cerc-io/ipfs-ethdb
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update docs

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This commit is contained in:
Roy Crihfield 2023-03-22 12:53:33 +08:00
parent 0e49b87509
commit e015d4333d
1 changed files with 6 additions and 2 deletions
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postgres/doc.md
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@ -18,7 +18,7 @@ import (
"github.com/ethereum/go-ethereum/core/state" "github.com/ethereum/go-ethereum/core/state"
"github.com/ethereum/go-ethereum/trie" "github.com/ethereum/go-ethereum/trie"
"github.com/jmoiron/sqlx" "github.com/jmoiron/sqlx"
"github.com/vulcanize/ipfs-ethdb/v5/postgres" "github.com/vulcanize/ipfs-ethdb/v5/postgres/v1"
) )
func main() { func main() {
@ -31,7 +31,11 @@ func main() {
trieNodeIterator := t.NodeIterator([]byte{}) trieNodeIterator := t.NodeIterator([]byte{})
// do stuff with trie node iterator // do stuff with trie node iterator
database := pgipfsethdb.NewDatabase(db) database := pgipfsethdb.NewDatabase(db, pgipfsethdb.CacheConfig{
Name: "db",
Size: 3000000, // 3MB
ExpiryDuration: time.Hour,
})
stateDatabase := state.NewDatabase(database) stateDatabase := state.NewDatabase(database)
stateDB, _ := state.New(common.Hash{}, stateDatabase, nil) stateDB, _ := state.New(common.Hash{}, stateDatabase, nil)
stateDBNodeIterator := state.NewNodeIterator(stateDB) stateDBNodeIterator := state.NewNodeIterator(stateDB)