-- Upsert user comment ban data from RDS to Snowflake
-- This query inserts new records and updates existing ones based on ID and partition

merge into {user_comment_ban_table_name} as target
using 
(
    select 
        $1:id as id,
        $1:reason as reason,
        $1:created_at as created_at,
        $1:updated_at as updated_at,
        $1:expires_at as expires_at,
        $1:banned_user_id as banned_user_id,
        $1:target_user_id as target_user_id,
        date(to_timestamp(created_at)) as p_date,
        hour(to_timestamp(created_at)) as p_hour
    from {stage_path} (file_format => 'BASIC_PARQUET_LOADER', pattern => ('.*.parquet'))
) as source
on (target.id = source.id and target.p_date = source.p_date and target.p_hour = source.p_hour)
when matched then
    update set 
        target.reason = source.reason,
        target.created_at = source.created_at,
        target.updated_at = source.updated_at,
        target.expires_at = source.expires_at,
        target.banned_user_id = source.banned_user_id,
        target.target_user_id = source.target_user_id,
        target.p_date = source.p_date,
        target.p_hour = source.p_hour
when not matched then
    insert (id, reason, created_at, updated_at, expires_at, banned_user_id, target_user_id, p_date, p_hour)
    values (source.id, source.reason, source.created_at, source.updated_at, source.expires_at, source.banned_user_id, source.target_user_id, source.p_date, source.p_hour);

