closes the manager , by unpinning the block . concode_field_sep Block blk concode_elem_sep int EMPTY concode_elem_sep int INUSE concode_elem_sep Transaction tx concode_elem_sep TableInfo ti concode_elem_sep int slotsize concode_elem_sep int currentslot concode_field_sep boolean next concode_elem_sep boolean isValidSlot concode_elem_sep void moveToId concode_elem_sep int currentId concode_elem_sep boolean insert concode_elem_sep String getString concode_elem_sep int currentpos concode_elem_sep void delete concode_elem_sep void setInt concode_elem_sep int getInt concode_elem_sep void setString concode_elem_sep int fieldpos concode_elem_sep boolean searchFor