Function createSchema

createSchema(db: SQLDatabase, schema: string): Promise<void>
Creates the database schema in the specified shard
Parameters
- db: SQLDatabase
  The database instance to create schema in
- schema: string
  The SQL schema definition to execute
Returns Promise<void>
Promise that resolves when schema creation is complete
Throws
If schema creation fails
Example
```
const userSchema = `
  CREATE TABLE users (
    id TEXT PRIMARY KEY,
    name TEXT NOT NULL,
    email TEXT UNIQUE
  );
`;
await createSchema(env.DB_NEW_SHARD, userSchema);
```
- Defined in src/router.ts:1408