userver: storages::clickhouse::io Namespace Reference
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storages::clickhouse::io Namespace Reference

Detailed Description

uClickHouse input-output.

Namespace containing classes and functions for defining datatype input-output and specifying mapping between C++ and ClickHouse types.

Namespaces

namespace  columns
 uClickHouse columns.
 

Classes

class  ColumnsMapper
 
struct  CppToClickhouse
 
class  RowsMapper
 

Typedefs

using DateTime64Milli
 StrongTypedef for serializing system_clock::time_point to DateTime64(3) format when used as a query argument.
 
using DateTime64Micro
 StrongTypedef for serializing system_clock::time_point to DateTime64(6) format when used as a query argument.
 
using DateTime64Nano
 StrongTypedef for serializing system_clock::time_point to DateTime64(9) format when used as a query argument.
 

Typedef Documentation

◆ DateTime64Micro

Initial value:
columns::DateTime64ColumnMicro::Tag, std::chrono::system_clock::time_point>

StrongTypedef for serializing system_clock::time_point to DateTime64(6) format when used as a query argument.

Definition at line 20 of file typedefs.hpp.

◆ DateTime64Milli

Initial value:
columns::DateTime64ColumnMilli::Tag, std::chrono::system_clock::time_point>

StrongTypedef for serializing system_clock::time_point to DateTime64(3) format when used as a query argument.

Definition at line 15 of file typedefs.hpp.

◆ DateTime64Nano

Initial value:
columns::DateTime64ColumnNano::Tag, std::chrono::system_clock::time_point>

StrongTypedef for serializing system_clock::time_point to DateTime64(9) format when used as a query argument.

Definition at line 25 of file typedefs.hpp.