_HI_DETAIL MODIFY COLUMN task_id_ VARCHAR ( 255 ) NOT NULL COMMENT '任务实例ID';
ALTER TABLE ACT_HI_DETAIL MODIFY COLUMN act_inst_id_ VARCHAR ( 255 ) NOT NULL COMMENT '节点实例ID';
ALTER TABLE ACT_HI_DETAIL MODIFY COLUMN name_ VARCHAR ( 255 ) NOT NULL COMMENT '节点名称';
ALTER TABLE ACT_HI_DETAIL MODIFY COLUMN var_type_ VARCHAR ( 255 ) NOT NULL COMMENT '参数类型';
ALTER TABLE ACT_HI_DETAIL MODIFY COLUMN rev_ VARCHAR ( 255 ) NOT NULL COMMENT '乐观锁';
ALTER TABLE ACT_HI_DETAIL MODIFY COLUMN time_ VARCHAR ( 255 ) NOT NULL COMMENT '时间戳';
ALTER TABLE ACT_HI_DETAIL MODIFY COLUMN bytearray_id_ VARCHAR ( 255 ) NOT NULL COMMENT '字节表ID ACT_GE_BYTEARRAY表的ID';
ALTER TABLE ACT_HI_DETAIL MODIFY COLUMN double_ VARCHAR ( 255 ) NOT NULL COMMENT '存储变量类型为Double';
ALTER TABLE ACT_HI_DETAIL MODIFY COLUMN long_ VARCHAR ( 255 ) NOT NULL COMMENT '存储变量类型为long';
ALTER TABLE ACT_HI_DETAIL MODIFY COLUMN text_ VARCHAR ( 255 ) NOT NULL COMMENT '存储变量值类型为String';
ALTER TABLE ACT_HI_DETAIL MODIFY COLUMN text2_ VARCHAR ( 255 ) NOT NULL COMMENT '此处存储的是JPA持久化对象时，才会有值。此值为对象ID';-- Add comments to the table


ALTER TABLE ACT_HI_IDENTITYLINK MODIFY COLUMN group_id_ VARCHAR ( 255 ) NOT NULL COMMENT '组ID';
ALTER TABLE ACT_HI_IDENTITYLINK MODIFY COLUMN type_ VARCHAR ( 255 ) NOT NULL COMMENT '类型';
ALTER TABLE ACT_HI_IDENTITYLINK MODIFY COLUMN user_id_ VARCHAR ( 255 ) NOT NULL COMMENT '用户ID';
ALTER TABLE ACT_HI_IDENTITYLINK MODIFY COLUMN task_id_ VARCHAR ( 255 ) NOT NULL COMMENT '节点实例ID';
ALTER TABLE ACT_HI_IDENTITYLINK MODIFY COLUMN proc_inst_id_ VARCHAR ( 255 ) NOT NULL COMMENT '流程实例ID';-- Add comments to the table


ALTER TABLE ACT_HI_PROCINST MODIFY COLUMN proc_inst_id_ VARCHAR ( 255 ) NOT NULL COMMENT '流程实例ID';
ALTER TABLE ACT_HI_PROCINST MODIFY COLUMN business_key_ VARCHAR ( 255 ) NOT NULL COMMENT '业务主键';
ALTER TABLE ACT_HI_PROCINST MODIFY COLUMN proc_def_id_ VARCHAR ( 255 ) NOT NULL COMMENT '流程定义ID';
ALTER TABLE ACT_HI_PROCINST MODIFY COLUMN start_time_ VARCHAR ( 255 ) NOT NULL COMMENT '开始时间';
ALTER TABLE ACT_HI_PROCINST MODIFY COLUMN end_time_ VARCHAR ( 255 ) NOT NULL COMMENT '结束时间';
ALTER TABLE ACT_HI_PROCINST MODIFY COLUMN duration_ VARCHAR ( 255 ) NOT NULL COMMENT '耗时';
ALTER TABLE ACT_HI_PROCINST MODIFY COLUMN start_user_id_ VARCHAR ( 255 ) NOT NULL COMMENT '起草人';
ALTER TABLE ACT_HI_PROCINST MODIFY COLUMN start_act_id_ VARCHAR ( 255 ) NOT NULL COMMENT '开始节点ID';
ALTER TABLE ACT_HI_PROCINST MODIFY COLUMN end_act_id_ VARCHAR ( 255 ) NOT NULL COMMENT '结束节点ID';
ALTER TABLE ACT_HI_PROCINST MODIFY COLUMN super_process_instance_id_ VARCHAR ( 255 ) NOT NULL COMMENT '父流程实例ID';
ALTER TABLE ACT_HI_PROCINST MODIFY COLUMN delete_reason_ VARCHAR ( 255 ) NOT NULL COMMENT '删除原因';-- Add comments to the table

ALTER TABLE ACT_HI_TASKINST MODIFY COLUMN proc_def_id_ VARCHAR ( 255 ) NOT NULL COMMENT '流程定义ID';
ALTER TABLE ACT_HI_TASKINST MODIFY COLUMN task_def_key_ VARCHAR ( 255 ) NOT NULL COMMENT '节点定义ID';
ALTER TABLE ACT_HI_TASKINST MODIFY COLUMN proc_inst_id_ VARCHAR ( 255 ) NOT NULL COMMENT '流程实例ID';
ALTER TABLE ACT_HI_TASKINST MODIFY COLUMN execution_id_ VARCHAR ( 255 ) NOT NULL COMMENT '执行实例ID';
ALTER TABLE ACT_HI_TASKINST MODIFY COLUMN parent_task_id_ VARCHAR ( 255 ) NOT NULL COMMENT '节点名称';
ALTER TABLE ACT_HI_TASKINST MODIFY COLUMN name_ VARCHAR ( 255 ) NOT NULL COMMENT '父节点实例ID';
ALTER TABLE ACT_HI_TASKINST MODIFY COLUMN description_ VARCHAR ( 255 ) NOT NULL COMMENT '描述';
ALTER TABLE ACT_HI_TASKINST MODIFY COLUMN owner_ VARCHAR ( 255 ) NOT NULL COMMENT '实际签收人 任务的拥有者';
ALTER TABLE ACT_HI_TASKINST MODIFY COLUMN assignee_ VARCHAR ( 255 ) NOT NULL COMMENT '签收人或被委托';
ALTER TABLE ACT_HI_TASKINST MODIFY COLUMN start_time_ VARCHAR ( 255 ) NOT NULL COMMENT '开始时间';
ALTER TABLE ACT_HI_TASKINST MODIFY COLUMN claim_time_ VARCHAR ( 255 ) NOT NULL COMMENT '提醒时间';
ALTER TABLE ACT_HI_TASKINST MODIFY COLUMN end_time_ VARCHAR ( 255 ) NOT NULL COMMENT '结束时间';
ALTER TABLE ACT_HI_TASKINST MODIFY COLUMN duration_ VARCHAR ( 255 ) NOT NULL COMMENT '耗时';
ALTER TABLE ACT_HI_TASKINST MODIFY COLUMN delete_reason_ VARCHAR ( 255 ) NOT NULL COMMENT '删除原因';
ALTER TABLE ACT_HI_TASKINST MODIFY COLUMN priority_ VARCHAR ( 255 ) NOT NULL COMMENT '优先级别';
ALTER TABLE ACT_HI_TASKINST MODIFY COLUMN due_date_ VARCHAR ( 255 ) NOT NULL COMMENT '过期时间';
ALTER TABLE ACT_HI_TASKINST MODIFY COLUMN form_key_ VARCHAR ( 255 ) NOT NULL COMMENT '节点定义的
formkey';-- Add comments to the table


ALTER TABLE ACT_HI_VARINST MODIFY COLUMN proc_inst_id_ VARCHAR ( 255 ) NOT NULL COMMENT '流程实例ID';
ALTER TABLE ACT_HI_VARINST MODIFY COLUMN execution_id_ VARCHAR ( 255 ) NOT NULL COMMENT '执行实例ID';
ALTER TABLE ACT_HI_VARINST MODIFY COLUMN task_id_ VARCHAR ( 255 ) NOT NULL COMMENT '任务实例ID';
ALTER TABLE ACT_HI_VARINST MODIFY COLUMN name_ VARCHAR ( 255 ) NOT NULL COMMENT '节点名称';
ALTER TABLE ACT_HI_VARINST MODIFY COLUMN var_type_ VARCHAR ( 255 ) NOT NULL COMMENT '参数类型';
ALTER TABLE ACT_HI_VARINST MODIFY COLUMN rev_ VARCHAR ( 255 ) NOT NULL COMMENT '乐观锁';
ALTER TABLE ACT_HI_VARINST MODIFY COLUMN bytearray_id_ VARCHAR ( 255 ) NOT NULL COMMENT '字节表ID ACT_GE_BYTEARRAY表的主键';
ALTER TABLE ACT_HI_VARINST MODIFY COLUMN double_ VARCHAR ( 255 ) NOT NULL COMMENT '存储DoubleType类型的数据';
ALTER TABLE ACT_HI_VARINST MODIFY COLUMN long_ VARCHAR ( 255 ) NOT NULL COMMENT '存储LongType类型的数据';
ALTER TABLE ACT_HI_VARINST MODIFY COLUMN text2_ VARCHAR ( 255 ) NOT NULL COMMENT '此处存储的是JPA持久化对象时，才会有值。此值为对象ID';-- Add comments to the table

ALTER TABLE ACT_ID_GROUP MODIFY COLUMN rev_ VARCHAR ( 255 ) NOT NULL COMMENT '乐观锁';
ALTER TABLE ACT_ID_GROUP MODIFY COLUMN name_ VARCHAR ( 255 ) NOT NULL COMMENT '节点名称';
ALTER TABLE ACT_ID_GROUP MODIFY COLUMN type_ VARCHAR ( 255 ) NOT NULL COMMENT '节点类型';-- Add comments to the table

ALTER TABLE ACT_ID_INFO MODIFY COLUMN rev_ VARCHAR ( 255 ) NOT NULL COMMENT '乐观锁';
ALTER TABLE ACT_ID_INFO MODIFY COLUMN user_id_ VARCHAR ( 255 ) NOT NULL COMMENT '用户ID';
ALTER TABLE ACT_ID_INFO MODIFY COLUMN type_ VARCHAR ( 255 ) NOT NULL COMMENT '节点类型';-- Add comments to the table

-- ALTER TABLE ACT_ID_MEMBERSHIP MODIFY COLUMN user_id_ VARCHAR ( 255 ) NOT NULL COMMENT '用户ID';
-- ALTER TABLE ACT_ID_MEMBERSHIP MODIFY COLUMN group_id_ VARCHAR ( 255 ) NOT NULL COMMENT '用户组ID';-- Add comments to the table

ALTER TABLE ACT_ID_USER MODIFY COLUMN rev_ VARCHAR ( 255 ) NOT NULL COMMENT '乐观锁';
ALTER TABLE ACT_ID_USER MODIFY COLUMN first_ VARCHAR ( 255 ) NOT NULL COMMENT '姓';
ALTER TABLE ACT_ID_USER MODIFY COLUMN last_ VARCHAR ( 255 ) NOT NULL COMMENT '名';
ALTER TABLE ACT_ID_USER MODIFY COLUMN email_ VARCHAR ( 255 ) NOT NULL COMMENT 'EMAIL_';
ALTER TABLE ACT_ID_USER MODIFY COLUMN pwd_ VARCHAR ( 255 ) NOT NULL COMMENT '密码';
ALTER TABLE ACT_ID_USER MODIFY COLUMN picture_id_ VARCHAR ( 255 ) NOT NULL COMMENT '图片ID';-- Add comments to the table

ALTER TABLE ACT_RE_DEPLOYMENT MODIFY COLUMN name_ VARCHAR ( 255 ) NOT NULL COMMENT '部署名称';
ALTER TABLE ACT_RE_DEPLOYMENT MODIFY COLUMN category_ VARCHAR ( 255 ) COMMENT '分类';
ALTER TABLE ACT_RE_DEPLOYMENT MODIFY COLUMN deploy_time_ VARCHAR ( 255 ) NOT NULL COMMENT '部署时间';-- Add comments to the table

ALTER TABLE ACT_RE_MODEL MODIFY COLUMN rev_ VARCHAR ( 255 ) NOT NULL COMMENT '乐观锁';
ALTER TABLE ACT_RE_MODEL MODIFY COLUMN name_ VARCHAR ( 255 ) NOT NULL COMMENT '名称';
ALTER TABLE ACT_RE_MODEL MODIFY COLUMN key_ VARCHAR ( 255 ) NOT NULL COMMENT 'KEY_';
ALTER TABLE ACT_RE_MODEL MODIFY COLUMN category_ VARCHAR ( 255 ) NOT NULL COMMENT '分类';
ALTER TABLE ACT_RE_MODEL MODIFY COLUMN create_time_ VARCHAR ( 255 ) NOT NULL COMMENT '创建时间';
ALTER TABLE ACT_RE_MODEL MODIFY COLUMN last_update_time_ VARCHAR ( 255 ) NOT NULL COMMENT '最新修改时间';
ALTER TABLE ACT_RE_MODEL MODIFY COLUMN version_ VARCHAR ( 255 ) NOT NULL COMMENT '版本';
ALTER TABLE ACT_RE_MODEL MODIFY COLUMN meta_info_ VARCHAR ( 255 ) NOT NULL COMMENT '以json格式保存流程定义的信息';
-- ALTER TABLE ACT_RE_MODEL MODIFY COLUMN deployment_id_ VARCHAR ( 255 ) NOT NULL COMMENT '部署ID';-- Add comments to the table

ALTER TABLE ACT_RE_PROCDEF MODIFY COLUMN rev_ VARCHAR ( 255 ) NOT NULL COMMENT '乐观锁';
ALTER TABLE ACT_RE_PROCDEF MODIFY COLUMN category_ VARCHAR ( 255 ) NOT NULL COMMENT '分类';
ALTER TABLE ACT_RE_PROCDEF MODIFY COLUMN name_ VARCHAR ( 255 ) NOT NULL COMMENT '名称';
ALTER TABLE ACT_RE_PROCDEF MODIFY COLUMN key_ VARCHAR ( 255 ) NOT NULL COMMENT '定义的KEY';
ALTER TABLE ACT_RE_PROCDEF MODIFY COLUMN version_ VARCHAR ( 255 ) NOT NULL COMMENT '版本';
ALTER TABLE ACT_RE_PROCDEF MODIFY COLUMN deployment_id_ VARCHAR ( 255 ) NOT NULL COMMENT '部署表ID';
ALTER TABLE ACT_RE_PROCDEF MODIFY COLUMN resource_name_ VARCHAR ( 255 ) NOT NULL COMMENT 'bpmn文件名称';
ALTER TABLE ACT_RE_PROCDEF MODIFY COLUMN dgrm_resource_name_ VARCHAR ( 255 ) NOT NULL COMMENT 'png图片名称';
-- ALTER TABLE ACT_RE_PROCDEF MODIFY COLUMN description_ VARCHAR ( 255 ) NOT NULL COMMENT '描述';
ALTER TABLE ACT_RE_PROCDEF MODIFY COLUMN has_start_form_key_ VARCHAR ( 255 ) NOT NULL COMMENT '是否存在开始节点formKey';
ALTER TABLE ACT_RE_PROCDEF MODIFY COLUMN suspension_state_ VARCHAR ( 255 ) NOT NULL COMMENT '是否挂起 1 激活 2挂起';-- Add comments to the s
ALTER TABLE ACT_RU_EVENT_SUBSCR MODIFY COLUMN rev_ VARCHAR ( 255 ) NOT NULL COMMENT '版本';
ALTER TABLE ACT_RU_EVENT_SUBSCR MODIFY COLUMN event_type_ VARCHAR ( 255 ) NOT NULL COMMENT '事件类型';
ALTER TABLE ACT_RU_EVENT_SUBSCR MODIFY COLUMN event_name_ VARCHAR ( 255 ) NOT NULL COMMENT '事件名称';
-- ALTER TABLE ACT_RU_EVENT_SUBSCR MODIFY COLUMN execution_id_ VARCHAR ( 255 ) NOT NULL COMMENT '执行实例ID';
ALTER TABLE ACT_RU_EVENT_SUBSCR MODIFY COLUMN proc_inst_id_ VARCHAR ( 255 ) NOT NULL COMMENT '流程实例ID';
ALTER TABLE ACT_RU_EVENT_SUBSCR MODIFY COLUMN activity_id_ VARCHAR ( 255 ) NOT NULL COMMENT '活动实例ID';
ALTER TABLE ACT_RU_EVENT_SUBSCR MODIFY COLUMN configuration_ VARCHAR ( 255 ) NOT NULL COMMENT '配置';
ALTER TABLE ACT_RU_EVENT_SUBSCR MODIFY COLUMN created_ VARCHAR ( 255 ) NOT NULL COMMENT '是否创建';
ALTER TABLE ACT_RU_EVENT_SUBSCR MODIFY COLUMN proc_def_id_ VARCHAR ( 255 ) NOT NULL COMMENT '流程定义ID';-- Add comments to the table

ALTER TABLE ACT_RU_EXECUTION MODIFY COLUMN rev_ VARCHAR ( 255 ) NOT NULL COMMENT '乐观锁';
-- ALTER TABLE ACT_RU_EXECUTION MODIFY COLUMN proc_inst_id_ VARCHAR ( 255 ) NOT NULL COMMENT '流程实例ID';
-- ALTER TABLE ACT_RU_EXECUTION MODIFY COLUMN business_key_ VARCHAR ( 255 ) NOT NULL COMMENT '业务主键ID';
-- ALTER TABLE ACT_RU_EXECUTION MODIFY COLUMN parent_id_ VARCHAR ( 255 ) NOT NULL COMMENT '父节点实例ID';
-- ALTER TABLE ACT_RU_EXECUTION MODIFY COLUMN proc_def_id_ VARCHAR ( 255 ) NOT NULL COMMENT '流程定义ID';
-- ALTER TABLE ACT_RU_EXECUTION MODIFY COLUMN super_exec_ VARCHAR ( 255 ) NOT NULL COMMENT 'SUPER_EXEC_';
ALTER TABLE ACT_RU_EXECUTION MODIFY COLUMN act_id_ VARCHAR ( 255 ) NOT NULL COMMENT '节点实例ID';
ALTER TABLE ACT_RU_EXECUTION MODIFY COLUMN IS_ACTIVE_ VARCHAR ( 255 ) NOT NULL COMMENT '是否激活';
ALTER TABLE ACT_RU_EXECUTION MODIFY COLUMN IS_CONCURRENT_ VARCHAR ( 255 ) NOT NULL COMMENT '是否并行';
ALTER TABLE ACT_RU_EXECUTION MODIFY COLUMN suspension_state_ VARCHAR ( 255 ) NOT NULL COMMENT '是否挂起';-- Add comments to the table

ALTER TABLE ACT_RU_IDENTITYLINK MODIFY COLUMN rev_ VARCHAR ( 255 ) NOT NULL COMMENT '乐观锁';
ALTER TABLE ACT_RU_IDENTITYLINK MODIFY COLUMN group_id_ VARCHAR ( 255 ) NOT NULL COMMENT '组ID';
ALTER TABLE ACT_RU_IDENTITYLINK MODIFY COLUMN type_ VARCHAR ( 255 ) NOT NULL COMMENT '类型';
ALTER TABLE ACT_RU_IDENTITYLINK MODIFY COLUMN user_id_ VARCHAR ( 255 ) NOT NULL COMMENT '用户ID';
-- ALTER TABLE ACT_RU_IDENTITYLINK MODIFY COLUMN task_id_ VARCHAR ( 255 ) NOT NULL COMMENT '节点实例ID';
-- ALTER TABLE ACT_RU_IDENTITYLINK MODIFY COLUMN proc_inst_id_ VARCHAR ( 255 ) NOT NULL COMMENT '流程实例ID';
-- ALTER TABLE ACT_RU_IDENTITYLINK MODIFY COLUMN proc_def_id_ VARCHAR ( 255 ) NOT NULL COMMENT '流程定义ID';-- Add comments to the table
-- 
ALTER TABLE ACT_RU_JOB MODIFY COLUMN rev_ VARCHAR ( 255 ) NOT NULL COMMENT '版本';
ALTER TABLE ACT_RU_JOB MODIFY COLUMN type_ VARCHAR ( 255 ) NOT NULL COMMENT '类型';
ALTER TABLE ACT_RU_JOB MODIFY COLUMN lock_exp_time_ VARCHAR ( 255 ) NOT NULL COMMENT '锁定释放时间';
ALTER TABLE ACT_RU_JOB MODIFY COLUMN lock_owner_ VARCHAR ( 255 ) NOT NULL COMMENT '挂起者';
-- ALTER TABLE ACT_RU_JOB MODIFY COLUMN execution_id_ VARCHAR ( 255 ) NOT NULL COMMENT '执行实例ID';
-- ALTER TABLE ACT_RU_JOB MODIFY COLUMN process_instance_id_ VARCHAR ( 255 ) NOT NULL COMMENT '流程实例ID';
-- ALTER TABLE ACT_RU_JOB MODIFY COLUMN proc_def_id_ VARCHAR ( 255 ) NOT NULL COMMENT '流程定义ID';
-- ALTER TABLE ACT_RU_JOB MODIFY COLUMN exception_stack_id_ VARCHAR ( 255 ) NOT NULL COMMENT '异常信息ID';
ALTER TABLE ACT_RU_JOB MODIFY COLUMN exception_msg_ VARCHAR ( 255 ) NOT NULL COMMENT '异常信息';
ALTER TABLE ACT_RU_JOB MODIFY COLUMN duedate_ VARCHAR ( 255 ) NOT NULL COMMENT '到期时间';
ALTER TABLE ACT_RU_JOB MODIFY COLUMN repeat_ VARCHAR ( 255 ) NOT NULL COMMENT '重复';
ALTER TABLE ACT_RU_JOB MODIFY COLUMN handler_type_ VARCHAR ( 255 ) NOT NULL COMMENT '处理类型';
ALTER TABLE ACT_RU_JOB MODIFY COLUMN handler_cfg_ VARCHAR ( 255 ) NOT NULL COMMENT '标识';-- Add comments to the table

ALTER TABLE ACT_RU_TASK MODIFY COLUMN rev_ VARCHAR ( 255 ) NOT NULL COMMENT '乐观锁';
-- ALTER TABLE ACT_RU_TASK MODIFY COLUMN execution_id_ VARCHAR ( 255 ) NOT NULL COMMENT '执行实例ID';
-- ALTER TABLE ACT_RU_TASK MODIFY COLUMN proc_inst_id_ VARCHAR ( 255 ) NOT NULL COMMENT '流程实例ID';
-- ALTER TABLE ACT_RU_TASK MODIFY COLUMN proc_def_id_ VARCHAR ( 255 ) NOT NULL COMMENT '流程定义ID';
ALTER TABLE ACT_RU_TASK MODIFY COLUMN name_ VARCHAR ( 255 ) NOT NULL COMMENT '节点定义名称';
ALTER TABLE ACT_RU_TASK MODIFY COLUMN parent_task_id_ VARCHAR ( 255 ) NOT NULL COMMENT '父节点实例ID';
ALTER TABLE ACT_RU_TASK MODIFY COLUMN description_ VARCHAR ( 255 ) NOT NULL COMMENT '节点定义描述';
ALTER TABLE ACT_RU_TASK MODIFY COLUMN task_def_key_ VARCHAR ( 255 ) NOT NULL COMMENT '节点定义的KEY';
ALTER TABLE ACT_RU_TASK MODIFY COLUMN owner_ VARCHAR ( 255 ) NOT NULL COMMENT '拥有者（一般情况下为空，只有在委托时才有值）';
ALTER TABLE ACT_RU_TASK MODIFY COLUMN assignee_ VARCHAR ( 255 ) NOT NULL COMMENT '签收人或委托人';
ALTER TABLE ACT_RU_TASK MODIFY COLUMN delegation_ VARCHAR ( 255 ) NOT NULL COMMENT '委托类型';
ALTER TABLE ACT_RU_TASK MODIFY COLUMN priority_ VARCHAR ( 255 ) NOT NULL COMMENT '优先级别';
ALTER TABLE ACT_RU_TASK MODIFY COLUMN create_time_ VARCHAR ( 255 ) NOT NULL COMMENT '创建时间';
ALTER TABLE ACT_RU_TASK MODIFY COLUMN due_date_ VARCHAR ( 255 ) NOT NULL COMMENT '过期时间';
ALTER TABLE ACT_RU_TASK MODIFY COLUMN suspension_state_ VARCHAR ( 255 ) NOT NULL COMMENT '是否挂起 1代表激活 2代表挂起';-- Add comments to the table

ALTER TABLE ACT_RU_VARIABLE MODIFY COLUMN rev_ VARCHAR ( 255 ) NOT NULL COMMENT '乐观锁';
ALTER TABLE ACT_RU_VARIABLE MODIFY COLUMN type_ VARCHAR ( 255 ) NOT NULL COMMENT '类型';
ALTER TABLE ACT_RU_VARIABLE MODIFY COLUMN name_ VARCHAR ( 255 ) NOT NULL COMMENT '名称';
-- ALTER TABLE ACT_RU_VARIABLE MODIFY COLUMN execution_id_ VARCHAR ( 255 ) NOT NULL COMMENT '执行实例ID';
-- ALTER TABLE ACT_RU_VARIABLE MODIFY COLUMN proc_inst_id_ VARCHAR ( 255 ) NOT NULL COMMENT '流程实例ID';
ALTER TABLE ACT_RU_VARIABLE MODIFY COLUMN task_id_ VARCHAR ( 30 ) NOT NULL COMMENT '节点实例ID';
-- ALTER TABLE ACT_RU_VARIABLE MODIFY COLUMN bytearray_id_ VARCHAR ( 30 ) NOT NULL COMMENT '字节表ID';

Activiti添加数据库表注释(Oracle):

-- Add comments to the table 
comment on table ACT_GE_BYTEARRAY
  is '二进制数据表';
-- Add comments to the columns 
comment on column ACT_GE_BYTEARRAY.id_
  is '主键ID';
comment on column ACT_GE_BYTEARRAY.rev_
  is 'Version(版本)';
comment on column ACT_GE_BYTEARRAY.name_
  is '部署的文件名称，如：mail.bpmn、mail.png 、mail.bpmn20.xml';
comment on column ACT_GE_BYTEARRAY.deployment_id_
  is '部署表ID';
comment on column ACT_GE_BYTEARRAY.bytes_
  is '部署文件';
comment on column ACT_GE_BYTEARRAY.generated_
  is '0为用户生成 1为Activiti生成';
 
-- Add comments to the table 
comment on table ACT_GE_PROPERTY
  is '属性数据表';
-- Add comments to the columns 
comment on column ACT_GE_PROPERTY.name_
  is 'schema.version
schema.history
next.dbid';
comment on column ACT_GE_PROPERTY.value_
  is '5.*
create(5.*)';
comment on column ACT_GE_PROPERTY.rev_
  is 'version';
  
-- Add comments to the table 
comment on table ACT_HI_ACTINST
  is '历史节点表';
-- Add comments to the columns 
comment on column ACT_HI_ACTINST.proc_def_id_
  is '流程定义ID';
comment on column ACT_HI_ACTINST.proc_inst_id_
  is '流程实例ID';
comment on column ACT_HI_ACTINST.execution_id_
  is '执行实例ID';
comment on column ACT_HI_ACTINST.act_id_
  is '节点ID';
comment on column ACT_HI_ACTINST.task_id_
  is '任务实例ID';
comment on column ACT_HI_ACTINST.call_proc_inst_id_
  is '调用外部的流程实例ID';
comment on column ACT_HI_ACTINST.act_name_
  is '节点名称';
comment on column ACT_HI_ACTINST.act_type_
  is '节点类型';
comment on column ACT_HI_ACTINST.assignee_
  is '签收人';
comment on column ACT_HI_ACTINST.start_time_
  is '开始时间';
comment on column ACT_HI_ACTINST.end_time_
  is '结束时间';
comment on column ACT_HI_ACTINST.duration_
  is '耗时';
 
  
  -- Add comments to the table 
comment on table ACT_HI_ATTACHMENT
  is '历史附件表';
-- Add comments to the columns 
comment on column ACT_HI_ATTACHMENT.user_id_
  is '用户ID';
comment on column ACT_HI_ATTACHMENT.name_
  is '名称';
comment on column ACT_HI_ATTACHMENT.description_
  is '描述';
comment on column ACT_HI_ATTACHMENT.type_
  is '类型';
comment on column ACT_HI_ATTACHMENT.task_id_
  is '任务实例ID';
comment on column ACT_HI_ATTACHMENT.proc_inst_id_
  is '流程实例ID';
comment on column ACT_HI_ATTACHMENT.content_id_
  is '字节表的ID';
 
-- Add comments to the table 
comment on table ACT_HI_COMMENT
  is '历史意见表';
-- Add comments to the columns 
comment on column ACT_HI_COMMENT.type_
  is '类型';
comment on column ACT_HI_COMMENT.time_
  is '填写时间';
comment on column ACT_HI_COMMENT.user_id_
  is '填写人';
comment on column ACT_HI_COMMENT.task_id_
  is '节点实例ID';
comment on column ACT_HI_COMMENT.proc_inst_id_
  is '流程实例ID';
comment on column ACT_HI_COMMENT.action_
  is '行为类型';
comment on column ACT_HI_COMMENT.message_
  is '用于存放流程产生的信息，比如审批意见';
comment on column ACT_HI_COMMENT.full_msg_
  is '全部内容';
  -- Add comments to the table 
comment on table ACT_HI_DETAIL
  is '历史详情表';
-- Add comments to the columns 
comment on column ACT_HI_DETAIL.type_
  is '类型';
comment on column ACT_HI_DETAIL.proc_inst_id_
  is '流程实例ID';
comment on column ACT_HI_DETAIL.execution_id_
  is '执行实例ID';
comment on column ACT_HI_DETAIL.task_id_
  is '任务实例ID';
comment on column ACT_HI_DETAIL.act_inst_id_
  is '节点实例ID';
comment on column ACT_HI_DETAIL.name_
  is '节点名称';
comment on column ACT_HI_DETAIL.var_type_
  is '参数类型';
comment on column ACT_HI_DETAIL.rev_
  is '乐观锁';
comment on column ACT_HI_DETAIL.time_
  is '时间戳';
comment on column ACT_HI_DETAIL.bytearray_id_
  is '字节表ID ACT_GE_BYTEARRAY表的ID';
comment on column ACT_HI_DETAIL.double_
  is '存储变量类型为Double';
comment on column ACT_HI_DETAIL.long_
  is '存储变量类型为long';
comment on column ACT_HI_DETAIL.text_
  is '存储变量值类型为String';
comment on column ACT_HI_DETAIL.text2_
  is '此处存储的是JPA持久化对象时，才会有值。此值为对象ID';
 
-- Add comments to the table 
comment on table ACT_HI_IDENTITYLINK
  is '历史流程人员表';
-- Add comments to the columns 
comment on column ACT_HI_IDENTITYLINK.group_id_
  is '组ID';
comment on column ACT_HI_IDENTITYLINK.type_
  is '类型';
comment on column ACT_HI_IDENTITYLINK.user_id_
  is '用户ID';
comment on column ACT_HI_IDENTITYLINK.task_id_
  is '节点实例ID';
comment on column ACT_HI_IDENTITYLINK.proc_inst_id_
  is '流程实例ID';
-- Add comments to the table 
comment on table ACT_HI_PROCINST
  is '历史流程实例表';
-- Add comments to the columns 
comment on column ACT_HI_PROCINST.proc_inst_id_
  is '流程实例ID';
comment on column ACT_HI_PROCINST.business_key_
  is '业务主键';
comment on column ACT_HI_PROCINST.proc_def_id_
  is '流程定义ID';
comment on column ACT_HI_PROCINST.start_time_
  is '开始时间';
comment on column ACT_HI_PROCINST.end_time_
  is '结束时间';
comment on column ACT_HI_PROCINST.duration_
  is '耗时';
comment on column ACT_HI_PROCINST.start_user_id_
  is '起草人';
comment on column ACT_HI_PROCINST.start_act_id_
  is '开始节点ID';
comment on column ACT_HI_PROCINST.end_act_id_
  is '结束节点ID';
comment on column ACT_HI_PROCINST.super_process_instance_id_
  is '父流程实例ID';
comment on column ACT_HI_PROCINST.delete_reason_
  is '删除原因';
 
  -- Add comments to the table 
comment on table ACT_HI_TASKINST
  is '历史任务实例表';
-- Add comments to the columns 
comment on column ACT_HI_TASKINST.proc_def_id_
  is '流程定义ID';
comment on column ACT_HI_TASKINST.task_def_key_
  is '节点定义ID';
comment on column ACT_HI_TASKINST.proc_inst_id_
  is '流程实例ID';
comment on column ACT_HI_TASKINST.execution_id_
  is '执行实例ID';
comment on column ACT_HI_TASKINST.parent_task_id_
  is '节点名称';
comment on column ACT_HI_TASKINST.name_
  is '父节点实例ID';
comment on column ACT_HI_TASKINST.description_
  is '描述';
comment on column ACT_HI_TASKINST.owner_
  is '实际签收人 任务的拥有者';
comment on column ACT_HI_TASKINST.assignee_
  is '签收人或被委托';
comment on column ACT_HI_TASKINST.start_time_
  is '开始时间';
comment on column ACT_HI_TASKINST.claim_time_
  is '提醒时间';
comment on column ACT_HI_TASKINST.end_time_
  is '结束时间';
comment on column ACT_HI_TASKINST.duration_
  is '耗时';
comment on column ACT_HI_TASKINST.delete_reason_
  is '删除原因';
comment on column ACT_HI_TASKINST.priority_
  is '优先级别';
comment on column ACT_HI_TASKINST.due_date_
  is '过期时间';
comment on column ACT_HI_TASKINST.form_key_
  is '节点定义的
formkey';
 
-- Add comments to the table 
comment on table ACT_HI_VARINST
  is '历史变量表';
-- Add comments to the columns 
comment on column ACT_HI_VARINST.proc_inst_id_
  is '流程实例ID';
comment on column ACT_HI_VARINST.execution_id_
  is '执行实例ID';
comment on column ACT_HI_VARINST.task_id_
  is '任务实例ID';
comment on column ACT_HI_VARINST.name_
  is '节点名称';
comment on column ACT_HI_VARINST.var_type_
  is '参数类型';
comment on column ACT_HI_VARINST.rev_
  is '乐观锁';
comment on column ACT_HI_VARINST.bytearray_id_
  is '字节表ID ACT_GE_BYTEARRAY表的主键';
comment on column ACT_HI_VARINST.double_
  is '存储DoubleType类型的数据';
comment on column ACT_HI_VARINST.long_
  is '存储LongType类型的数据';
comment on column ACT_HI_VARINST.text2_
  is '此处存储的是JPA持久化对象时，才会有值。此值为对象ID';
 
  -- Add comments to the table 
comment on table ACT_ID_GROUP
  is '用户组信息表';
-- Add comments to the columns 
comment on column ACT_ID_GROUP.rev_
  is '乐观锁';
comment on column ACT_ID_GROUP.name_
  is '节点名称';
comment on column ACT_ID_GROUP.type_
  is '节点类型';
 
  
  -- Add comments to the table 
comment on table ACT_ID_INFO
  is '用户扩展信息表';
-- Add comments to the columns 
comment on column ACT_ID_INFO.rev_
  is '乐观锁';
comment on column ACT_ID_INFO.user_id_
  is '用户ID';
comment on column ACT_ID_INFO.type_
  is '节点类型';
 
  
  -- Add comments to the table 
comment on table ACT_ID_MEMBERSHIP
  is '用户与分组对应信息表';
-- Add comments to the columns 
comment on column ACT_ID_MEMBERSHIP.user_id_
  is '用户ID';
comment on column ACT_ID_MEMBERSHIP.group_id_
  is '用户组ID';
 
  
  -- Add comments to the table 
comment on table ACT_ID_USER
  is '用户信息表';
-- Add comments to the columns 
comment on column ACT_ID_USER.rev_
  is '乐观锁';
comment on column ACT_ID_USER.first_
  is '姓';
comment on column ACT_ID_USER.last_
  is '名';
comment on column ACT_ID_USER.email_
  is 'EMAIL_';
comment on column ACT_ID_USER.pwd_
  is '密码';
comment on column ACT_ID_USER.picture_id_
  is '图片ID';
 
  
  -- Add comments to the table 
comment on table ACT_RE_DEPLOYMENT
  is '部署信息表';
-- Add comments to the columns 
comment on column ACT_RE_DEPLOYMENT.name_
  is '部署名称';
comment on column ACT_RE_DEPLOYMENT.category_
  is '分类';
comment on column ACT_RE_DEPLOYMENT.deploy_time_
  is '部署时间';
 
  
  -- Add comments to the table 
comment on table ACT_RE_MODEL
  is '流程设计模型部署表';
-- Add comments to the columns 
comment on column ACT_RE_MODEL.rev_
  is '乐观锁';
comment on column ACT_RE_MODEL.name_
  is '名称';
comment on column ACT_RE_MODEL.key_
  is 'KEY_';
comment on column ACT_RE_MODEL.category_
  is '分类';
comment on column ACT_RE_MODEL.create_time_
  is '创建时间';
comment on column ACT_RE_MODEL.last_update_time_
  is '最新修改时间';
comment on column ACT_RE_MODEL.version_
  is '版本';
comment on column ACT_RE_MODEL.meta_info_
  is '以json格式保存流程定义的信息';
comment on column ACT_RE_MODEL.deployment_id_
  is '部署ID';
 
  
  -- Add comments to the table 
comment on table ACT_RE_PROCDEF
  is '流程定义数据表';
-- Add comments to the columns 
comment on column ACT_RE_PROCDEF.rev_
  is '乐观锁';
comment on column ACT_RE_PROCDEF.category_
  is '分类';
comment on column ACT_RE_PROCDEF.name_
  is '名称';
comment on column ACT_RE_PROCDEF.key_
  is '定义的KEY';
comment on column ACT_RE_PROCDEF.version_
  is '版本';
comment on column ACT_RE_PROCDEF.deployment_id_
  is '部署表ID';
comment on column ACT_RE_PROCDEF.resource_name_
  is 'bpmn文件名称';
comment on column ACT_RE_PROCDEF.dgrm_resource_name_
  is 'png图片名称';
comment on column ACT_RE_PROCDEF.description_
  is '描述';
comment on column ACT_RE_PROCDEF.has_start_form_key_
  is '是否存在开始节点formKey';
comment on column ACT_RE_PROCDEF.suspension_state_
  is '是否挂起 1 激活 2挂起';
 
  
  -- Add comments to the columns 
comment on column ACT_RU_EVENT_SUBSCR.rev_
  is '版本';
comment on column ACT_RU_EVENT_SUBSCR.event_type_
  is '事件类型';
comment on column ACT_RU_EVENT_SUBSCR.event_name_
  is '事件名称';
comment on column ACT_RU_EVENT_SUBSCR.execution_id_
  is '执行实例ID';
comment on column ACT_RU_EVENT_SUBSCR.proc_inst_id_
  is '流程实例ID';
comment on column ACT_RU_EVENT_SUBSCR.activity_id_
  is '活动实例ID';
comment on column ACT_RU_EVENT_SUBSCR.configuration_
  is '配置';
comment on column ACT_RU_EVENT_SUBSCR.created_
  is '是否创建';
comment on column ACT_RU_EVENT_SUBSCR.proc_def_id_
  is '流程定义ID';
 
  
  -- Add comments to the table 
comment on table ACT_RU_EXECUTION
  is '运行时流程执行实例表';
-- Add comments to the columns 
comment on column ACT_RU_EXECUTION.rev_
  is '乐观锁';
comment on column ACT_RU_EXECUTION.proc_inst_id_
  is '流程实例ID';
comment on column ACT_RU_EXECUTION.business_key_
  is '业务主键ID';
comment on column ACT_RU_EXECUTION.parent_id_
  is '父节点实例ID';
comment on column ACT_RU_EXECUTION.proc_def_id_
  is '流程定义ID';
comment on column ACT_RU_EXECUTION.super_exec_
  is 'SUPER_EXEC_';
comment on column ACT_RU_EXECUTION.act_id_
  is '节点实例ID';
comment on column ACT_RU_EXECUTION.is_active_
  is '是否激活';
comment on column ACT_RU_EXECUTION.is_concurrent_
  is '是否并行';
comment on column ACT_RU_EXECUTION.suspension_state_
  is '是否挂起';
 
  -- Add comments to the table 
comment on table ACT_RU_IDENTITYLINK
  is '运行时流程人员表';
-- Add comments to the columns 
comment on column ACT_RU_IDENTITYLINK.rev_
  is '乐观锁';
comment on column ACT_RU_IDENTITYLINK.group_id_
  is '组ID';
comment on column ACT_RU_IDENTITYLINK.type_
  is '类型';
comment on column ACT_RU_IDENTITYLINK.user_id_
  is '用户ID';
comment on column ACT_RU_IDENTITYLINK.task_id_
  is '节点实例ID';
comment on column ACT_RU_IDENTITYLINK.proc_inst_id_
  is '流程实例ID';
comment on column ACT_RU_IDENTITYLINK.proc_def_id_
  is '流程定义ID';
 
  -- Add comments to the table 
comment on table ACT_RU_JOB
  is '运行时定时任务数据表';
-- Add comments to the columns 
comment on column ACT_RU_JOB.rev_
  is '版本';
comment on column ACT_RU_JOB.type_
  is '类型';
comment on column ACT_RU_JOB.lock_exp_time_
  is '锁定释放时间';
comment on column ACT_RU_JOB.lock_owner_
  is '挂起者';
comment on column ACT_RU_JOB.execution_id_
  is '执行实例ID';
comment on column ACT_RU_JOB.process_instance_id_
  is '流程实例ID';
comment on column ACT_RU_JOB.proc_def_id_
  is '流程定义ID';
comment on column ACT_RU_JOB.exception_stack_id_
  is '异常信息ID';
comment on column ACT_RU_JOB.exception_msg_
  is '异常信息';
comment on column ACT_RU_JOB.duedate_
  is '到期时间';
comment on column ACT_RU_JOB.repeat_
  is '重复';
comment on column ACT_RU_JOB.handler_type_
  is '处理类型';
comment on column ACT_RU_JOB.handler_cfg_
  is '标识';
 
  
  -- Add comments to the table 
comment on table ACT_RU_TASK
  is '运行时任务节点表';
-- Add comments to the columns 
comment on column ACT_RU_TASK.rev_
  is '乐观锁';
comment on column ACT_RU_TASK.execution_id_
  is '执行实例ID';
comment on column ACT_RU_TASK.proc_inst_id_
  is '流程实例ID';
comment on column ACT_RU_TASK.proc_def_id_
  is '流程定义ID';
comment on column ACT_RU_TASK.name_
  is '节点定义名称';
comment on column ACT_RU_TASK.parent_task_id_
  is '父节点实例ID';
comment on column ACT_RU_TASK.description_
  is '节点定义描述';
comment on column ACT_RU_TASK.task_def_key_
  is '节点定义的KEY';
comment on column ACT_RU_TASK.owner_
  is '拥有者（一般情况下为空，只有在委托时才有值）';
comment on column ACT_RU_TASK.assignee_
  is '签收人或委托人';
comment on column ACT_RU_TASK.delegation_
  is '委托类型';
comment on column ACT_RU_TASK.priority_
  is '优先级别';
comment on column ACT_RU_TASK.create_time_
  is '创建时间';
comment on column ACT_RU_TASK.due_date_
  is '过期时间';
comment on column ACT_RU_TASK.suspension_state_
  is '是否挂起 1代表激活 2代表挂起';
 
  -- Add comments to the table 
comment on table ACT_RU_VARIABLE
  is '运行时流程变量数据表';
-- Add comments to the columns 
comment on column ACT_RU_VARIABLE.rev_
  is '乐观锁';
comment on column ACT_RU_VARIABLE.type_
  is '类型';
comment on column ACT_RU_VARIABLE.name_
  is '名称';
comment on column ACT_RU_VARIABLE.execution_id_
  is '执行实例ID';
comment on column ACT_RU_VARIABLE.proc_inst_id_
  is '流程实例ID';
comment on column ACT_RU_VARIABLE.task_id_
  is '节点实例ID';
comment on column ACT_RU_VARIABLE.bytearray_id_
  is '字节表ID';
 

原文链接：https://blog.csdn.net/White_BaiSmall/java/article/details/89315434