Struct safina_db::kv_store::Store

pub struct Store {
    pub data: Vec<KV>,
}

Represents the in-memory key-value store.

Fields

data: Vec<KV>

Implementations

impl Store

pub fn new() -> Self

Creates a new, empty Store.

Returns

A new instance of Store.

pub fn insert(&mut self, key: &str, value: &str) -> Result<(), String>

Inserts a key-value pair into the store. and save the new data into file

Arguments

• key - The key to insert.
• value - The value to associate with the key.

Returns

• Ok(()) if the insertion is successful.
• Err(&str) if the key already exists.

pub fn get(&mut self, key: &str) -> Result<&mut KV, &str>

Retrieves a mutable reference to the key-value pair associated with the given key.

Arguments

• key - The key to search for.

Returns

• Ok(&mut KV) if the key is found.
• Err(&str) if the key is not found.

pub fn update(&mut self, key: &str, value: &str) -> Result<(), String>

Updates the value associated with the given key. and save the new data into file

Arguments

• key - The key to update.
• value - The new value to associate with the key.

Returns

• Ok(()) if the update is successful.
• Err(String) if the key is not found.

pub fn delete(&mut self, key: &str)

Deletes the key-value pair associated with the given key.

Arguments

• key - The key to delete.

Trait Implementations

impl Debug for Store

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.