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sql put kv: avoid unnecessary update

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This commit is contained in:
Chris Lu
2020-12-13 19:45:47 -08:00
parent 813453f3e1
commit 23280257df
1 changed files with 7 additions and 6 deletions
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13
weed/filer/abstract_sql/abstract_sql_store_kv.go
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@@ -5,11 +5,10 @@ import (
"database/sql" "database/sql"
"encoding/base64" "encoding/base64"
"fmt" "fmt"
"strings"
"github.com/chrislusf/seaweedfs/weed/filer" "github.com/chrislusf/seaweedfs/weed/filer"
"github.com/chrislusf/seaweedfs/weed/glog" "github.com/chrislusf/seaweedfs/weed/glog"
"github.com/chrislusf/seaweedfs/weed/util" "github.com/chrislusf/seaweedfs/weed/util"
"strings"
) )
func (store *AbstractSqlStore) KvPut(ctx context.Context, key []byte, value []byte) (err error) { func (store *AbstractSqlStore) KvPut(ctx context.Context, key []byte, value []byte) (err error) {
@@ -17,10 +16,12 @@ func (store *AbstractSqlStore) KvPut(ctx context.Context, key []byte, value []by
dirStr, dirHash, name := genDirAndName(key) dirStr, dirHash, name := genDirAndName(key)
res, err := store.getTxOrDB(ctx).ExecContext(ctx, store.SqlInsert, dirHash, name, dirStr, value) res, err := store.getTxOrDB(ctx).ExecContext(ctx, store.SqlInsert, dirHash, name, dirStr, value)
if err != nil { if err == nil {
if !strings.Contains(strings.ToLower(err.Error()), "duplicate") { return
return fmt.Errorf("kv insert: %s", err) }
}
if !strings.Contains(strings.ToLower(err.Error()), "duplicate") {
return fmt.Errorf("kv insert: %s", err)
} }
// now the insert failed possibly due to duplication constraints // now the insert failed possibly due to duplication constraints