| 123456789101112131415161718 | alter table ACT_HI_DETAIL add TASK_ID_ varchar(64);create table ACT_HI_TASKINST (    ID_ varchar(64) not null,    PROC_DEF_ID_ varchar(64),    TASK_DEF_KEY_ varchar(255),    PROC_INST_ID_ varchar(64),    EXECUTION_ID_ varchar(64),    NAME_ varchar(255),    DESCRIPTION_ varchar(255),    ASSIGNEE_ varchar(64),    START_TIME_ datetime not null,    END_TIME_ datetime,    DURATION_ bigint,    DELETE_REASON_ varchar(255),    primary key (ID_)) ENGINE=InnoDB DEFAULT CHARSET=utf8 COLLATE utf8_bin;
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