Method analyzeTableFunction

src/Analyzers/QueryAnalyzer.cpp:722–752

}

ScopePtr QueryAnalyzerVisitor::analyzeTableFunction(ASTFunction & table_function, const QualifiedName & column_prefix)
{
    // execute table function
    StoragePtr storage = context->getQueryContext()->executeTableFunction(table_function.ptr());
    StorageID storage_id = storage->getStorageID();
    analysis.storage_results[&table_function]
        = StorageAnalysis{.database = storage_id.getDatabaseName(), .table = storage_id.getTableName(), .storage = storage};

    // get columns information
    auto storage_metadata = storage->getInMemoryMetadataPtr();
    const auto & columns_description = storage_metadata->getColumns();
    FieldDescriptions field_descriptions;

    for (const auto & column : columns_description.getAllPhysical())
    {
        field_descriptions.emplace_back(
            column.name,
            column.type,
            column_prefix,
            storage,
            storage_metadata,
            &table_function,
            column.name,
            field_descriptions.size(),
            true);
    }

    const auto * table_function_scope = createScope(field_descriptions);
    analysis.setScope(table_function, table_function_scope);
    return table_function_scope;
}

ScopePtr QueryAnalyzerVisitor::analyzeJoin(
    ASTTableJoin & table_join,