diff --git a/schema/sdss5db/boss_drp/functions/specobjid.sql b/schema/sdss5db/boss_drp/functions/specobjid.sql
new file mode 100644
index 00000000..85d2b15c
--- /dev/null
+++ b/schema/sdss5db/boss_drp/functions/specobjid.sql
@@ -0,0 +1,140 @@
+-- Drop the temporary table if it exists
+DROP FUNCTION IF EXISTS boss_drp.BuildSpecObjid;
+DROP FUNCTION IF EXISTS boss_drp.EncodeTag;
+DROP FUNCTION IF EXISTS boss_drp.UnwrapSpecObjID;
+
+-- Create or replace the EncodeTag function
+CREATE OR REPLACE FUNCTION boss_drp.EncodeTag(run2d VARCHAR, apred VARCHAR)
+RETURNS VARCHAR(6) AS $$
+DECLARE
+    tag VARCHAR;
+    part1 INT;
+    part2 INT;
+    part3 INT;
+BEGIN
+    -- Set the tag based on the values of run2d and apred
+    IF run2d IS NOT NULL THEN
+        tag := run2d;
+    ELSIF apred IS NOT NULL THEN
+        tag := apred;
+    ELSE
+        RETURN '000000';
+    END IF;
+
+    -- Check if 'v' is in tag and process accordingly
+    IF POSITION('v' IN tag) > 0 THEN
+        tag := REPLACE(tag, 'v', '');
+        part1 := COALESCE(NULLIF(SPLIT_PART(tag, '_', 1), ''), '0')::INT;
+        part2 := COALESCE(NULLIF(SPLIT_PART(tag, '_', 2), ''), '0')::INT;
+        part3 := COALESCE(NULLIF(SPLIT_PART(tag, '_', 3), ''), '0')::INT;
+        RETURN CONCAT(TO_CHAR(part1, 'fm00'), TO_CHAR(part2, 'fm00'), TO_CHAR(part3, 'fm00'));
+    ELSIF POSITION('.' IN tag) > 0 THEN
+        part1 := COALESCE(NULLIF(SPLIT_PART(tag, '.', 1), ''), '0')::INT;
+        part2 := COALESCE(NULLIF(SPLIT_PART(tag, '.', 2), ''), '0')::INT;
+        part3 := COALESCE(NULLIF(SPLIT_PART(tag, '.', 3), ''), '0')::INT;
+        RETURN CONCAT(TO_CHAR(part1, 'fm00'), TO_CHAR(part2, 'fm00'), TO_CHAR(part3, 'fm00'));
+    ELSIF POSITION('DR' IN tag) > 0 THEN
+        tag := REPLACE(tag, 'DR', '');
+        RETURN TO_CHAR(CAST(tag AS INT), 'fm000000');
+    ELSE
+        RETURN TO_CHAR(CAST(tag AS INT), 'fm000000');
+    END IF;
+END;
+$$ LANGUAGE plpgsql;
+
+-- Create or replace the BuildSpecObjid function
+CREATE OR REPLACE FUNCTION boss_drp.BuildSpecObjid(sdssid BIGINT, field INT, mjd INT, specobjid NUMERIC(29), coadd VARCHAR, tag VARCHAR)
+RETURNS numeric(29) AS $$
+DECLARE
+    SpecObjID_new VARCHAR;  -- Size specifier added for VARCHAR return type
+BEGIN
+    -- Test if specobjid is already defined
+    IF specobjid is NOT NULL THEN
+        return specobjid;
+    END IF;
+
+    IF sdssid = -999 THEN
+        return NULL;
+    END IF;
+    
+    -- Map coadd values to corresponding codes
+    coadd := LOWER(coadd);
+    coadd := CASE
+        WHEN coadd = 'daily' THEN '00'
+        WHEN coadd = 'epoch' THEN '01'
+        WHEN coadd = 'allepoch' THEN '02'
+        WHEN coadd = 'spiders' THEN '02'
+        WHEN coadd = 'allvisit' THEN '10'
+        WHEN coadd = 'allstar' THEN '11'
+        ELSE '99'  -- Default case if none of the above matches
+    END;
+
+    -- Construct the SpecObjID by concatenating the parameters
+    SpecObjID_new := CONCAT(CAST(sdssid AS VARCHAR), TO_CHAR(field, 'fm0000000'), CAST(mjd AS VARCHAR), coadd, tag);
+    RETURN cast(SpecObjID_new as numeric(29));
+END;$$ LANGUAGE plpgsql;
+
+
+-- Create or replace the UnwrapSpecObjID function
+CREATE OR REPLACE FUNCTION boss_drp.UnwrapSpecObjID(SID numeric(29))
+RETURNS TABLE (sdssid BIGINT, field INT, mjd INT, coadd VARCHAR, tag VARCHAR, inst VARCHAR) AS $$
+DECLARE
+    luid INT;
+BEGIN
+    IF LENGTH(CAST(SID AS TEXT)) > 20 THEN
+        RETURN QUERY SELECT -999, -999, -999, '', '', 'BOSS';
+        RETURN;
+    END IF;
+
+    -- Extract parts of the SID
+    luid := LENGTH(SID::TEXT);
+    tag := SUBSTRING(SID::TEXT FROM luid - 6 + 1);
+    CASE tag
+        WHEN '000017' THEN tag := 'DR17';
+        WHEN '000103' THEN tag := '103';
+        WHEN '000104' THEN tag := '104';
+        WHEN '000026' THEN tag := '26';
+        ELSE
+            tag := CONCAT_WS('.',
+                            CAST(CAST(SUBSTRING(tag::TEXT FROM 1 FOR 2) AS INT) AS VARCHAR),
+                            CAST(CAST(SUBSTRING(tag::TEXT FROM 3 FOR 2) AS INT) AS VARCHAR),
+                            CAST(CAST(SUBSTRING(tag::TEXT FROM 5 FOR 2) AS INT) AS VARCHAR));
+    END CASE;
+
+    coadd := SUBSTRING(SID::TEXT FROM luid - 8 + 1 FOR 2);
+    mjd := CAST(SUBSTRING(SID::TEXT FROM luid - 13 + 1 FOR 5) AS INT);
+    field := CAST(SUBSTRING(SID::TEXT FROM luid - 20 + 1 FOR 7) AS INT);
+    sdssid := CAST(SUBSTRING(SID::TEXT FROM 1 FOR luid - 20) AS BIGINT);
+
+    CASE coadd
+        WHEN '00' THEN coadd := 'daily';
+        WHEN '01' THEN coadd := 'epoch';
+        WHEN '02' THEN coadd := 'allepoch';
+        -- WHEN '02' THEN coadd := 'spiders';  -- Commented out since it conflicts with 'allepoch'
+        WHEN '10' THEN coadd := 'allvisit';
+        WHEN '11' THEN coadd := 'allstar';
+        ELSE coadd := 'undefined';  -- Default case if none of the above matches
+    END CASE;
+
+    IF coadd IN ('allvisit', 'allstar') THEN
+        inst := 'apogee';
+    ELSIF coadd IN ('daily', 'epoch', 'allepoch', 'spiders') THEN
+        inst := 'boss';
+        tag := REPLACE(tag, '.', '_');
+        IF POSITION('_' IN tag) > 0 THEN
+            tag := CONCAT('v', tag);
+        ELSE
+            inst := 'sdss';
+        END IF;
+    ELSE
+        inst := 'unknown';
+    END IF;
+
+    RETURN QUERY SELECT sdssid, field, mjd, coadd, tag, inst;
+END;
+$$ LANGUAGE plpgsql;
+
+/*
+UPDATE boss_spectrum
+  SET specobjid = boss_drp.BuildSpecObjid(sdssid, field, mjd, specobjid, coadd, boss_drp.EncodeTag(run2d, apred));
+*/
diff --git a/schema/sdss5db/boss_drp/functions/update_specprimary.sql b/schema/sdss5db/boss_drp/functions/update_specprimary.sql
new file mode 100644
index 00000000..813f6477
--- /dev/null
+++ b/schema/sdss5db/boss_drp/functions/update_specprimary.sql
@@ -0,0 +1,103 @@
+CREATE OR REPLACE FUNCTION boss_drp.update_specprimary(
+    run2d TEXT,
+    is_epoch BOOLEAN,
+    custom_name TEXT DEFAULT NULL,
+    sdss_id_list BIGINT[] DEFAULT NULL,
+    is_custom BOOLEAN DEFAULT FALSE
+)
+RETURNS VOID AS $$
+DECLARE
+    version_id INTEGER;
+BEGIN
+    -- Log the start of the function
+    RAISE NOTICE 'Starting update_specprimary with run2d=%, is_epoch=%, custom_name=%, is_custom=%', run2d, is_epoch, custom_name, is_custom;
+
+    -- Find the version_id
+    SELECT id INTO version_id
+    FROM boss_drp.boss_version
+    WHERE run2d = run2d
+    AND is_epoch = is_epoch
+    AND (NOT is_custom OR (custom_name IS NOT NULL AND name = custom_name));
+
+    IF version_id IS NULL THEN
+        RAISE EXCEPTION 'No version found with run2d=%, is_epoch=%, custom_name=%, is_custom=%', run2d, is_epoch, custom_name, is_custom;
+    END IF;
+
+    -- Start transaction
+    BEGIN
+        -- Check and add temp_zw_primtest and temp_score columns if they don't exist
+        IF NOT EXISTS (SELECT 1 FROM information_schema.columns WHERE table_name = 'boss_spectrum' AND column_name = 'temp_zw_primtest') THEN
+            RAISE NOTICE 'Adding temp_zw_primtest column to boss_drp.boss_spectrum';
+            EXECUTE 'ALTER TABLE boss_drp.boss_spectrum ADD COLUMN temp_zw_primtest INTEGER';
+        END IF;
+
+        IF NOT EXISTS (SELECT 1 FROM information_schema.columns WHERE table_name = 'boss_spectrum' AND column_name = 'temp_score') THEN
+            RAISE NOTICE 'Adding temp_score column to boss_drp.boss_spectrum';
+            EXECUTE 'ALTER TABLE boss_drp.boss_spectrum ADD COLUMN temp_score DOUBLE PRECISION';
+        END IF;
+
+        -- Update temp_zw_primtest column based on conditions
+        RAISE NOTICE 'Updating temp_zw_primtest column based on conditions';
+        UPDATE boss_drp.boss_spectrum
+        SET temp_zw_primtest = CASE
+            WHEN OBJTYPE LIKE 'GALAXY%' THEN ZWARNING_NOQSO
+            ELSE ZWARNING
+        END
+        WHERE boss_version_id = version_id
+        AND (sdss_id_list IS NULL OR SDSS_ID = ANY(sdss_id_list));
+
+        -- Update temp_score column based on conditions
+        RAISE NOTICE 'Updating temp_score column based on conditions';
+        UPDATE boss_drp.boss_spectrum
+        SET temp_score = (
+            (4 * (CASE WHEN SN_MEDIAN > 0 THEN 1 ELSE 0 END)) +
+            (2 * (CASE WHEN FIELDQUALITY LIKE 'good%' THEN 1 ELSE 0 END)) +
+            (1 * (CASE WHEN temp_zw_primtest = 0 THEN 1 ELSE 0 END)) +
+            (CASE WHEN SN_MEDIAN > 0 THEN 1 ELSE 0 END)
+        ) / (SN_MEDIAN + 1)
+        WHERE boss_version_id = version_id
+        AND (sdss_id_list IS NULL OR SDSS_ID = ANY(sdss_id_list));
+
+        -- Create a CTE for ranking the scores
+        RAISE NOTICE 'Creating CTE for ranking the scores and using it to update SPECPRIMARY, SPECBOSS, and NSPECOBS columns';
+        WITH RankedScores AS (
+            SELECT *, ROW_NUMBER() OVER (PARTITION BY SDSS_ID ORDER BY temp_score DESC) AS rank
+            FROM boss_drp.boss_spectrum
+            WHERE boss_version_id = version_id
+            AND (sdss_id_list IS NULL OR SDSS_ID = ANY(sdss_id_list))
+        )
+        -- Update SPECPRIMARY, SPECBOSS, and NSPECOBS columns based on rankings
+        UPDATE boss_drp.boss_spectrum
+        SET SPECPRIMARY = CASE WHEN RS.rank = 1 THEN 1 ELSE 0 END,
+            SPECBOSS = CASE WHEN RS.rank = 1 THEN 1 ELSE 0 END,
+            NSPECOBS = CountPerID.nspectobs
+        FROM RankedScores RS
+        JOIN (
+            SELECT SDSS_ID, COUNT(*) AS nspectobs
+            FROM boss_drp.boss_spectrum
+            WHERE boss_version_id = version_id
+            AND (sdss_id_list IS NULL OR SDSS_ID = ANY(sdss_id_list))
+            GROUP BY SDSS_ID
+        ) CountPerID
+        ON boss_drp.boss_spectrum.SDSS_ID = CountPerID.SDSS_ID
+        WHERE boss_drp.boss_spectrum.id = RS.id;
+
+        -- Drop the temporary columns
+        RAISE NOTICE 'Dropping temporary columns temp_zw_primtest and temp_score';
+        EXECUTE 'ALTER TABLE boss_drp.boss_spectrum DROP COLUMN IF EXISTS temp_zw_primtest, DROP COLUMN IF EXISTS temp_score';
+    
+        -- Commit the transaction
+        COMMIT;
+        
+        -- Log the end of the function
+        RAISE NOTICE 'Completed update_specprimary function';
+
+    EXCEPTION
+        WHEN OTHERS THEN
+            -- Rollback the transaction in case of error
+            ROLLBACK;
+            RAISE;
+    END;
+
+END;
+$$ LANGUAGE plpgsql;