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Merge pull request #41932 from ClickHouse/replicated-database-fix-2

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Move all queries for MV creation to the end of queue during recovering
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Alexander Tokmakov 2022-09-29 21:05:47 +03:00 committed by GitHub
commit 105b210126
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1 changed files with 15 additions and 1 deletions
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16
src/Databases/DatabaseReplicated.cpp
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@ -30,6 +30,8 @@
#include <Common/Macros.h>
#include <base/chrono_io.h>
#include <utility>
namespace DB
{
namespace ErrorCodes
@ -862,7 +864,19 @@ void DatabaseReplicated::recoverLostReplica(const ZooKeeperPtr & current_zookeep
for (const auto & id : dropped_tables)
DatabaseCatalog::instance().waitTableFinallyDropped(id);
for (const auto & name_and_meta : table_name_to_metadata)
/// FIXME: Use proper dependency calculation instead of just moving MV to the end
using NameToMetadata = std::pair<String, String>;
std::vector<NameToMetadata> table_name_to_metadata_sorted;
table_name_to_metadata_sorted.reserve(table_name_to_metadata.size());
std::move(table_name_to_metadata.begin(), table_name_to_metadata.end(), std::back_inserter(table_name_to_metadata_sorted));
std::sort(table_name_to_metadata_sorted.begin(), table_name_to_metadata_sorted.end(), [](const NameToMetadata & lhs, const NameToMetadata & rhs) -> bool
{
const bool is_materialized_view_lhs = lhs.second.find("MATERIALIZED VIEW") != std::string::npos;
const bool is_materialized_view_rhs = rhs.second.find("MATERIALIZED VIEW") != std::string::npos;
return is_materialized_view_lhs < is_materialized_view_rhs;
});
for (const auto & name_and_meta : table_name_to_metadata_sorted)
{
if (isTableExist(name_and_meta.first, getContext()))
{