chore: update tpcc doc

Author: KKould

README.md

@@ -90,13 +90,13 @@ run `cargo run -p tpcc --release` to run tpcc
 - Tips: TPC-C currently only supports single thread
 ```shell
 <90th Percentile RT (MaxRT)>
-   New-Order : 0.002  (0.018)
-     Payment : 0.001  (0.024)
-Order-Status : 0.050  (0.067)
-    Delivery : 0.021  (0.030)
- Stock-Level : 0.003  (0.005)
+   New-Order : 0.002  (0.005)
+     Payment : 0.001  (0.003)
+Order-Status : 0.057  (0.088)
+    Delivery : 0.001  (0.001)
+ Stock-Level : 0.002  (0.006)
 <TpmC>
-8101 Tpmc
+11125 Tpmc
 ```
 #### 👉[check more](tpcc/README.md)
 

src/types/value.rs

@@ -824,9 +824,11 @@ impl DataValue {
         Self::memcomparable_decode_mapping(reader, ty, None)
     }
 
+    #[inline]
     pub fn memcomparable_decode_mapping<R: Read>(
         reader: &mut R,
         ty: &LogicalType,
+        // for index cover mapping reduce one layer of conversion
         tuple_mapping: Option<TupleMappingRef<'_>>,
     ) -> Result<DataValue, DatabaseError> {
         if reader.read_u8()? == 0u8 {

tpcc/README.md

@@ -6,11 +6,11 @@ run `cargo run -p tpcc --release` to run tpcc
 - KIOXIA-EXCERIA PLUS G3 SSD
 - Tips: TPCC currently only supports single thread
 ```shell
-|New-Order| sc: 93779  lt: 0  fl: 926
-|Payment| sc: 93759  lt: 0  fl: 0
-|Order-Status| sc: 9376  lt: 0  fl: 417
-|Delivery| sc: 9375  lt: 0  fl: 0
-|Stock-Level| sc: 9375  lt: 0  fl: 0
+|New-Order| sc: 133498  lt: 0  fl: 1360
+|Payment| sc: 133473  lt: 0  fl: 0
+|Order-Status| sc: 13348  lt: 0  fl: 450
+|Delivery| sc: 13348  lt: 0  fl: 0
+|Stock-Level| sc: 13347  lt: 0  fl: 0
 in 720 sec.
 <Constraint Check> (all must be [OK])
 [transaction percentage]
@@ -24,129 +24,113 @@ in 720 sec.
    Order-Status: 100.0  [OK]
    Delivery: 100.0  [OK]
    Stock-Level: 100.0  [OK]
-   New-Order Total: 93779
-   Payment Total: 93759
-   Order-Status Total: 9376
-   Delivery Total: 9375
-   Stock-Level Total: 9375
+   New-Order Total: 133498
+   Payment Total: 133473
+   Order-Status Total: 13348
+   Delivery Total: 13348
+   Stock-Level Total: 13347
 
 
 <RT Histogram>
 
 1.New-Order
 
-0.001,  20973
-0.002,  71372
-0.003,   1306
-0.004,     15
+0.001,  83231
+0.002,  49784
+0.003,     36
+0.004,      4
 0.005,      2
 
 2.Payment
 
-0.001,  90277
-0.002,   3307
-0.003,     11
-0.004,      3
+0.001, 133281
+0.002,    184
+0.003,      2
 
 3.Order-Status
 
-0.013,     24
-0.014,    108
-0.015,    189
-0.016,    207
-0.017,    201
-0.018,    207
-0.019,    221
-0.020,    198
-0.021,    187
-0.022,    163
-0.023,    175
-0.024,    259
-0.025,    298
-0.026,    300
-0.027,    239
-0.028,    207
-0.029,    165
-0.030,    142
-0.031,    135
-0.032,    205
-0.033,    303
-0.034,    270
-0.035,    272
-0.036,    170
-0.037,    138
-0.038,    156
-0.039,    175
-0.040,    193
-0.041,    207
-0.042,    211
-0.043,    264
-0.044,    304
-0.045,    265
-0.046,    224
-0.047,    172
-0.048,    176
-0.049,    172
-0.050,    207
-0.051,    238
-0.052,    269
-0.053,    219
-0.054,    242
-0.055,    156
-0.056,    134
-0.057,     94
-0.058,     88
-0.059,     75
-0.060,     49
-0.061,     13
-0.062,      4
-0.063,      1
-0.064,      1
-0.076,      1
-0.080,      1
-0.117,      1
-0.127,      1
-0.150,      1
-0.158,      1
-0.172,      1
-0.176,      1
+0.012,     31
+0.013,    265
+0.014,    332
+0.015,    307
+0.016,    296
+0.017,    284
+0.018,    303
+0.019,    415
+0.020,    386
+0.021,    382
+0.022,    252
+0.023,    228
+0.024,    264
+0.025,    249
+0.026,    268
+0.027,    253
+0.028,    246
+0.029,    277
+0.030,    253
+0.031,    237
+0.032,    289
+0.033,    172
+0.034,    192
+0.035,    268
+0.036,    266
+0.037,    276
+0.038,    243
+0.039,    223
+0.040,    216
+0.041,    225
+0.042,    248
+0.043,    193
+0.044,    174
+0.045,    307
+0.046,    305
+0.047,    246
+0.048,    213
+0.049,    267
+0.050,    197
+0.051,    182
+0.052,    207
+0.053,     84
+0.054,     42
+0.055,     54
+0.056,    102
+0.057,    156
+0.058,    165
+0.059,    199
+0.060,    195
+0.061,    173
+0.062,    141
+0.063,    102
+0.064,     56
+0.065,     29
+0.066,      8
+0.067,      6
+0.068,      2
+0.069,      3
+0.075,      1
+0.078,      1
 
 4.Delivery
 
-0.011,    117
-0.012,    483
-0.013,    659
-0.014,    704
-0.015,    790
-0.016,    911
-0.017,    969
-0.018,    974
-0.019,    895
-0.020,    927
-0.021,    782
-0.022,    542
-0.023,    362
-0.024,    209
-0.025,     45
-0.026,      1
-0.027,      3
+0.001,  11129
+0.002,      1
 
 5.Stock-Level
 
-0.001,   1815
-0.002,   3454
-0.003,   3646
-0.004,    377
-0.005,     28
+0.001,   5697
+0.002,   4669
+0.003,    494
+0.004,      8
+0.005,      1
 
 <90th Percentile RT (MaxRT)>
-   New-Order : 0.002  (0.004)
-     Payment : 0.001  (0.025)
-Order-Status : 0.053  (0.175)
-    Delivery : 0.022  (0.027)
- Stock-Level : 0.003  (0.019)
+   New-Order : 0.002  (0.005)
+     Payment : 0.001  (0.003)
+Order-Status : 0.057  (0.088)
+    Delivery : 0.001  (0.001)
+ Stock-Level : 0.002  (0.006)
 <TpmC>
-7815 tpmC
+11125 Tpmc
 ```
 
 ## Explain