[feat](iceberg)Supports using rest type catalog to read tables in unity catalog

be/src/io/fs/file_system.cpp

@@ -25,58 +25,70 @@ namespace io {
 
 Status FileSystem::create_file(const Path& file, FileWriterPtr* writer,
                                const FileWriterOptions* opts) {
-    auto path = absolute_path(file);
+    Path path;
+    RETURN_IF_ERROR(absolute_path(file, path));
     FILESYSTEM_M(create_file_impl(path, writer, opts));
 }
 
 Status FileSystem::open_file(const Path& file, FileReaderSPtr* reader,
                              const FileReaderOptions* opts) {
-    auto path = absolute_path(file);
+    Path path;
+    RETURN_IF_ERROR(absolute_path(file, path));
     FILESYSTEM_M(open_file_impl(path, reader, opts));
 }
 
 Status FileSystem::create_directory(const Path& dir, bool failed_if_exists) {
-    auto path = absolute_path(dir);
+    Path path;
+    RETURN_IF_ERROR(absolute_path(dir, path));
     FILESYSTEM_M(create_directory_impl(path, failed_if_exists));
 }
 
 Status FileSystem::delete_file(const Path& file) {
-    auto path = absolute_path(file);
+    Path path;
+    RETURN_IF_ERROR(absolute_path(file, path));
     FILESYSTEM_M(delete_file_impl(path));
 }
 
 Status FileSystem::delete_directory(const Path& dir) {
-    auto path = absolute_path(dir);
+    Path path;
+    RETURN_IF_ERROR(absolute_path(dir, path));
     FILESYSTEM_M(delete_directory_impl(path));
 }
 
 Status FileSystem::batch_delete(const std::vector<Path>& files) {
     std::vector<Path> abs_files;
     for (auto& file : files) {
-        abs_files.push_back(absolute_path(file));
+        Path abs_file;
+        RETURN_IF_ERROR(absolute_path(file, abs_file));
+        abs_files.push_back(abs_file);
     }
     FILESYSTEM_M(batch_delete_impl(abs_files));
 }
 
 Status FileSystem::exists(const Path& path, bool* res) const {
-    auto fs_path = absolute_path(path);
+    Path fs_path;
+    RETURN_IF_ERROR(absolute_path(path, fs_path));
     FILESYSTEM_M(exists_impl(fs_path, res));
 }
 
 Status FileSystem::file_size(const Path& file, int64_t* file_size) const {
-    auto path = absolute_path(file);
+    Path path;
+    RETURN_IF_ERROR(absolute_path(file, path));
     FILESYSTEM_M(file_size_impl(path, file_size));
 }
 
 Status FileSystem::list(const Path& dir, bool only_file, std::vector<FileInfo>* files,
                         bool* exists) {
-    auto path = absolute_path(dir);
+    Path path;
+    RETURN_IF_ERROR(absolute_path(dir, path));
     FILESYSTEM_M(list_impl(path, only_file, files, exists));
 }
 
 Status FileSystem::rename(const Path& orig_name, const Path& new_name) {
-    auto orig_path = absolute_path(orig_name);
-    auto new_path = absolute_path(new_name);
+    Path orig_path;
+    RETURN_IF_ERROR(absolute_path(orig_name, orig_path));
+    Path new_path;
+    RETURN_IF_ERROR(absolute_path(new_name, new_path));
     FILESYSTEM_M(rename_impl(orig_path, new_path));
 }
 

be/src/io/fs/file_system.h

@@ -163,7 +163,7 @@ class FileSystem {
 
     // FIMXE(plat1ko): The implementation and semantics of this function are not completely
     // consistent, which is confused.
-    virtual Path absolute_path(const Path& path) const = 0;
+    virtual Status absolute_path(const Path& path, Path& abs_path) const = 0;
 
     FileSystem(std::string id, FileSystemType type) : _id(std::move(id)), _type(type) {}
 

be/src/io/fs/local_file_system.cpp

@@ -471,4 +471,54 @@ Status LocalFileSystem::permission_impl(const Path& file, std::filesystem::perms
     return Status::OK();
 }
 
+Status LocalFileSystem::convert_to_abs_path(const Path& input_path_str, Path& abs_path) {
+    // valid path include:
+    //   1. abc/def                         will return abc/def
+    //   2. /abc/def                        will return /abc/def
+    //   3. file:/abc/def                   will return /abc/def
+    //   4. file://<authority>/abc/def      will return /abc/def
+    std::string path_str = input_path_str;
+    size_t slash = path_str.find('/');
+    if (slash == 0) {
+        abs_path = input_path_str;
+        return Status::OK();
+    }
+
+    // Initialize scheme and authority
+    std::string scheme;
+    size_t start = 0;
+
+    // Parse URI scheme
+    size_t colon = path_str.find(':');
+    if (colon != std::string::npos && (slash == std::string::npos || colon < slash)) {
+        // Has a scheme
+        scheme = path_str.substr(0, colon);
+        if (scheme != "file") {
+            return Status::InternalError(
+                    "Only supports `file` type scheme, like 'file:///path', 'file:/path'.");
+        }
+        start = colon + 1;
+    }
+
+    // Parse URI authority, if any
+    if (path_str.compare(start, 2, "//") == 0 && path_str.length() - start > 2) {
+        // Has authority
+        // such as : path_str = "file://authority/abc/def"
+        // and now : start = 5
+        size_t next_slash = path_str.find('/', start + 2);
+        // now : next_slash = 16
+        if (next_slash == std::string::npos) {
+            return Status::InternalError(
+                    "This input string only has authority, but has no path information");
+        }
+        // We will skit authority
+        // now : start = 16
+        start = next_slash;
+    }
+
+    // URI path is the rest of the string
+    abs_path = path_str.substr(start);
+    return Status::OK();
+}
+
 } // namespace doris::io

be/src/io/fs/local_file_system.h

@@ -34,6 +34,8 @@ class LocalFileSystem final : public FileSystem {
 public:
     ~LocalFileSystem() override;
 
+    static Status convert_to_abs_path(const Path& path, Path& abs_path);
+
     /// hard link dest file to src file
     Status link_file(const Path& src, const Path& dest);
 
@@ -104,7 +106,9 @@ class LocalFileSystem final : public FileSystem {
 
     // `LocalFileSystem` always use absolute path as arguments
     // FIXME(plat1ko): Eliminate this method
-    Path absolute_path(const Path& path) const override { return path; }
+    Status absolute_path(const Path& path, Path& abs_path) const override {
+        return convert_to_abs_path(path, abs_path);
+    }
 
     friend const std::shared_ptr<LocalFileSystem>& global_local_filesystem();
 };

be/src/io/fs/remote_file_system.cpp

@@ -29,21 +29,25 @@
 namespace doris::io {
 
 Status RemoteFileSystem::upload(const Path& local_file, const Path& dest_file) {
-    auto dest_path = absolute_path(dest_file);
+    Path dest_path;
+    RETURN_IF_ERROR(absolute_path(dest_file, dest_path));
     FILESYSTEM_M(upload_impl(local_file, dest_path));
 }
 
 Status RemoteFileSystem::batch_upload(const std::vector<Path>& local_files,
                                       const std::vector<Path>& remote_files) {
     std::vector<Path> remote_paths;
     for (auto& path : remote_files) {
-        remote_paths.push_back(absolute_path(path));
+        Path abs_path;
+        RETURN_IF_ERROR(absolute_path(path, abs_path));
+        remote_paths.push_back(abs_path);
     }
     FILESYSTEM_M(batch_upload_impl(local_files, remote_paths));
 }
 
 Status RemoteFileSystem::download(const Path& remote_file, const Path& local) {
-    auto remote_path = absolute_path(remote_file);
+    Path remote_path;
+    RETURN_IF_ERROR(absolute_path(remote_file, remote_path));
     FILESYSTEM_M(download_impl(remote_path, local));
 }
 

be/src/io/fs/remote_file_system.h

@@ -64,11 +64,13 @@ class RemoteFileSystem : public FileSystem {
     virtual Status open_file_internal(const Path& file, FileReaderSPtr* reader,
                                       const FileReaderOptions& opts) = 0;
 
-    Path absolute_path(const Path& path) const override {
+    Status absolute_path(const Path& path, Path& abs_path) const override {
         if (path.is_absolute()) {
-            return path;
+            abs_path = path;
+        } else {
+            abs_path = _root_path / path;
         }
-        return _root_path / path;
+        return Status::OK();
     }
 
     Path _root_path;

be/src/io/fs/s3_file_system.h

@@ -113,16 +113,17 @@ class S3FileSystem final : public RemoteFileSystem {
                              const std::vector<Path>& remote_files) override;
     Status download_impl(const Path& remote_file, const Path& local_file) override;
 
-    Path absolute_path(const Path& path) const override {
+    Status absolute_path(const Path& path, Path& abs_path) const override {
         if (path.string().find("://") != std::string::npos) {
             // the path is with schema, which means this is a full path like:
             // s3://bucket/path/to/file.txt
             // so no need to concat with prefix
-            return path;
+            abs_path = path;
         } else {
             // path with no schema
-            return _root_path / path;
+            abs_path = _root_path / path;
         }
+        return Status::OK();
     }
 
 private:

be/src/vec/exec/format/parquet/schema_desc.cpp

@@ -137,6 +137,9 @@ Status FieldDescriptor::parse_from_thrift(const std::vector<tparquet::SchemaElem
             return Status::InvalidArgument("Duplicated field name: {}", _fields[i].name);
         }
         _name_to_field.emplace(_fields[i].name, &_fields[i]);
+        if (_fields[i].field_id != -1) {
+            _field_id_name_mapping.emplace(_fields[i].field_id, _fields[i].name);
+        }
     }
 
     if (_next_schema_pos != t_schemas.size()) {
@@ -147,6 +150,14 @@ Status FieldDescriptor::parse_from_thrift(const std::vector<tparquet::SchemaElem
     return Status::OK();
 }
 
+const doris::Slice FieldDescriptor::get_column_name_from_field_id(int32_t id) const {
+    auto const it = _field_id_name_mapping.find(id);
+    if (it == _field_id_name_mapping.end()) {
+        return {};
+    }
+    return {it->second.data()};
+}
+
 Status FieldDescriptor::parse_node_field(const std::vector<tparquet::SchemaElement>& t_schemas,
                                          size_t curr_pos, FieldSchema* node_field) {
     if (curr_pos >= t_schemas.size()) {
@@ -172,6 +183,7 @@ Status FieldDescriptor::parse_node_field(const std::vector<tparquet::SchemaEleme
         node_field->type.add_sub_type(child->type);
         node_field->is_nullable = false;
         _next_schema_pos = curr_pos + 1;
+        node_field->field_id = t_schema.__isset.field_id ? t_schema.field_id : -1;
     } else {
         bool is_optional = is_optional_node(t_schema);
         if (is_optional) {
@@ -194,6 +206,7 @@ void FieldDescriptor::parse_physical_field(const tparquet::SchemaElement& physic
     auto type = get_doris_type(physical_schema);
     physical_field->type = type.first;
     physical_field->is_type_compatibility = type.second;
+    physical_field->field_id = physical_schema.__isset.field_id ? physical_schema.field_id : -1;
 }
 
 std::pair<TypeDescriptor, bool> FieldDescriptor::get_doris_type(
@@ -465,6 +478,7 @@ Status FieldDescriptor::parse_group_field(const std::vector<tparquet::SchemaElem
         group_field->type.type = TYPE_ARRAY;
         group_field->type.add_sub_type(struct_field->type);
         group_field->is_nullable = false;
+        group_field->field_id = group_schema.__isset.field_id ? group_schema.field_id : -1;
     } else {
         RETURN_IF_ERROR(parse_struct_field(t_schemas, curr_pos, group_field));
     }
@@ -533,6 +547,7 @@ Status FieldDescriptor::parse_list_field(const std::vector<tparquet::SchemaEleme
     list_field->type.type = TYPE_ARRAY;
     list_field->type.add_sub_type(list_field->children[0].type);
     list_field->is_nullable = is_optional;
+    list_field->field_id = first_level.__isset.field_id ? first_level.field_id : -1;
 
     return Status::OK();
 }
@@ -597,6 +612,7 @@ Status FieldDescriptor::parse_map_field(const std::vector<tparquet::SchemaElemen
     map_field->type.add_sub_type(map_kv_field->type.children[0]);
     map_field->type.add_sub_type(map_kv_field->type.children[1]);
     map_field->is_nullable = is_optional;
+    map_field->field_id = map_schema.__isset.field_id ? map_schema.field_id : -1;
 
     return Status::OK();
 }
@@ -619,6 +635,7 @@ Status FieldDescriptor::parse_struct_field(const std::vector<tparquet::SchemaEle
     struct_field->name = to_lower(struct_schema.name);
     struct_field->is_nullable = is_optional;
     struct_field->type.type = TYPE_STRUCT;
+    struct_field->field_id = struct_schema.__isset.field_id ? struct_schema.field_id : -1;
     for (int i = 0; i < num_children; ++i) {
         struct_field->type.add_sub_type(struct_field->children[i].type,
                                         struct_field->children[i].name);

be/src/vec/exec/format/parquet/schema_desc.h

@@ -28,6 +28,7 @@
 
 #include "common/status.h"
 #include "runtime/types.h"
+#include "util/slice.h"
 
 namespace doris::vectorized {
 
@@ -56,6 +57,8 @@ struct FieldSchema {
     ~FieldSchema() = default;
     FieldSchema(const FieldSchema& fieldSchema) = default;
     std::string debug_string() const;
+
+    int32_t field_id;
 };
 
 class FieldDescriptor {
@@ -68,6 +71,7 @@ class FieldDescriptor {
     std::unordered_map<std::string, const FieldSchema*> _name_to_field;
     // Used in from_thrift, marking the next schema position that should be parsed
     size_t _next_schema_pos;
+    std::unordered_map<int, std::string> _field_id_name_mapping;
 
     void parse_physical_field(const tparquet::SchemaElement& physical_schema, bool is_nullable,
                               FieldSchema* physical_field);
@@ -128,6 +132,10 @@ class FieldDescriptor {
     std::string debug_string() const;
 
     int32_t size() const { return _fields.size(); }
+
+    bool has_parquet_field_id() const { return _field_id_name_mapping.size() > 0; }
+
+    const doris::Slice get_column_name_from_field_id(int32_t id) const;
 };
 
 } // namespace doris::vectorized

be/src/vec/exec/format/parquet/vparquet_reader.cpp

@@ -253,10 +253,8 @@ Status ParquetReader::_open_file() {
     return Status::OK();
 }
 
-// Get iceberg col id to col name map stored in parquet metadata key values.
-// This is for iceberg schema evolution.
-std::vector<tparquet::KeyValue> ParquetReader::get_metadata_key_values() {
-    return _t_metadata->key_value_metadata;
+const FieldDescriptor ParquetReader::get_file_metadata_schema() {
+    return _file_metadata->schema();
 }
 
 Status ParquetReader::open() {

be/src/vec/exec/format/parquet/vparquet_reader.h

@@ -148,7 +148,7 @@ class ParquetReader : public GenericReader {
                     partition_columns,
             const std::unordered_map<std::string, VExprContextSPtr>& missing_columns) override;
 
-    std::vector<tparquet::KeyValue> get_metadata_key_values();
+    const FieldDescriptor get_file_metadata_schema();
     void set_table_to_file_col_map(std::unordered_map<std::string, std::string>& map) {
         _table_col_to_file_col = map;
     }