Closed JinheLin closed 1 month ago
| id | estRows | estCost | actRows | task | access object | execution info | operator info | memory | disk | | ImportInto_2 | 0.00 | 0.00 | 0 | root | | time:1h30m32.7s, loops:1 | N/A | N/A | N/A | | └─TableReader_61 | 173360660.79 | 62.32 | 1135116119 | root | | time:52.9s, loops:1136170, cop_task: {num: 66355, max: 0s, min: 0s, avg: 0s, p95: 0s, copr_cache_hit_ratio: 0.00} | MppVersion: 2, data:ExchangeSender_60 | 60.0 MB | N/A | | └─ExchangeSender_60 | 173360660.79 | 2303821113274.59 | 1135116119 | mpp[tiflash] | | tiflash_task:{time:1h18m6.9s, loops:66354, threads:64} | ExchangeType: PassThrough | N/A | N/A | | └─Projection_12 | 173360660.79 | 2303821113274.59 | 1135116119 | mpp[tiflash] | | tiflash_task:{time:3m35.2s, loops:66354, threads:64} | zh.day_bill_dy_yf.plan_no, zh.all_plan_tmp_test123.loan_no, zh.all_plan_tmp_test123.term_no, zh.all_plan_tmp_test123.start_date, zh.all_plan_tmp_test123.end_date, zh.all_plan_tmp_test123.clear_date, zh.all_plan_tmp_test123.grace_date, zh.all_plan_tmp_test123.grace_end_date, zh.all_plan_tmp_test123.billing_date, zh.all_plan_tmp_test123.status, zh.all_plan_tmp_test123.prin_amt, zh.all_plan_tmp_test123.due_intr_amt, zh.all_plan_tmp_test123.due_fee_amt, zh.all_plan_tmp_test123.prin_bal, zh.all_plan_tmp_test123.intr_bal, zh.all_plan_tmp_test123.prin_penal_bal, zh.all_plan_tmp_test123.intr_penal_bal, zh.all_plan_tmp_test123.fee_bal, zh.all_plan_tmp_test123.fee_penal_bal, zh.all_plan_tmp_test123.other_fee_bal, zh.all_plan_tmp_test123.prin_paid, zh.all_plan_tmp_test123.intr_paid, zh.all_plan_tmp_test123.prin_penal_paid, zh.all_plan_tmp_test123.intr_penal_paid, zh.all_plan_tmp_test123.fee_paid, zh.all_plan_tmp_test123.fee_penal_paid, zh.all_plan_tmp_test123.other_fee_paid, zh.all_plan_tmp_test123.prin_fund_amt, zh.all_plan_tmp_test123.intr_fund_amt, zh.all_plan_tmp_test123.prin_penal_fund_amt, zh.all_plan_tmp_test123.intr_penal_fund_amt, zh.all_plan_tmp_test123.fee_fund_amt, zh.all_plan_tmp_test123.fee_penal_fund_amt, zh.all_plan_tmp_test123.other_fee_fund_amt, zh.all_plan_tmp_test123.rmt_intr_amt, zh.all_plan_tmp_test123.prin_penal_rmt, zh.all_plan_tmp_test123.intr_penal_rmt, zh.all_plan_tmp_test123.fee_rmt, zh.all_plan_tmp_test123.fee_penal_rmt, zh.all_plan_tmp_test123.other_fee_rmt, zh.all_plan_tmp_test123.data_date | N/A | N/A | | └─Projection_59 | 173360660.79 | 2303816848602.34 | 1135116119 | mpp[tiflash] | | tiflash_task:{time:3m35.2s, loops:66354, threads:64} | zh.all_plan_tmp_test123.loan_no, zh.all_plan_tmp_test123.term_no, zh.all_plan_tmp_test123.start_date, zh.all_plan_tmp_test123.end_date, zh.all_plan_tmp_test123.clear_date, zh.all_plan_tmp_test123.grace_date, zh.all_plan_tmp_test123.grace_end_date, zh.all_plan_tmp_test123.prin_amt, zh.all_plan_tmp_test123.due_intr_amt, zh.all_plan_tmp_test123.due_fee_amt, zh.all_plan_tmp_test123.prin_bal, zh.all_plan_tmp_test123.intr_bal, zh.all_plan_tmp_test123.prin_penal_bal, zh.all_plan_tmp_test123.intr_penal_bal, zh.all_plan_tmp_test123.fee_bal, zh.all_plan_tmp_test123.fee_penal_bal, zh.all_plan_tmp_test123.other_fee_bal, zh.all_plan_tmp_test123.prin_paid, zh.all_plan_tmp_test123.intr_paid, zh.all_plan_tmp_test123.prin_penal_paid, zh.all_plan_tmp_test123.intr_penal_paid, zh.all_plan_tmp_test123.fee_paid, zh.all_plan_tmp_test123.fee_penal_paid, zh.all_plan_tmp_test123.other_fee_paid, zh.all_plan_tmp_test123.prin_fund_amt, zh.all_plan_tmp_test123.intr_fund_amt, zh.all_plan_tmp_test123.prin_penal_fund_amt, zh.all_plan_tmp_test123.intr_penal_fund_amt, zh.all_plan_tmp_test123.fee_fund_amt, zh.all_plan_tmp_test123.fee_penal_fund_amt, zh.all_plan_tmp_test123.other_fee_fund_amt, zh.all_plan_tmp_test123.status, zh.all_plan_tmp_test123.rmt_intr_amt, zh.all_plan_tmp_test123.prin_penal_rmt, zh.all_plan_tmp_test123.intr_penal_rmt, zh.all_plan_tmp_test123.fee_rmt, zh.all_plan_tmp_test123.fee_penal_rmt, zh.all_plan_tmp_test123.data_date, zh.all_plan_tmp_test123.other_fee_rmt, zh.all_plan_tmp_test123.billing_date, zh.day_bill_dy_yf.plan_no | N/A | N/A | | └─HashJoin_56 | 173360660.79 | 2303812583930.08 | 1135116119 | mpp[tiflash] | | tiflash_task:{time:3m35.1s, loops:66354, threads:64} | inner join, equal:[eq(zh.day_bill_dy_yf.loan_no, zh.all_plan_tmp_test123.loan_no)], stream_count: 80 | N/A | N/A | | ├─ExchangeReceiver_35(Build) | 69937326.00 | 9730120354.37 | 69937326 | mpp[tiflash] | | tiflash_task:{time:2.45s, loops:6013, threads:64} | stream_count: 80 | N/A | N/A | | │ └─ExchangeSender_34 | 69937326.00 | 5080686921.89 | 69937326 | mpp[tiflash] | | tiflash_task:{time:3.05s, loops:1139, threads:64} | ExchangeType: HashPartition, Compression: FAST, Hash Cols: [name: zh.day_bill_dy_yf.loan_no, collate: utf8mb4_bin], stream_count: 80 | N/A | N/A | | │ └─Selection_33 | 69937326.00 | 5080686921.89 | 69937326 | mpp[tiflash] | | tiflash_task:{time:1.31s, loops:1139, threads:64} | eq(zh.day_bill_dy_yf.create_date, "20240425") | N/A | N/A | | │ └─TableFullScan_32 | 69937326.00 | 4912837339.49 | 69937326 | mpp[tiflash] | table:TDDB | tiflash_task:{time:1.28s, loops:1139, threads:64}, tiflash_scan:{mvcc_input_rows:0, mvcc_input_bytes:0, mvcc_output_rows:0, lm_skip_rows:0, local_regions:285, remote_regions:0, tot_learner_read:5ms, region_balance:{instance_num: 1, max/min: 285/285=1.000000}, delta_rows:0, delta_bytes:0, segments:79, stale_read_regions:0, tot_build_snapshot:0ms, tot_build_bitmap:0ms, tot_build_inputstream:574ms, min_local_stream:410ms, max_local_stream:1270ms, dtfile:{data_scanned_rows:69937388, data_skipped_rows:491662, mvcc_scanned_rows:0, mvcc_skipped_rows:0, lm_filter_scanned_rows:0, lm_filter_skipped_rows:0, tot_rs_index_check:3ms, tot_read:21817ms}} | pushed down filter:empty, keep order:false | N/A | N/A | | └─ExchangeReceiver_39(Probe) | 1326987564.00 | 2291769893194.50 | 2682716904 | mpp[tiflash] | | tiflash_task:{time:2m8.2s, loops:66354, threads:64} | | N/A | N/A | | └─ExchangeSender_38 | 1326987564.00 | 170195445746.94 | 2682716904 | mpp[tiflash] | | tiflash_task:{time:1h18m2.3s, loops:67239, threads:64} | ExchangeType: HashPartition, Compression: FAST, Hash Cols: [name: zh.all_plan_tmp_test123.loan_no, collate: utf8mb4_bin] | N/A | N/A | | └─Selection_37 | 1326987564.00 | 170195445746.94 | 2682716904 | mpp[tiflash] | | tiflash_task:{time:3m30.2s, loops:67239, threads:64} | eq(zh.all_plan_tmp_test123.data_flag, 9999-12-31 00:00:00.000000), not(isnull(zh.all_plan_tmp_test123.loan_no)) | N/A | N/A | | └─TableFullScan_36 | 1326987564.00 | 163825905439.74 | 2682716904 | mpp[tiflash] | table:TDRP | tiflash_task:{time:3m27.9s, loops:67239, threads:64}, tiflash_scan:{mvcc_input_rows:0, mvcc_input_bytes:0, mvcc_output_rows:0, lm_skip_rows:0, local_regions:10038, remote_regions:0, tot_learner_read:260ms, region_balance:{instance_num: 1, max/min: 10038/10038=1.000000}, delta_rows:0, delta_bytes:0, segments:4615, stale_read_regions:0, tot_build_snapshot:31ms, tot_build_bitmap:0ms, tot_build_inputstream:274757ms, min_local_stream:198690ms, max_local_stream:207490ms, dtfile:{data_scanned_rows:2683002207, data_skipped_rows:63557414, mvcc_scanned_rows:0, mvcc_skipped_rows:0, lm_filter_scanned_rows:0, lm_filter_skipped_rows:0, tot_rs_index_check:17268ms, tot_read:4645186ms}} | pushed down filter:empty, keep order:false | N/A | N/A |
The actual rows of table:TDRP is about 1.3 billion, but the query with FastScan returns more than 2.6 billion.
table:TDRP
It is because logical split will share DMFiles, but table scanning with FastScan enabled will not filter these duplicate rows out.
The actual rows of
table:TDRP
is about 1.3 billion, but the query with FastScan returns more than 2.6 billion.It is because logical split will share DMFiles, but table scanning with FastScan enabled will not filter these duplicate rows out.