Common logic for KeyValue.Find and batchTx.Find.
(kv *KeyValue, qobj queryObject, start, end string)
| 252 | |
| 253 | // Common logic for KeyValue.Find and batchTx.Find. |
| 254 | func find(kv *KeyValue, qobj queryObject, start, end string) *iter { |
| 255 | var rows *sql.Rows |
| 256 | var err error |
| 257 | if end == "" { |
| 258 | rows, err = qobj.Query(kv.sql("SELECT k, v FROM /*TPRE*/rows WHERE k >= ? ORDER BY k "), start) |
| 259 | } else { |
| 260 | rows, err = qobj.Query(kv.sql("SELECT k, v FROM /*TPRE*/rows WHERE k >= ? AND k < ? ORDER BY k "), start, end) |
| 261 | } |
| 262 | if err != nil { |
| 263 | log.Printf("unexpected query error: %v", err) |
| 264 | return &iter{err: err} |
| 265 | } |
| 266 | |
| 267 | return &iter{ |
| 268 | kv: kv, |
| 269 | rows: rows, |
| 270 | closeCheck: leak.NewChecker(), |
| 271 | } |
| 272 | } |
| 273 | |
| 274 | // Common logic for KeyValue.Get and batchTx.Get |
| 275 | func get(kv *KeyValue, qobj queryObject, key string) (value string, err error) { |