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FLASH-554 cop check range should be based on region range #270

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merged 7 commits into from
Oct 10, 2019
Merged

FLASH-554 cop check range should be based on region range #270

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9d2d607
only return execute summaies if requested
windtalker Sep 30, 2019
3013882
Merge branch 'cop' of https://github.com/pingcap/tics into test
windtalker Oct 8, 2019
23313c0
Merge branch 'cop' of https://github.com/pingcap/tics into test
windtalker Oct 10, 2019
806cecb
cop check range should be based on region range
windtalker Oct 10, 2019
f2b3d09
address comments
windtalker Oct 10, 2019
47b8bda
add tests
windtalker Oct 10, 2019
a7ed686
minor improve
windtalker Oct 10, 2019
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25 changes: 20 additions & 5 deletions dbms/src/Debug/dbgFuncCoprocessor.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -41,7 +41,8 @@ std::tuple<TableID, DAGSchema, tipb::DAGRequest> compileQuery(
Context & context, const String & query, SchemaFetcher schema_fetcher, Timestamp start_ts,
Int64 tz_offset, const String & tz_name);
tipb::SelectResponse executeDAGRequest(
Context & context, const tipb::DAGRequest & dag_request, RegionID region_id, UInt64 region_version, UInt64 region_conf_version);
Context & context, const tipb::DAGRequest & dag_request, RegionID region_id, UInt64 region_version,
UInt64 region_conf_version, std::vector<std::pair<DecodedTiKVKey, DecodedTiKVKey>> & key_ranges);
BlockInputStreamPtr outputDAGResponse(Context & context, const DAGSchema & schema, const tipb::SelectResponse & dag_response);

BlockInputStreamPtr dbgFuncDAG(Context & context, const ASTs & args)
Expand Down Expand Up @@ -86,7 +87,14 @@ BlockInputStreamPtr dbgFuncDAG(Context & context, const ASTs & args)
if (!region)
throw Exception("No such region", ErrorCodes::BAD_ARGUMENTS);
}
tipb::SelectResponse dag_response = executeDAGRequest(context, dag_request, region->id(), region->version(), region->confVer());

auto handle_range = region->getHandleRangeByTable(table_id);
std::vector<std::pair<DecodedTiKVKey, DecodedTiKVKey>> key_ranges;
DecodedTiKVKey start_key = RecordKVFormat::genRawKey(table_id, handle_range.first.handle_id);
DecodedTiKVKey end_key = RecordKVFormat::genRawKey(table_id, handle_range.second.handle_id);
key_ranges.emplace_back(std::make_pair(std::move(start_key), std::move(end_key)));
tipb::SelectResponse dag_response = executeDAGRequest(context, dag_request, region->id(), region->version(),
region->confVer(), key_ranges);

return outputDAGResponse(context, schema, dag_response);
}
Expand Down Expand Up @@ -119,7 +127,13 @@ BlockInputStreamPtr dbgFuncMockDAG(Context & context, const ASTs & args)
std::ignore = table_id;

RegionPtr region = context.getTMTContext().getKVStore()->getRegion(region_id);
tipb::SelectResponse dag_response = executeDAGRequest(context, dag_request, region_id, region->version(), region->confVer());
auto handle_range = region->getHandleRangeByTable(table_id);
std::vector<std::pair<DecodedTiKVKey, DecodedTiKVKey>> key_ranges;
DecodedTiKVKey start_key = RecordKVFormat::genRawKey(table_id, handle_range.first.handle_id);
DecodedTiKVKey end_key = RecordKVFormat::genRawKey(table_id, handle_range.second.handle_id);
key_ranges.emplace_back(std::make_pair(std::move(start_key), std::move(end_key)));
tipb::SelectResponse dag_response = executeDAGRequest(context, dag_request, region_id, region->version(),
region->confVer(), key_ranges);

return outputDAGResponse(context, schema, dag_response);
}
Expand Down Expand Up @@ -562,13 +576,14 @@ std::tuple<TableID, DAGSchema, tipb::DAGRequest> compileQuery(
}

tipb::SelectResponse executeDAGRequest(
Context & context, const tipb::DAGRequest & dag_request, RegionID region_id, UInt64 region_version, UInt64 region_conf_version)
Context & context, const tipb::DAGRequest & dag_request, RegionID region_id, UInt64 region_version,
UInt64 region_conf_version, std::vector<std::pair<DecodedTiKVKey, DecodedTiKVKey>> & key_ranges)
{
static Logger * log = &Logger::get("MockDAG");
LOG_DEBUG(log, __PRETTY_FUNCTION__ << ": Handling DAG request: " << dag_request.DebugString());
context.setSetting("dag_planner", "optree");
tipb::SelectResponse dag_response;
DAGDriver driver(context, dag_request, region_id, region_version, region_conf_version, {}, dag_response, true);
DAGDriver driver(context, dag_request, region_id, region_version, region_conf_version, std::move(key_ranges), dag_response, true);
driver.execute();
LOG_DEBUG(log, __PRETTY_FUNCTION__ << ": Handle DAG request done");
return dag_response;
Expand Down
2 changes: 1 addition & 1 deletion dbms/src/Flash/Coprocessor/InterpreterDAG.cpp
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Expand Up @@ -83,7 +83,7 @@ bool isAllValueCoveredByRanges(std::vector<HandleRange<HandleType>> & ranges, co
break;
}
}
if (!covered)
if (!covered && region_range.second > region_range.first)
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return false;
}
return true;
Expand Down
24 changes: 24 additions & 0 deletions tests/mutable-test/txn_dag/key_range.test
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Original file line number Diff line number Diff line change
@@ -0,0 +1,24 @@
# Preparation.
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=> DBGInvoke __enable_schema_sync_service('true')

=> DBGInvoke __drop_tidb_table(default, test_uint)
=> drop table if exists default.test_uint

=> DBGInvoke __set_flush_threshold(1000000, 1000000)

# Data.
=> DBGInvoke __mock_tidb_table(default, test_uint, 'col_1 String, col_2 UInt64','col_2')
=> DBGInvoke __refresh_schemas()
=> DBGInvoke __put_region(4, 0, 100, default, test_uint)
=> DBGInvoke __raft_insert_row(default, test_uint, 4, 88, 'test1')
=> DBGInvoke __raft_insert_row(default, test_uint, 4, 99, 'test2')

=> DBGInvoke dag('select * from default.test_uint where col_2 >= 66')
┌─col_1─┬─col_2─┐
│ test1 │ 88 │
│ test2 │ 99 │
└───────┴───────┘

# Clean up.
=> DBGInvoke __drop_tidb_table(default, test_uint)
=> drop table if exists default.test_uint