审批流的信息数据表太大了，能不能帮忙清理一下啊？

[tr][td=302]表名[td=72]记录数[td=2,1,86]保留(KB)[td=86]数据(KB)[td=86]索引(KB)[td=2,1,87]未使用(KB)
[tr][td=302]dbo.T_WF_ACTIONEVENTLOG[td=72]4,172,475[td=2,1,86]1,181,784[td=86]1,044,888[td=86]136,696[td=2,1,87]200
[tr][td=302]dbo.T_BAS_OPERATELOGBK[td=72]760,664[td=2,1,86]265,360[td=86]204,056[td=86]61,240[td=2,1,87]64
[tr][td=302]dbo.T_WF_MESSAGESEND[td=72]609,264[td=2,1,86]204,704[td=86]134,456[td=86]70,096[td=2,1,87]152
[tr][td=302]dbo.T_WF_MESSAGE[td=72]613,763[td=2,1,86]152,992[td=86]100,752[td=86]50,528[td=2,1,87]1,712
[tr][td=302]dbo.T_BF_INSTANCESNAP[td=72]18,717[td=2,1,86]142,680[td=86]138,152[td=86]3,232[td=2,1,87]1,296
[tr][td=302]dbo.T_META_OBJECTTYPE[td=72]4,009[td=2,1,86]110,528[td=86]105,264[td=86]600[td=2,1,87]4,664
[tr][td=302]dbo.T_BF_INSTANCEENTRY[td=72]168,825[td=2,1,86]67,880[td=86]24,208[td=86]40,840[td=2,1,87]2,832

这里面的这些信息感觉都没用啊
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