@brief Get the first undo log of a table heap tuple. */

* @brief Collects the undo logs sufficient to reconstruct the tuple w.r.t. the txn. * * @param rid The RID of the tuple. * @param base_meta The met

* Get the type of this value */

* Initialize the TablePage header. */

* Is this type coercable from the other type */

* Helper methods to get/set page type * Page type enum class is defined in b_plus_tree_page.h */

* Create a new table and return its metadata. * @param txn The transaction in which the table is being created * @param table_name The name of t

@return the children of this plan node */

@return the page id of this page */

* @brief Helper function for fetching tombstones of a page. * @return The last `NumTombs` keys with pending deletes in this page in order of recency

* @brief Generates a new undo log as the transaction tries to modify this tuple at the first time. * * @param schema The schema of the table. * @pa

@brief Returns the dense_bucket_ data structure. */

* Helper method to get min page size * Generally, min page size == max page size / 2 * But whether you will take ceil() or floor() depends on your i

Prints a brief usage string and exits, optionally with an error message. Args: message: The optional error message.

r"""FullName after removing the local path to the repository. If we have a real absolute path name here we can try to do something smart: det

* Shut down the disk manager and close all the file resources. */

* @brief Acquires an optional write-locked guard over a page of data. The user can specify an `AccessType` if needed. * * If it is not possible to b

File extension - text following the final period, includes that period.

@return The left plan node of the hash join */

@return The right plan node of the hash join */

* @brief Acquires an optional read-locked guard over a page of data. The user can specify an `AccessType` if needed. * * If it is not possible to br

@brief Returns overflow bucket of a specific given index. */

@return The type of the plan node */

* @brief Gets the next node by following the link at `level`. * * @param level index to the link. * @return std::shared_ptr<SkipNode> the next node

* Set the local depth of the bucket at bucket_idx to local_depth * * @param bucket_idx bucket index to update * @param local_depth new local depth

* Debug */

@return A string representation for debugging */

@return a string representation of this column */

* Begins a new transaction. * @param isolation_level an optional isolation level of the transaction. * @return an initialized transaction */

* Create a copy of this value */

* Create a copy of this value */

@brief Checks whether the container is empty. */

* @brief Generate the updated undo log to replace the old one, whereas the tuple is already modified by this txn once. * * @param schema The schema

@return The index key schema */

* Helper methods to set/get next page id */

Return the most recent non-blank line and its line number. Args: clean_lines: A CleansedLines instance containing the file contents. linenu

@return the temporary timestamp of this transaction */

helper function to insert

Updates the global list of line error-suppressions. Parses any NOLINT comments on the current line, updating the global error_suppressions store.

* Updates the directory index using a bucket index and page_id * * @param bucket_idx directory index at which to insert page_id * @param bucket_pag

Removes //-comments and single-line C-style /* */ comments. Args: line: A line of C++ source. Returns: The line with single-line comment

* Create a copy of this value */

* Create a copy of this value */

* @brief Manually drops a valid `ReadPageGuard`'s data. If this guard is invalid, this function does nothing. * * ### Implementation * * Make sure

* @brief Erases the key from the skip list. * * @param key key to erase. * @return bool true if the element got erased, false otherwise. */

Make Windows paths like Unix.

* FOR TEST ONLY. Generate test tables in this BusTub instance. * It's used in the shell to predefine some tables, as we don't support * create / dro

* FOR TEST ONLY. Generate test tables in this BusTub instance. * It's used in the shell to predefine some tables, as we don't support * create / dro

@return the page ID of the next table page */

@return number of tuples in this page */

@return column's offset in the tuple */

@return The output schema for the TopN */

@return The predicate to test tuples against; tuples should only be returned if they evaluate to true */