In continuation to my post, I am seeing exception in logs as follows while initiating a new process request.
### Error updating database. Cause: java.sql.SQLException: Invalid column type
### The error may involve org.activiti.engine.impl.persistence.entity.HistoricVariableInstanceEntity.bulkInsertHistoricVariableInstance_oracle-Inline
### The error occurred while setting parameters
### SQL: INSERT ALL INTO ACT_HI_VARINST (ID_, PROC_INST_ID_, EXECUTION_ID_, TASK_ID_, NAME_, REV_, VAR_TYPE_, BYTEARRAY_ID_, DOUBLE_, LONG_ , TEXT_, TEXT2_, CREATE_TIME_, LAST_UPDATED_TIME_) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?) INTO ACT_HI_VARINST (ID_, PROC_INST_ID_, EXECUTION_ID_, TASK_ID_, NAME_, REV_, VAR_TYPE_, BYTEARRAY_ID_, DOUBLE_, LONG_ , TEXT_, TEXT2_, CREATE_TIME_, LAST_UPDATED_TIME_) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?) INTO ACT_HI_VARINST (ID_, PROC_INST_ID_, EXECUTION_ID_, TASK_ID_, NAME_, REV_, VAR_TYPE_, BYTEARRAY_ID_, DOUBLE_, LONG_ , TEXT_, TEXT2_, CREATE_TIME_, LAST_UPDATED_TIME_) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?) INTO ACT_HI_VARINST (ID_, PROC_INST_ID_, EXECUTION_ID_, TASK_ID_, NAME_, REV_, VAR_TYPE_, BYTEARRAY_ID_, DOUBLE_, LONG_ , TEXT_, TEXT2_, CREATE_TIME_, LAST_UPDATED_TIME_) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?) INTO ACT_HI_VARINST (ID_, PROC_INST_ID_, EXECUTION_ID_, TASK_ID_, NAME_, REV_, VAR_TYPE_, BYTEARRAY_ID_, DOUBLE_, LONG_ , TEXT_, TEXT2_, CREATE_TIME_, LAST_UPDATED_TIME_) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?) INTO ACT_HI_VARINST (ID_, PROC_INST_ID_, EXECUTION_ID_, TASK_ID_, NAME_, REV_, VAR_TYPE_, BYTEARRAY_ID_, DOUBLE_, LONG_ , TEXT_, TEXT2_, CREATE_TIME_, LAST_UPDATED_TIME_) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?) INTO ACT_HI_VARINST (ID_, PROC_INST_ID_, EXECUTION_ID_, TASK_ID_, NAME_, REV_, VAR_TYPE_, BYTEARRAY_ID_, DOUBLE_, LONG_ , TEXT_, TEXT2_, CREATE_TIME_, LAST_UPDATED_TIME_) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?) INTO ACT_HI_VARINST (ID_, PROC_INST_ID_, EXECUTION_ID_, TASK_ID_, NAME_, REV_, VAR_TYPE_, BYTEARRAY_ID_, DOUBLE_, LONG_ , TEXT_, TEXT2_, CREATE_TIME_, LAST_UPDATED_TIME_) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?) INTO ACT_HI_VARINST (ID_, PROC_INST_ID_, EXECUTION_ID_, TASK_ID_, NAME_, REV_, VAR_TYPE_, BYTEARRAY_ID_, DOUBLE_, LONG_ , TEXT_, TEXT2_, CREATE_TIME_, LAST_UPDATED_TIME_) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?) INTO ACT_HI_VARINST (ID_, PROC_INST_ID_, EXECUTION_ID_, TASK_ID_, NAME_, REV_, VAR_TYPE_, BYTEARRAY_ID_, DOUBLE_, LONG_ , TEXT_, TEXT2_, CREATE_TIME_, LAST_UPDATED_TIME_) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?) INTO ACT_HI_VARINST (ID_, PROC_INST_ID_, EXECUTION_ID_, TASK_ID_, NAME_, REV_, VAR_TYPE_, BYTEARRAY_ID_, DOUBLE_, LONG_ , TEXT_, TEXT2_, CREATE_TIME_, LAST_UPDATED_TIME_) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?) INTO ACT_HI_VARINST (ID_, PROC_INST_ID_, EXECUTION_ID_, TASK_ID_, NAME_, REV_, VAR_TYPE_, BYTEARRAY_ID_, DOUBLE_, LONG_ , TEXT_, TEXT2_, CREATE_TIME_, LAST_UPDATED_TIME_) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?) INTO ACT_HI_VARINST (ID_, PROC_INST_ID_, EXECUTION_ID_, TASK_ID_, NAME_, REV_, VAR_TYPE_, BYTEARRAY_ID_, DOUBLE_, LONG_ , TEXT_, TEXT2_, CREATE_TIME_, LAST_UPDATED_TIME_) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?) INTO ACT_HI_VARINST (ID_, PROC_INST_ID_, EXECUTION_ID_, TASK_ID_, NAME_, REV_, VAR_TYPE_, BYTEARRAY_ID_, DOUBLE_, LONG_ , TEXT_, TEXT2_, CREATE_TIME_, LAST_UPDATED_TIME_) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?) INTO ACT_HI_VARINST (ID_, PROC_INST_ID_, EXECUTION_ID_, TASK_ID_, NAME_, REV_, VAR_TYPE_, BYTEARRAY_ID_, DOUBLE_, LONG_ , TEXT_, TEXT2_, CREATE_TIME_, LAST_UPDATED_TIME_) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?) INTO ACT_HI_VARINST (ID_, PROC_INST_ID_, EXECUTION_ID_, TASK_ID_, NAME_, REV_, VAR_TYPE_, BYTEARRAY_ID_, DOUBLE_, LONG_ , TEXT_, TEXT2_, CREATE_TIME_, LAST_UPDATED_TIME_) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?) INTO ACT_HI_VARINST (ID_, PROC_INST_ID_, EXECUTION_ID_, TASK_ID_, NAME_, REV_, VAR_TYPE_, BYTEARRAY_ID_, DOUBLE_, LONG_ , TEXT_, TEXT2_, CREATE_TIME_, LAST_UPDATED_TIME_) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?) INTO ACT_HI_VARINST (ID_, PROC_INST_ID_, EXECUTION_ID_, TASK_ID_, NAME_, REV_, VAR_TYPE_, BYTEARRAY_ID_, DOUBLE_, LONG_ , TEXT_, TEXT2_, CREATE_TIME_, LAST_UPDATED_TIME_) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?) INTO ACT_HI_VARINST (ID_, PROC_INST_ID_, EXECUTION_ID_, TASK_ID_, NAME_, REV_, VAR_TYPE_, BYTEARRAY_ID_, DOUBLE_, LONG_ , TEXT_, TEXT2_, CREATE_TIME_, LAST_UPDATED_TIME_) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?) INTO ACT_HI_VARINST (ID_, PROC_INST_ID_, EXECUTION_ID_, TASK_ID_, NAME_, REV_, VAR_TYPE_, BYTEARRAY_ID_, DOUBLE_, LONG_ , TEXT_, TEXT2_, CREATE_TIME_, LAST_UPDATED_TIME_) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?) INTO ACT_HI_VARINST (ID_, PROC_INST_ID_, EXECUTION_ID_, TASK_ID_, NAME_, REV_, VAR_TYPE_, BYTEARRAY_ID_, DOUBLE_, LONG_ , TEXT_, TEXT2_, CREATE_TIME_, LAST_UPDATED_TIME_) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?) INTO ACT_HI_VARINST (ID_, PROC_INST_ID_, EXECUTION_ID_, TASK_ID_, NAME_, REV_, VAR_TYPE_, BYTEARRAY_ID_, DOUBLE_, LONG_ , TEXT_, TEXT2_, CREATE_TIME_, LAST_UPDATED_TIME_) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?) INTO ACT_HI_VARINST (ID_, PROC_INST_ID_, EXECUTION_ID_, TASK_ID_, NAME_, REV_, VAR_TYPE_, BYTEARRAY_ID_, DOUBLE_, LONG_ , TEXT_, TEXT2_, CREATE_TIME_, LAST_UPDATED_TIME_) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?) INTO ACT_HI_VARINST (ID_, PROC_INST_ID_, EXECUTION_ID_, TASK_ID_, NAME_, REV_, VAR_TYPE_, BYTEARRAY_ID_, DOUBLE_, LONG_ , TEXT_, TEXT2_, CREATE_TIME_, LAST_UPDATED_TIME_) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?) INTO ACT_HI_VARINST (ID_, PROC_INST_ID_, EXECUTION_ID_, TASK_ID_, NAME_, REV_, VAR_TYPE_, BYTEARRAY_ID_, DOUBLE_, LONG_ , TEXT_, TEXT2_, CREATE_TIME_, LAST_UPDATED_TIME_) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?) INTO ACT_HI_VARINST (ID_, PROC_INST_ID_, EXECUTION_ID_, TASK_ID_, NAME_, REV_, VAR_TYPE_, BYTEARRAY_ID_, DOUBLE_, LONG_ , TEXT_, TEXT2_, CREATE_TIME_, LAST_UPDATED_TIME_) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?) INTO ACT_HI_VARINST (ID_, PROC_INST_ID_, EXECUTION_ID_, TASK_ID_, NAME_, REV_, VAR_TYPE_, BYTEARRAY_ID_, DOUBLE_, LONG_ , TEXT_, TEXT2_, CREATE_TIME_, LAST_UPDATED_TIME_) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?) INTO ACT_HI_VARINST (ID_, PROC_INST_ID_, EXECUTION_ID_, TASK_ID_, NAME_, REV_, VAR_TYPE_, BYTEARRAY_ID_, DOUBLE_, LONG_ , TEXT_, TEXT2_, CREATE_TIME_, LAST_UPDATED_TIME_) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?) INTO ACT_HI_VARINST (ID_, PROC_INST_ID_, EXECUTION_ID_, TASK_ID_, NAME_, REV_, VAR_TYPE_, BYTEARRAY_ID_, DOUBLE_, LONG_ , TEXT_, TEXT2_, CREATE_TIME_, LAST_UPDATED_TIME_) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?) INTO ACT_HI_VARINST (ID_, PROC_INST_ID_, EXECUTION_ID_, TASK_ID_, NAME_, REV_, VAR_TYPE_, BYTEARRAY_ID_, DOUBLE_, LONG_ , TEXT_, TEXT2_, CREATE_TIME_, LAST_UPDATED_TIME_) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?) INTO ACT_HI_VARINST (ID_, PROC_INST_ID_, EXECUTION_ID_, TASK_ID_, NAME_, REV_, VAR_TYPE_, BYTEARRAY_ID_, DOUBLE_, LONG_ , TEXT_, TEXT2_, CREATE_TIME_, LAST_UPDATED_TIME_) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?) INTO ACT_HI_VARINST (ID_, PROC_INST_ID_, EXECUTION_ID_, TASK_ID_, NAME_, REV_, VAR_TYPE_, BYTEARRAY_ID_, DOUBLE_, LONG_ , TEXT_, TEXT2_, CREATE_TIME_, LAST_UPDATED_TIME_) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?) INTO ACT_HI_VARINST (ID_, PROC_INST_ID_, EXECUTION_ID_, TASK_ID_, NAME_, REV_, VAR_TYPE_, BYTEARRAY_ID_, DOUBLE_, LONG_ , TEXT_, TEXT2_, CREATE_TIME_, LAST_UPDATED_TIME_) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?) INTO ACT_HI_VARINST (ID_, PROC_INST_ID_, EXECUTION_ID_, TASK_ID_, NAME_, REV_, VAR_TYPE_, BYTEARRAY_ID_, DOUBLE_, LONG_ , TEXT_, TEXT2_, CREATE_TIME_, LAST_UPDATED_TIME_) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?) INTO ACT_HI_VARINST (ID_, PROC_INST_ID_, EXECUTION_ID_, TASK_ID_, NAME_, REV_, VAR_TYPE_, BYTEARRAY_ID_, DOUBLE_, LONG_ , TEXT_, TEXT2_, CREATE_TIME_, LAST_UPDATED_TIME_) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?) INTO ACT_HI_VARINST (ID_, PROC_INST_ID_, EXECUTION_ID_, TASK_ID_, NAME_, REV_, VAR_TYPE_, BYTEARRAY_ID_, DOUBLE_, LONG_ , TEXT_, TEXT2_, CREATE_TIME_, LAST_UPDATED_TIME_) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?) INTO ACT_HI_VARINST (ID_, PROC_INST_ID_, EXECUTION_ID_, TASK_ID_, NAME_, REV_, VAR_TYPE_, BYTEARRAY_ID_, DOUBLE_, LONG_ , TEXT_, TEXT2_, CREATE_TIME_, LAST_UPDATED_TIME_) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?) SELECT * FROM dual
### Cause: java.sql.SQLException: Invalid column type