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clickhouse/ch aliases can invoke clickhouse-client if connection parameters are specified

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This commit is contained in:
Alexey Milovidov
2025-06-08 06:03:28 +02:00
parent 95616d3bec
commit 7e477ab063
3 changed files with 46 additions and 0 deletions
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programs/main.cpp
+17
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@@ -283,6 +283,22 @@ int main(int argc_, char ** argv_)
}
}
/// If host/port arguments are passed to clickhouse/ch shortcuts,
/// interpret it as clickhouse-client invocation for usability.
if (main_func == printHelp && argv.size() >= 2)
{
for (size_t i = 1, num_args = argv.size(); i < num_args; ++i)
{
if ((i + 1 < num_args && argv[i] == std::string_view("--host")) || startsWith(argv[i], "--host=")
|| (i + 1 < num_args && argv[i] == std::string_view("--port")) || startsWith(argv[i], "--port=")
|| startsWith(argv[i], "-h"))
{
main_func = mainEntryClickHouseClient;
break;
}
}
}
/// Interpret binary without argument or with arguments starts with dash
/// ('-') as clickhouse-local for better usability:
///
@@ -295,6 +311,7 @@ int main(int argc_, char ** argv_)
///
std::error_code ec;
if (main_func == printHelp && !argv.empty()
&& (argv.size() < 2 || argv[1] != std::string_view("--help"))
&& (argv.size() == 1 || argv[1][0] == '-' || std::string_view(argv[1]).contains(' ')
|| std::filesystem::is_regular_file(std::filesystem::path{argv[1]}, ec)))
{