| 12345678910111213141516171819202122232425262728 | alter table ACT_HI_DETAIL add DUE_DATE_ datetime;alter table ACT_HI_TASKINST add DUE_DATE_ datetime;create table ACT_HI_COMMENT (    ID_ varchar(64) not null,    TIME_ datetime not null,    USER_ID_ varchar(255),    TASK_ID_ varchar(64),    PROC_INST_ID_ varchar(64),    MESSAGE_ varchar(255),    primary key (ID_)) ENGINE=InnoDB DEFAULT CHARSET=utf8 COLLATE utf8_bin;create table ACT_HI_ATTACHMENT (    ID_ varchar(64) not null,    REV_ integer,    NAME_ varchar(255),    DESCRIPTION_ varchar(255),    TYPE_ varchar(255),    TASK_ID_ varchar(64),    PROC_INST_ID_ varchar(64),    URL_ varchar(255),    CONTENT_ID_ varchar(64),    primary key (ID_)) ENGINE=InnoDB DEFAULT CHARSET=utf8 COLLATE utf8_bin;
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