For debug purpose

@return the string representation of the plan node and its children */

@return the string representation of the plan node and its children */

@return the string representation of the expression node and its children */

@return the string representation of the expression node and its children */

@return the string representation of the plan node and its children */

@return the string representation of the expression node and its children */

@return the string representation of the expression node and its children */

@return string representation of this schema */

Tokenize a query, returning the raw tokens together with their locations. */

* Construct a new TopNCheckExecutor instance. * @param exec_ctx The executor context * @param plan The TopN plan to be executed * @param child_exec

* Construct a new TopNExecutor instance. * @param exec_ctx The executor context * @param plan The TopN plan to be executed */

* Construct a new TopNPerGroupExecutor instance. * @param exec_ctx The executor context * @param plan The TopNPerGroup plan to be executed */

* Construct a new TopNPerGroupPlanNode instance. * @param output The output schema of this TopNPerGroup plan node * @param child The child plan

* Construct a new TopNPlanNode instance. * @param output The output schema of this TopN plan node * @param child The child plan node * @param

Create a new trie with the given root.

Create a TrieNode with no children.

Create a trie node with no children and a value.

TODO(Amadou): It does not look like nulls are supported. Add a null bitmap? * constructor for creating a new tuple based on input value */

Default constructor (to create a dummy tuple)

* Debug info */

* Return the size in bytes of the type. * @param type type whose size is to be determined * @return size in bytes */

* Release the lock held on a row by the transaction. * * This method should abort the transaction and throw a * TransactionAbortException under cer

* Release the lock held on a table by the transaction. * * This method should abort the transaction and throw a * TransactionAbortException under c

* Construct a new UpdateExecutor instance. * @param exec_ctx The executor context * @param plan The update plan to be executed * @param child_execu

* Construct a new UpdatePlanNode instance. * @param child The child plan to obtain tuple from * @param table_oid The identifier of the table tha

* @brief Update the tuple and its undo link in the table heap atomically. */

* Update a tuple in place. Should NOT be used in project 3. Implement your project 3 update executor as delete and * insert. You will need to use thi

* Update a tuple. */

* Update the meta of a tuple. * @param meta new tuple meta * @param rid the rid of the inserted tuple */

@return uppercase version of the string */

@return The value of the iterator */

* @brief Helper method to get the value associated with input "index"(a.k.a array * offset) * * @param index The index of the value to get. * @ret

* Construct a new ValuesExecutor instance. * @param exec_ctx The executor context * @param plan The values plan to be executed */

* Construct a new ValuesPlanNode instance. * @param output The output schema of this values plan node * @param values The values produced by thi

* VerifyIntegrity * * Verify the following invariants: * (1) All LD <= GD. * (2) Each bucket has precisely 2^(GD - LD) pointers pointing to it. *

@brief Verify if a txn satisfies serializability. We will not test this function and you can change / remove it as * you want. */

Acquire the page write latch. */

Release the page write latch. */

* Construct a new WindowFunctionExecutor instance. * @param exec_ctx The executor context * @param plan The window aggregation plan to be executed

* Construct a new WindowFunctionPlanNode. * @param output_schema The output format of this plan node * @param child The child plan to aggregate

Writes a std::string that is optionally quoted + escaped so it can be used as an identifier */

* Write a page to the database file. * @param page_id id of the page * @param page_data raw page data */

* @brief A wrapper around `CheckedWritePage` that unwraps the inner value if it exists. * * If `CheckedWritePage` returns a `std::nullopt`, **this f

* @brief The only constructor for an RAII `WritePageGuard` that creates a valid guard. * * Note that only the buffer pool manager is allowed to call

* @brief The default constructor for a `WritePageGuard`. * * Note that we do not EVER want use a guard that has only been default constructed. T