Remove explicit schema for time_bucket

`public` schema may not exist or the user may be installing the
extension to a different schema other than public, so like the
rest of our public API functions it should be left implicit rather
than assume `public`.

sql/time_bucket.sql

@@ -1,70 +1,68 @@
--- time_bucket returns the left edge of the bucket where ts falls into. 
+-- time_bucket returns the left edge of the bucket where ts falls into.
 -- Buckets span an interval of time equal to the bucket_width and are aligned with the epoch.
-CREATE OR REPLACE FUNCTION public.time_bucket(bucket_width INTERVAL, ts TIMESTAMP) RETURNS TIMESTAMP
+CREATE OR REPLACE FUNCTION time_bucket(bucket_width INTERVAL, ts TIMESTAMP) RETURNS TIMESTAMP
 	AS '$libdir/timescaledb', 'timestamp_bucket' LANGUAGE C IMMUTABLE PARALLEL SAFE;
 
 -- bucketing of timestamptz happens at UTC time
-CREATE OR REPLACE FUNCTION public.time_bucket(bucket_width INTERVAL, ts TIMESTAMPTZ) RETURNS TIMESTAMPTZ
+CREATE OR REPLACE FUNCTION time_bucket(bucket_width INTERVAL, ts TIMESTAMPTZ) RETURNS TIMESTAMPTZ
 	AS '$libdir/timescaledb', 'timestamptz_bucket' LANGUAGE C IMMUTABLE PARALLEL SAFE;
 
 --bucketing on date should not do any timezone conversion
-CREATE OR REPLACE FUNCTION public.time_bucket(bucket_width INTERVAL, ts DATE) RETURNS DATE
+CREATE OR REPLACE FUNCTION time_bucket(bucket_width INTERVAL, ts DATE) RETURNS DATE
 	AS '$libdir/timescaledb', 'date_bucket' LANGUAGE C IMMUTABLE PARALLEL SAFE;
 
 -- If an interval is given as the third argument, the bucket alignment is offset by the interval.
-CREATE OR REPLACE FUNCTION public.time_bucket(bucket_width INTERVAL, ts TIMESTAMP, "offset" INTERVAL)
+CREATE OR REPLACE FUNCTION time_bucket(bucket_width INTERVAL, ts TIMESTAMP, "offset" INTERVAL)
     RETURNS TIMESTAMP LANGUAGE SQL IMMUTABLE PARALLEL SAFE AS
 $BODY$
-    SELECT public.time_bucket(bucket_width, ts-"offset")+"offset";
+    SELECT time_bucket(bucket_width, ts-"offset")+"offset";
 $BODY$;
 
-CREATE OR REPLACE FUNCTION public.time_bucket(bucket_width INTERVAL, ts TIMESTAMPTZ, "offset" INTERVAL)
+CREATE OR REPLACE FUNCTION time_bucket(bucket_width INTERVAL, ts TIMESTAMPTZ, "offset" INTERVAL)
     RETURNS TIMESTAMPTZ LANGUAGE SQL IMMUTABLE PARALLEL SAFE AS
 $BODY$
-    SELECT public.time_bucket(bucket_width, ts-"offset")+"offset";
+    SELECT time_bucket(bucket_width, ts-"offset")+"offset";
 $BODY$;
 
-CREATE OR REPLACE FUNCTION public.time_bucket(bucket_width INTERVAL, ts DATE, "offset" INTERVAL)
+CREATE OR REPLACE FUNCTION time_bucket(bucket_width INTERVAL, ts DATE, "offset" INTERVAL)
     RETURNS DATE LANGUAGE SQL IMMUTABLE PARALLEL SAFE AS
 $BODY$
-    SELECT (public.time_bucket(bucket_width, ts-"offset")+"offset")::date;
+    SELECT (time_bucket(bucket_width, ts-"offset")+"offset")::date;
 $BODY$;
 
 
-CREATE OR REPLACE FUNCTION public.time_bucket(bucket_width BIGINT, ts BIGINT)
+CREATE OR REPLACE FUNCTION time_bucket(bucket_width BIGINT, ts BIGINT)
     RETURNS BIGINT LANGUAGE SQL IMMUTABLE PARALLEL SAFE AS
 $BODY$
     SELECT (ts / bucket_width)*bucket_width;
 $BODY$;
 
-CREATE OR REPLACE FUNCTION public.time_bucket(bucket_width INT, ts INT)
+CREATE OR REPLACE FUNCTION time_bucket(bucket_width INT, ts INT)
     RETURNS INT LANGUAGE SQL IMMUTABLE PARALLEL SAFE AS
 $BODY$
     SELECT (ts / bucket_width)*bucket_width;
 $BODY$;
 
-CREATE OR REPLACE FUNCTION public.time_bucket(bucket_width SMALLINT, ts SMALLINT)
+CREATE OR REPLACE FUNCTION time_bucket(bucket_width SMALLINT, ts SMALLINT)
     RETURNS SMALLINT LANGUAGE SQL IMMUTABLE PARALLEL SAFE AS
 $BODY$
     SELECT (ts / bucket_width)*bucket_width;
 $BODY$;
 
-CREATE OR REPLACE FUNCTION public.time_bucket(bucket_width BIGINT, ts BIGINT, "offset" BIGINT)
+CREATE OR REPLACE FUNCTION time_bucket(bucket_width BIGINT, ts BIGINT, "offset" BIGINT)
     RETURNS BIGINT LANGUAGE SQL IMMUTABLE PARALLEL SAFE AS
 $BODY$
     SELECT (((ts-"offset") / bucket_width)*bucket_width)+"offset";
 $BODY$;
 
-CREATE OR REPLACE FUNCTION public.time_bucket(bucket_width INT, ts INT, "offset" INT)
+CREATE OR REPLACE FUNCTION time_bucket(bucket_width INT, ts INT, "offset" INT)
     RETURNS INT LANGUAGE SQL IMMUTABLE PARALLEL SAFE AS
 $BODY$
     SELECT (((ts-"offset") / bucket_width)*bucket_width)+"offset";
 $BODY$;
 
-CREATE OR REPLACE FUNCTION public.time_bucket(bucket_width SMALLINT, ts SMALLINT, "offset" SMALLINT)
+CREATE OR REPLACE FUNCTION time_bucket(bucket_width SMALLINT, ts SMALLINT, "offset" SMALLINT)
     RETURNS SMALLINT LANGUAGE SQL IMMUTABLE PARALLEL SAFE AS
 $BODY$
     SELECT (((ts-"offset") / bucket_width)*bucket_width)+"offset";
 $BODY$;
-
-

sql/updates/pre-0.5.0--0.6.0-dev.sql

@@ -0,0 +1,12 @@
+DROP FUNCTION public.time_bucket(INTERVAL, TIMESTAMP);
+DROP FUNCTION public.time_bucket(INTERVAL, TIMESTAMPTZ);
+DROP FUNCTION public.time_bucket(INTERVAL, DATE);
+DROP FUNCTION public.time_bucket(INTERVAL, TIMESTAMP, INTERVAL);
+DROP FUNCTION public.time_bucket(INTERVAL, TIMESTAMPTZ, INTERVAL);
+DROP FUNCTION public.time_bucket(INTERVAL, DATE, INTERVAL);
+DROP FUNCTION public.time_bucket(BIGINT, BIGINT);
+DROP FUNCTION public.time_bucket(INT, INT);
+DROP FUNCTION public.time_bucket(SMALLINT, SMALLINT);
+DROP FUNCTION public.time_bucket(BIGINT, BIGINT, BIGINT);
+DROP FUNCTION public.time_bucket(INT, INT, INT);
+DROP FUNCTION public.time_bucket(SMALLINT, SMALLINT, SMALLINT);