小编Ben*_*n H的帖子

我有两张大桌子:

Table "public.tx_input1_new" (100,000,000 rows) 

     Column     |            Type             | Modifiers
----------------|-----------------------------|----------
 blk_hash       | character varying(500)      |
 blk_time       | timestamp without time zone |
 tx_hash        | character varying(500)      |
 input_tx_hash  | character varying(100)      |
 input_tx_index | smallint                    |
 input_addr     | character varying(500)      |
 input_val      | numeric                     |

Indexes:
    "tx_input1_new_h" btree (input_tx_hash, input_tx_index) 

Table "public.tx_output1_new" (100,000,000 rows)

    Column    |          Type          | Modifiers
--------------+------------------------+-----------
 tx_hash      | character varying(100) |
 output_addr  | character varying(500) |
 output_index | smallint               |
 input_val    | numeric                |

Indexes: …