GS_STAT_DB_CU
GS_STAT_DB_CU displays CU hits of each database in each node of a cluster. You can clear it using gs_stat_reset().
| 
        Column  | 
      
        Type  | 
      
        Description  | 
     
|---|---|---|
| 
        node_name1  | 
      
        Text  | 
      
        Node name  | 
     
| 
        db_name  | 
      
        Text  | 
      
        Database name  | 
     
| 
        mem_hit  | 
      
        Bigint  | 
      
        Number of memory hits  | 
     
| 
        hdd_sync_read  | 
      
        Bigint  | 
      
        Number of disk synchronous reads  | 
     
| 
        hdd_asyn_read  | 
      
        Bigint  | 
      
        Number of disk asynchronous reads  | 
     
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