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https://git.postgresql.org/git/postgresql.git
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926bbab448
remove transactions use create or replace function make formatting consistent set search patch on first line Add documentation on modifying *.sql to set the search patch, and mention that major upgrades should still run the installation scripts. Some of these issues were spotted by Tom today.
390 lines
7.6 KiB
MySQL
390 lines
7.6 KiB
MySQL
-- Adjust this setting to control where the objects get created.
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SET search_path = public;
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-- Create the user-defined type for 1-D floating point intervals (seg)
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--
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CREATE OR REPLACE FUNCTION seg_in(cstring)
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RETURNS seg
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AS 'MODULE_PATHNAME'
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LANGUAGE C STRICT IMMUTABLE;
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CREATE OR REPLACE FUNCTION seg_out(seg)
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RETURNS cstring
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AS 'MODULE_PATHNAME'
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LANGUAGE C STRICT IMMUTABLE;
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CREATE TYPE seg (
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INTERNALLENGTH = 12,
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INPUT = seg_in,
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OUTPUT = seg_out
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);
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COMMENT ON TYPE seg IS
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'floating point interval ''FLOAT .. FLOAT'', ''.. FLOAT'', ''FLOAT ..'' or ''FLOAT''';
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--
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-- External C-functions for R-tree methods
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--
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-- Left/Right methods
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CREATE OR REPLACE FUNCTION seg_over_left(seg, seg)
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RETURNS bool
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AS 'MODULE_PATHNAME'
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LANGUAGE C STRICT IMMUTABLE;
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COMMENT ON FUNCTION seg_over_left(seg, seg) IS
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'overlaps or is left of';
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CREATE OR REPLACE FUNCTION seg_over_right(seg, seg)
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RETURNS bool
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AS 'MODULE_PATHNAME'
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LANGUAGE C STRICT IMMUTABLE;
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COMMENT ON FUNCTION seg_over_right(seg, seg) IS
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'overlaps or is right of';
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CREATE OR REPLACE FUNCTION seg_left(seg, seg)
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RETURNS bool
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AS 'MODULE_PATHNAME'
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LANGUAGE C STRICT IMMUTABLE;
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COMMENT ON FUNCTION seg_left(seg, seg) IS
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'is left of';
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CREATE OR REPLACE FUNCTION seg_right(seg, seg)
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RETURNS bool
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AS 'MODULE_PATHNAME'
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LANGUAGE C STRICT IMMUTABLE;
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COMMENT ON FUNCTION seg_right(seg, seg) IS
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'is right of';
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-- Scalar comparison methods
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CREATE OR REPLACE FUNCTION seg_lt(seg, seg)
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RETURNS bool
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AS 'MODULE_PATHNAME'
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LANGUAGE C STRICT IMMUTABLE;
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COMMENT ON FUNCTION seg_lt(seg, seg) IS
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'less than';
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CREATE OR REPLACE FUNCTION seg_le(seg, seg)
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RETURNS bool
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AS 'MODULE_PATHNAME'
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LANGUAGE C STRICT IMMUTABLE;
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COMMENT ON FUNCTION seg_le(seg, seg) IS
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'less than or equal';
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CREATE OR REPLACE FUNCTION seg_gt(seg, seg)
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RETURNS bool
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AS 'MODULE_PATHNAME'
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LANGUAGE C STRICT IMMUTABLE;
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COMMENT ON FUNCTION seg_gt(seg, seg) IS
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'greater than';
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CREATE OR REPLACE FUNCTION seg_ge(seg, seg)
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RETURNS bool
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AS 'MODULE_PATHNAME'
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LANGUAGE C STRICT IMMUTABLE;
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COMMENT ON FUNCTION seg_ge(seg, seg) IS
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'greater than or equal';
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CREATE OR REPLACE FUNCTION seg_contains(seg, seg)
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RETURNS bool
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AS 'MODULE_PATHNAME'
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LANGUAGE C STRICT IMMUTABLE;
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COMMENT ON FUNCTION seg_contains(seg, seg) IS
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'contains';
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CREATE OR REPLACE FUNCTION seg_contained(seg, seg)
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RETURNS bool
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AS 'MODULE_PATHNAME'
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LANGUAGE C STRICT IMMUTABLE;
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COMMENT ON FUNCTION seg_contained(seg, seg) IS
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'contained in';
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CREATE OR REPLACE FUNCTION seg_overlap(seg, seg)
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RETURNS bool
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AS 'MODULE_PATHNAME'
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LANGUAGE C STRICT IMMUTABLE;
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COMMENT ON FUNCTION seg_overlap(seg, seg) IS
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'overlaps';
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CREATE OR REPLACE FUNCTION seg_same(seg, seg)
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RETURNS bool
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AS 'MODULE_PATHNAME'
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LANGUAGE C STRICT IMMUTABLE;
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COMMENT ON FUNCTION seg_same(seg, seg) IS
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'same as';
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CREATE OR REPLACE FUNCTION seg_different(seg, seg)
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RETURNS bool
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AS 'MODULE_PATHNAME'
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LANGUAGE C STRICT IMMUTABLE;
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COMMENT ON FUNCTION seg_different(seg, seg) IS
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'different';
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-- support routines for indexing
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CREATE OR REPLACE FUNCTION seg_cmp(seg, seg)
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RETURNS int4
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AS 'MODULE_PATHNAME'
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LANGUAGE C STRICT IMMUTABLE;
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COMMENT ON FUNCTION seg_cmp(seg, seg) IS 'btree comparison function';
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CREATE OR REPLACE FUNCTION seg_union(seg, seg)
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RETURNS seg
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AS 'MODULE_PATHNAME'
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LANGUAGE C STRICT IMMUTABLE;
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CREATE OR REPLACE FUNCTION seg_inter(seg, seg)
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RETURNS seg
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AS 'MODULE_PATHNAME'
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LANGUAGE C STRICT IMMUTABLE;
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CREATE OR REPLACE FUNCTION seg_size(seg)
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RETURNS float4
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AS 'MODULE_PATHNAME'
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LANGUAGE C STRICT IMMUTABLE;
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-- miscellaneous
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CREATE OR REPLACE FUNCTION seg_upper(seg)
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RETURNS float4
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AS 'MODULE_PATHNAME'
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LANGUAGE C STRICT IMMUTABLE;
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CREATE OR REPLACE FUNCTION seg_lower(seg)
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RETURNS float4
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AS 'MODULE_PATHNAME'
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LANGUAGE C STRICT IMMUTABLE;
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--
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-- OPERATORS
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--
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CREATE OPERATOR < (
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LEFTARG = seg,
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RIGHTARG = seg,
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PROCEDURE = seg_lt,
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COMMUTATOR = '>',
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NEGATOR = '>=',
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RESTRICT = scalarltsel,
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JOIN = scalarltjoinsel
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);
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CREATE OPERATOR <= (
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LEFTARG = seg,
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RIGHTARG = seg,
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PROCEDURE = seg_le,
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COMMUTATOR = '>=',
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NEGATOR = '>',
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RESTRICT = scalarltsel,
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JOIN = scalarltjoinsel
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);
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CREATE OPERATOR > (
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LEFTARG = seg,
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RIGHTARG = seg,
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PROCEDURE = seg_gt,
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COMMUTATOR = '<',
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NEGATOR = '<=',
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RESTRICT = scalargtsel,
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JOIN = scalargtjoinsel
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);
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CREATE OPERATOR >= (
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LEFTARG = seg,
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RIGHTARG = seg,
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PROCEDURE = seg_ge,
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COMMUTATOR = '<=',
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NEGATOR = '<',
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RESTRICT = scalargtsel,
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JOIN = scalargtjoinsel
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);
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CREATE OPERATOR << (
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LEFTARG = seg,
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RIGHTARG = seg,
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PROCEDURE = seg_left,
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COMMUTATOR = '>>',
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RESTRICT = positionsel,
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JOIN = positionjoinsel
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);
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CREATE OPERATOR &< (
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LEFTARG = seg,
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RIGHTARG = seg,
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PROCEDURE = seg_over_left,
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RESTRICT = positionsel,
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JOIN = positionjoinsel
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);
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CREATE OPERATOR && (
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LEFTARG = seg,
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RIGHTARG = seg,
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PROCEDURE = seg_overlap,
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COMMUTATOR = '&&',
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RESTRICT = areasel,
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JOIN = areajoinsel
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);
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CREATE OPERATOR &> (
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LEFTARG = seg,
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RIGHTARG = seg,
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PROCEDURE = seg_over_right,
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RESTRICT = positionsel,
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JOIN = positionjoinsel
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);
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CREATE OPERATOR >> (
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LEFTARG = seg,
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RIGHTARG = seg,
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PROCEDURE = seg_right,
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COMMUTATOR = '<<',
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RESTRICT = positionsel,
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JOIN = positionjoinsel
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);
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CREATE OPERATOR = (
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LEFTARG = seg,
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RIGHTARG = seg,
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PROCEDURE = seg_same,
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COMMUTATOR = '=',
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NEGATOR = '<>',
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RESTRICT = eqsel,
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JOIN = eqjoinsel,
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MERGES
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);
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CREATE OPERATOR <> (
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LEFTARG = seg,
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RIGHTARG = seg,
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PROCEDURE = seg_different,
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COMMUTATOR = '<>',
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NEGATOR = '=',
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RESTRICT = neqsel,
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JOIN = neqjoinsel
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);
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CREATE OPERATOR @> (
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LEFTARG = seg,
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RIGHTARG = seg,
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PROCEDURE = seg_contains,
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COMMUTATOR = '<@',
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RESTRICT = contsel,
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JOIN = contjoinsel
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);
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CREATE OPERATOR <@ (
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LEFTARG = seg,
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RIGHTARG = seg,
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PROCEDURE = seg_contained,
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COMMUTATOR = '@>',
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RESTRICT = contsel,
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JOIN = contjoinsel
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);
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-- obsolete:
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CREATE OPERATOR @ (
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LEFTARG = seg,
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RIGHTARG = seg,
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PROCEDURE = seg_contains,
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COMMUTATOR = '~',
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RESTRICT = contsel,
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JOIN = contjoinsel
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);
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CREATE OPERATOR ~ (
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LEFTARG = seg,
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RIGHTARG = seg,
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PROCEDURE = seg_contained,
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COMMUTATOR = '@',
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RESTRICT = contsel,
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JOIN = contjoinsel
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);
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-- define the GiST support methods
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CREATE OR REPLACE FUNCTION gseg_consistent(internal,seg,int4)
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RETURNS bool
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AS 'MODULE_PATHNAME'
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LANGUAGE C IMMUTABLE;
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CREATE OR REPLACE FUNCTION gseg_compress(internal)
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RETURNS internal
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AS 'MODULE_PATHNAME'
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LANGUAGE C IMMUTABLE;
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CREATE OR REPLACE FUNCTION gseg_decompress(internal)
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RETURNS internal
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AS 'MODULE_PATHNAME'
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LANGUAGE C IMMUTABLE;
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CREATE OR REPLACE FUNCTION gseg_penalty(internal,internal,internal)
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RETURNS internal
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AS 'MODULE_PATHNAME'
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LANGUAGE C STRICT IMMUTABLE;
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CREATE OR REPLACE FUNCTION gseg_picksplit(internal, internal)
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RETURNS internal
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AS 'MODULE_PATHNAME'
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LANGUAGE C IMMUTABLE;
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CREATE OR REPLACE FUNCTION gseg_union(internal, internal)
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RETURNS seg
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AS 'MODULE_PATHNAME'
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LANGUAGE C IMMUTABLE;
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CREATE OR REPLACE FUNCTION gseg_same(seg, seg, internal)
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RETURNS internal
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AS 'MODULE_PATHNAME'
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LANGUAGE C IMMUTABLE;
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-- Create the operator classes for indexing
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CREATE OPERATOR CLASS seg_ops
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DEFAULT FOR TYPE seg USING btree AS
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OPERATOR 1 < ,
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OPERATOR 2 <= ,
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OPERATOR 3 = ,
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OPERATOR 4 >= ,
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OPERATOR 5 > ,
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FUNCTION 1 seg_cmp(seg, seg);
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CREATE OPERATOR CLASS gist_seg_ops
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DEFAULT FOR TYPE seg USING gist
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AS
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OPERATOR 1 << ,
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OPERATOR 2 &< ,
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OPERATOR 3 && ,
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OPERATOR 4 &> ,
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OPERATOR 5 >> ,
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OPERATOR 6 = ,
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OPERATOR 7 @> ,
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OPERATOR 8 <@ ,
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OPERATOR 13 @ ,
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OPERATOR 14 ~ ,
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FUNCTION 1 gseg_consistent (internal, seg, int4),
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FUNCTION 2 gseg_union (internal, internal),
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FUNCTION 3 gseg_compress (internal),
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FUNCTION 4 gseg_decompress (internal),
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FUNCTION 5 gseg_penalty (internal, internal, internal),
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FUNCTION 6 gseg_picksplit (internal, internal),
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FUNCTION 7 gseg_same (seg, seg, internal);
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