remove the sql coode

src/db.c

@@ -16,53 +16,5 @@
 ************************************************************/
 #include <stdio.h>
 #include <time.h>
-#include "sqlite3.h"
 #include "planner.h"
 
-extern struct llist;
-
-// Initialize a new Database if there no one.
-void init_db(sqlite3 *db) {
-    const char *sql_LinkedList =
-        "CREATE TABLE LinkedList ("
-        "id INTEGER PRIMARY KEY AUTOINCREMENT,"
-        "data TEXT;)";
-
-    // Checks the SQL answer and if it's not ok prints the error code
-    char *errmsg = NULL;
-    if (sqlite3_exec(db, sql_LinkedList, NULL, NULL, &errmsg) != SQLITE_OK) {
-        fprintf(stderr, "Error in creation Table: %s\n", errmsg);
-        sqlite3_free(errmsg);
-    }
-}
-
-// Save a single node of the linkedlist in the database
-// node needs to be replaced with the correct name and pointer
-void save_node_to_db(sqlite3 *db, Node *node) {
-
-    char* errmsg = NULL;
-    sqlite3_stmt *stmt;
-    const char* sql = "INSERT INTO LinkedList (id, data) VALUES (?, ?);";
-    if (sqlite3_prepare_v2(db, sql, -1, &stmt, NULL) != SQLITE_OK) {
-        fprintf(stderr, "Failed to prepare statement: %s\n", sqlite3_errmsg(db));
-    } else {
-        sqlite3_bind_int(stmt, 1, node->id); // ? -> node->id
-        sqlite3_bind_text(stmt, 2, node->data, -1, SQLITE_STATIC); // ? -> node->data
-        if (sqlite3_step(stmt) != SQLITE_DONE) {
-            fprintf(stderr, "Execution failed: %s\n", sqlite3_errmsg(db));
-        } else {
-            printf("Node with ID %d saved.\n", node->id);
-        }
-    }
-    sqlite3_finalize(stmt);
-}
-
-// save a whole linkedlist in the database
-// node needs to be replaced with the correct name and pointer
-void save_linked_list_to_db(sqlite3* db, Node* head) {
-    Node* current = head;
-    while (current != NULL) {
-        save_node_to_db(db, current);
-        current = current->next;
-    }
-}

src/db.h

@@ -5,6 +5,3 @@
 
 #endif
 
-extern void init_db(sqlite3 *db);
-extern void save_node_to_db(sqlite3 *db, Node *node);
-extern void save_linked_list_to_db(sqlite3* db, Node* head);