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diff --git a/contrib/cube/cube--1.2.sql b/contrib/cube/cube--1.2.sql
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+/* contrib/cube/cube--1.2.sql */
+
+-- complain if script is sourced in psql, rather than via CREATE EXTENSION
+\echo Use "CREATE EXTENSION cube" to load this file. \quit
+
+-- Create the user-defined type for N-dimensional boxes
+
+CREATE FUNCTION cube_in(cstring)
+RETURNS cube
+AS 'MODULE_PATHNAME'
+LANGUAGE C IMMUTABLE STRICT PARALLEL SAFE;
+
+CREATE FUNCTION cube(float8[], float8[]) RETURNS cube
+AS 'MODULE_PATHNAME', 'cube_a_f8_f8'
+LANGUAGE C IMMUTABLE STRICT PARALLEL SAFE;
+
+CREATE FUNCTION cube(float8[]) RETURNS cube
+AS 'MODULE_PATHNAME', 'cube_a_f8'
+LANGUAGE C IMMUTABLE STRICT PARALLEL SAFE;
+
+CREATE FUNCTION cube_out(cube)
+RETURNS cstring
+AS 'MODULE_PATHNAME'
+LANGUAGE C IMMUTABLE STRICT PARALLEL SAFE;
+
+CREATE TYPE cube (
+	INTERNALLENGTH = variable,
+	INPUT = cube_in,
+	OUTPUT = cube_out,
+	ALIGNMENT = double
+);
+
+COMMENT ON TYPE cube IS 'multi-dimensional cube ''(FLOAT-1, FLOAT-2, ..., FLOAT-N), (FLOAT-1, FLOAT-2, ..., FLOAT-N)''';
+
+--
+-- External C-functions for R-tree methods
+--
+
+-- Comparison methods
+
+CREATE FUNCTION cube_eq(cube, cube)
+RETURNS bool
+AS 'MODULE_PATHNAME'
+LANGUAGE C IMMUTABLE STRICT PARALLEL SAFE;
+
+COMMENT ON FUNCTION cube_eq(cube, cube) IS 'same as';
+
+CREATE FUNCTION cube_ne(cube, cube)
+RETURNS bool
+AS 'MODULE_PATHNAME'
+LANGUAGE C IMMUTABLE STRICT PARALLEL SAFE;
+
+COMMENT ON FUNCTION cube_ne(cube, cube) IS 'different';
+
+CREATE FUNCTION cube_lt(cube, cube)
+RETURNS bool
+AS 'MODULE_PATHNAME'
+LANGUAGE C IMMUTABLE STRICT PARALLEL SAFE;
+
+COMMENT ON FUNCTION cube_lt(cube, cube) IS 'lower than';
+
+CREATE FUNCTION cube_gt(cube, cube)
+RETURNS bool
+AS 'MODULE_PATHNAME'
+LANGUAGE C IMMUTABLE STRICT PARALLEL SAFE;
+
+COMMENT ON FUNCTION cube_gt(cube, cube) IS 'greater than';
+
+CREATE FUNCTION cube_le(cube, cube)
+RETURNS bool
+AS 'MODULE_PATHNAME'
+LANGUAGE C IMMUTABLE STRICT PARALLEL SAFE;
+
+COMMENT ON FUNCTION cube_le(cube, cube) IS 'lower than or equal to';
+
+CREATE FUNCTION cube_ge(cube, cube)
+RETURNS bool
+AS 'MODULE_PATHNAME'
+LANGUAGE C IMMUTABLE STRICT PARALLEL SAFE;
+
+COMMENT ON FUNCTION cube_ge(cube, cube) IS 'greater than or equal to';
+
+CREATE FUNCTION cube_cmp(cube, cube)
+RETURNS int4
+AS 'MODULE_PATHNAME'
+LANGUAGE C IMMUTABLE STRICT PARALLEL SAFE;
+
+COMMENT ON FUNCTION cube_cmp(cube, cube) IS 'btree comparison function';
+
+CREATE FUNCTION cube_contains(cube, cube)
+RETURNS bool
+AS 'MODULE_PATHNAME'
+LANGUAGE C IMMUTABLE STRICT PARALLEL SAFE;
+
+COMMENT ON FUNCTION cube_contains(cube, cube) IS 'contains';
+
+CREATE FUNCTION cube_contained(cube, cube)
+RETURNS bool
+AS 'MODULE_PATHNAME'
+LANGUAGE C IMMUTABLE STRICT PARALLEL SAFE;
+
+COMMENT ON FUNCTION cube_contained(cube, cube) IS 'contained in';
+
+CREATE FUNCTION cube_overlap(cube, cube)
+RETURNS bool
+AS 'MODULE_PATHNAME'
+LANGUAGE C IMMUTABLE STRICT PARALLEL SAFE;
+
+COMMENT ON FUNCTION cube_overlap(cube, cube) IS 'overlaps';
+
+-- support routines for indexing
+
+CREATE FUNCTION cube_union(cube, cube)
+RETURNS cube
+AS 'MODULE_PATHNAME'
+LANGUAGE C IMMUTABLE STRICT PARALLEL SAFE;
+
+CREATE FUNCTION cube_inter(cube, cube)
+RETURNS cube
+AS 'MODULE_PATHNAME'
+LANGUAGE C IMMUTABLE STRICT PARALLEL SAFE;
+
+CREATE FUNCTION cube_size(cube)
+RETURNS float8
+AS 'MODULE_PATHNAME'
+LANGUAGE C IMMUTABLE STRICT PARALLEL SAFE;
+
+
+-- Misc N-dimensional functions
+
+CREATE FUNCTION cube_subset(cube, int4[])
+RETURNS cube
+AS 'MODULE_PATHNAME'
+LANGUAGE C IMMUTABLE STRICT PARALLEL SAFE;
+
+-- proximity routines
+
+CREATE FUNCTION cube_distance(cube, cube)
+RETURNS float8
+AS 'MODULE_PATHNAME'
+LANGUAGE C IMMUTABLE STRICT PARALLEL SAFE;
+
+CREATE FUNCTION distance_chebyshev(cube, cube)
+RETURNS float8
+AS 'MODULE_PATHNAME'
+LANGUAGE C IMMUTABLE STRICT PARALLEL SAFE;
+
+CREATE FUNCTION distance_taxicab(cube, cube)
+RETURNS float8
+AS 'MODULE_PATHNAME'
+LANGUAGE C IMMUTABLE STRICT PARALLEL SAFE;
+
+-- Extracting elements functions
+
+CREATE FUNCTION cube_dim(cube)
+RETURNS int4
+AS 'MODULE_PATHNAME'
+LANGUAGE C IMMUTABLE STRICT PARALLEL SAFE;
+
+CREATE FUNCTION cube_ll_coord(cube, int4)
+RETURNS float8
+AS 'MODULE_PATHNAME'
+LANGUAGE C IMMUTABLE STRICT PARALLEL SAFE;
+
+CREATE FUNCTION cube_ur_coord(cube, int4)
+RETURNS float8
+AS 'MODULE_PATHNAME'
+LANGUAGE C IMMUTABLE STRICT PARALLEL SAFE;
+
+CREATE FUNCTION cube_coord(cube, int4)
+RETURNS float8
+AS 'MODULE_PATHNAME'
+LANGUAGE C IMMUTABLE STRICT PARALLEL SAFE;
+
+CREATE FUNCTION cube_coord_llur(cube, int4)
+RETURNS float8
+AS 'MODULE_PATHNAME'
+LANGUAGE C IMMUTABLE STRICT PARALLEL SAFE;
+
+CREATE FUNCTION cube(float8) RETURNS cube
+AS 'MODULE_PATHNAME', 'cube_f8'
+LANGUAGE C IMMUTABLE STRICT PARALLEL SAFE;
+
+CREATE FUNCTION cube(float8, float8) RETURNS cube
+AS 'MODULE_PATHNAME', 'cube_f8_f8'
+LANGUAGE C IMMUTABLE STRICT PARALLEL SAFE;
+
+CREATE FUNCTION cube(cube, float8) RETURNS cube
+AS 'MODULE_PATHNAME', 'cube_c_f8'
+LANGUAGE C IMMUTABLE STRICT PARALLEL SAFE;
+
+CREATE FUNCTION cube(cube, float8, float8) RETURNS cube
+AS 'MODULE_PATHNAME', 'cube_c_f8_f8'
+LANGUAGE C IMMUTABLE STRICT PARALLEL SAFE;
+
+-- Test if cube is also a point
+
+CREATE FUNCTION cube_is_point(cube)
+RETURNS bool
+AS 'MODULE_PATHNAME'
+LANGUAGE C IMMUTABLE STRICT PARALLEL SAFE;
+
+-- Increasing the size of a cube by a radius in at least n dimensions
+
+CREATE FUNCTION cube_enlarge(cube, float8, int4)
+RETURNS cube
+AS 'MODULE_PATHNAME'
+LANGUAGE C IMMUTABLE STRICT PARALLEL SAFE;
+
+--
+-- OPERATORS
+--
+
+CREATE OPERATOR < (
+	LEFTARG = cube, RIGHTARG = cube, PROCEDURE = cube_lt,
+	COMMUTATOR = '>', NEGATOR = '>=',
+	RESTRICT = scalarltsel, JOIN = scalarltjoinsel
+);
+
+CREATE OPERATOR > (
+	LEFTARG = cube, RIGHTARG = cube, PROCEDURE = cube_gt,
+	COMMUTATOR = '<', NEGATOR = '<=',
+	RESTRICT = scalargtsel, JOIN = scalargtjoinsel
+);
+
+CREATE OPERATOR <= (
+	LEFTARG = cube, RIGHTARG = cube, PROCEDURE = cube_le,
+	COMMUTATOR = '>=', NEGATOR = '>',
+	RESTRICT = scalarltsel, JOIN = scalarltjoinsel
+);
+
+CREATE OPERATOR >= (
+	LEFTARG = cube, RIGHTARG = cube, PROCEDURE = cube_ge,
+	COMMUTATOR = '<=', NEGATOR = '<',
+	RESTRICT = scalargtsel, JOIN = scalargtjoinsel
+);
+
+CREATE OPERATOR && (
+	LEFTARG = cube, RIGHTARG = cube, PROCEDURE = cube_overlap,
+	COMMUTATOR = '&&',
+	RESTRICT = areasel, JOIN = areajoinsel
+);
+
+CREATE OPERATOR = (
+	LEFTARG = cube, RIGHTARG = cube, PROCEDURE = cube_eq,
+	COMMUTATOR = '=', NEGATOR = '<>',
+	RESTRICT = eqsel, JOIN = eqjoinsel,
+	MERGES
+);
+
+CREATE OPERATOR <> (
+	LEFTARG = cube, RIGHTARG = cube, PROCEDURE = cube_ne,
+	COMMUTATOR = '<>', NEGATOR = '=',
+	RESTRICT = neqsel, JOIN = neqjoinsel
+);
+
+CREATE OPERATOR @> (
+	LEFTARG = cube, RIGHTARG = cube, PROCEDURE = cube_contains,
+	COMMUTATOR = '<@',
+	RESTRICT = contsel, JOIN = contjoinsel
+);
+
+CREATE OPERATOR <@ (
+	LEFTARG = cube, RIGHTARG = cube, PROCEDURE = cube_contained,
+	COMMUTATOR = '@>',
+	RESTRICT = contsel, JOIN = contjoinsel
+);
+
+CREATE OPERATOR -> (
+	LEFTARG = cube, RIGHTARG = int, PROCEDURE = cube_coord
+);
+
+CREATE OPERATOR ~> (
+	LEFTARG = cube, RIGHTARG = int, PROCEDURE = cube_coord_llur
+);
+
+CREATE OPERATOR <#> (
+	LEFTARG = cube, RIGHTARG = cube, PROCEDURE = distance_taxicab,
+	COMMUTATOR = '<#>'
+);
+
+CREATE OPERATOR <-> (
+	LEFTARG = cube, RIGHTARG = cube, PROCEDURE = cube_distance,
+	COMMUTATOR = '<->'
+);
+
+CREATE OPERATOR <=> (
+	LEFTARG = cube, RIGHTARG = cube, PROCEDURE = distance_chebyshev,
+	COMMUTATOR = '<=>'
+);
+
+-- these are obsolete/deprecated:
+CREATE OPERATOR @ (
+	LEFTARG = cube, RIGHTARG = cube, PROCEDURE = cube_contains,
+	COMMUTATOR = '~',
+	RESTRICT = contsel, JOIN = contjoinsel
+);
+
+CREATE OPERATOR ~ (
+	LEFTARG = cube, RIGHTARG = cube, PROCEDURE = cube_contained,
+	COMMUTATOR = '@',
+	RESTRICT = contsel, JOIN = contjoinsel
+);
+
+
+-- define the GiST support methods
+CREATE FUNCTION g_cube_consistent(internal,cube,smallint,oid,internal)
+RETURNS bool
+AS 'MODULE_PATHNAME'
+LANGUAGE C IMMUTABLE STRICT PARALLEL SAFE;
+
+CREATE FUNCTION g_cube_compress(internal)
+RETURNS internal
+AS 'MODULE_PATHNAME'
+LANGUAGE C IMMUTABLE STRICT PARALLEL SAFE;
+
+CREATE FUNCTION g_cube_decompress(internal)
+RETURNS internal
+AS 'MODULE_PATHNAME'
+LANGUAGE C IMMUTABLE STRICT PARALLEL SAFE;
+
+CREATE FUNCTION g_cube_penalty(internal,internal,internal)
+RETURNS internal
+AS 'MODULE_PATHNAME'
+LANGUAGE C IMMUTABLE STRICT PARALLEL SAFE;
+
+CREATE FUNCTION g_cube_picksplit(internal, internal)
+RETURNS internal
+AS 'MODULE_PATHNAME'
+LANGUAGE C IMMUTABLE STRICT PARALLEL SAFE;
+
+CREATE FUNCTION g_cube_union(internal, internal)
+RETURNS cube
+AS 'MODULE_PATHNAME'
+LANGUAGE C IMMUTABLE STRICT PARALLEL SAFE;
+
+CREATE FUNCTION g_cube_same(cube, cube, internal)
+RETURNS internal
+AS 'MODULE_PATHNAME'
+LANGUAGE C IMMUTABLE STRICT PARALLEL SAFE;
+
+CREATE FUNCTION g_cube_distance (internal, cube, smallint, oid, internal)
+RETURNS float8
+AS 'MODULE_PATHNAME'
+LANGUAGE C IMMUTABLE STRICT PARALLEL SAFE;
+
+-- Create the operator classes for indexing
+
+CREATE OPERATOR CLASS cube_ops
+    DEFAULT FOR TYPE cube USING btree AS
+        OPERATOR        1       < ,
+        OPERATOR        2       <= ,
+        OPERATOR        3       = ,
+        OPERATOR        4       >= ,
+        OPERATOR        5       > ,
+        FUNCTION        1       cube_cmp(cube, cube);
+
+CREATE OPERATOR CLASS gist_cube_ops
+    DEFAULT FOR TYPE cube USING gist AS
+	OPERATOR	3	&& ,
+	OPERATOR	6	= ,
+	OPERATOR	7	@> ,
+	OPERATOR	8	<@ ,
+	OPERATOR	13	@ ,
+	OPERATOR	14	~ ,
+	OPERATOR	15	~> (cube, int) FOR ORDER BY float_ops,
+	OPERATOR	16	<#> (cube, cube) FOR ORDER BY float_ops,
+	OPERATOR	17	<-> (cube, cube) FOR ORDER BY float_ops,
+	OPERATOR	18	<=> (cube, cube) FOR ORDER BY float_ops,
+
+	FUNCTION	1	g_cube_consistent (internal, cube, smallint, oid, internal),
+	FUNCTION	2	g_cube_union (internal, internal),
+	FUNCTION	3	g_cube_compress (internal),
+	FUNCTION	4	g_cube_decompress (internal),
+	FUNCTION	5	g_cube_penalty (internal, internal, internal),
+	FUNCTION	6	g_cube_picksplit (internal, internal),
+	FUNCTION	7	g_cube_same (cube, cube, internal),
+	FUNCTION	8	g_cube_distance (internal, cube, smallint, oid, internal);