database.hpp

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#pragma once
 
/// @file userver/storages/postgres/database.hpp
/// @brief @copybrief storages::postgres::Database
 
#include <vector>
 
#include <userver/storages/postgres/database_fwd.hpp>
#include <userver/storages/postgres/dsn.hpp>
#include <userver/storages/postgres/options.hpp>
#include <userver/storages/postgres/postgres_fwd.hpp>
 
USERVER_NAMESPACE_BEGIN
 
namespace components {
 
class Postgres;
 
}  // namespace components
 
namespace storages::postgres {
 
/// Object for accessing PostgreSQL database instance (sharded or not)
class Database {
public:
    /// Cluster accessor for default shard number
    ClusterPtr GetCluster() const;
 
    /// Cluster accessor for specific shard number
    ClusterPtr GetClusterForShard(size_t shard) const;
 
    /// Get total shard count
    size_t GetShardCount() const { return clusters_.size(); }
 
    void UpdateClusterDescription(const std::vector<DsnList>&);
 
private:
    friend class components::Postgres;
    std::vector<storages::postgres::ClusterPtr> clusters_;
};
class Database {…};
 
}  // namespace storages::postgres
 
USERVER_NAMESPACE_END