| drop table if exists ACT_HI_PROCINST cascade;drop table if exists ACT_HI_ACTINST cascade;drop table if exists ACT_HI_VARINST cascade;drop table if exists ACT_HI_TASKINST cascade;drop table if exists ACT_HI_DETAIL cascade;drop table if exists ACT_HI_COMMENT cascade;drop table if exists ACT_HI_ATTACHMENT cascade;drop table if exists ACT_HI_IDENTITYLINK cascade;
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