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Postgres FD Implementation
Commit c2efeafe authored by Thomas G. Lockhart's avatar Thomas G. Lockhart
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Update information and query results for upcoming v6.2 release.

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src/man/pgbuiltin.3
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.\" This is -*-nroff-*- .\" This is -*-nroff-*-
.\" XXX standard disclaimer belongs here.... .\" XXX standard disclaimer belongs here....
.\" $Header: /cvsroot/pgsql/src/man/Attic/pgbuiltin.3,v 1.1 1997/08/26 17:39:32 momjian Exp $ .\" $Header: /cvsroot/pgsql/src/man/Attic/pgbuiltin.3,v 1.2 1997/09/01 06:21:00 thomas Exp $
.TH PGBUILTIN INTRO 04/01/97 PostgreSQL PostgreSQL .TH PGBUILTIN INTRO 04/01/97 PostgreSQL PostgreSQL
.SH "DESCRIPTION" .SH "DESCRIPTION"
This section describes the data types, functions and operators This section describes the data types, functions and operators
...@@ -79,13 +79,11 @@ types are either unique to Postgres, such as open and closed paths, or have ...@@ -79,13 +79,11 @@ types are either unique to Postgres, such as open and closed paths, or have
several possibilities for formats, such as date and time types. several possibilities for formats, such as date and time types.
.SH "Syntax of date and time types" .SH "Syntax of date and time types"
Some date and time types share code for data input. For those types (currently Most date and time types share code for data input. For those types (
.IR datetime .IR datetime ,
and .IR abstime ,
.IR abstime .IR timestamp ,
, and .IR timespan and
.IR timespan
and
.IR reltime ) .IR reltime )
the input can have any of a wide variety of styles. For numeric date representations, the input can have any of a wide variety of styles. For numeric date representations,
European and US conventions can differ, and the proper interpretation is obtained European and US conventions can differ, and the proper interpretation is obtained
...@@ -232,6 +230,17 @@ where ...@@ -232,6 +230,17 @@ where
Valid relative times are less than or equal to 68 years.) Valid relative times are less than or equal to 68 years.)
In addition, the special relative time \*(lqUndefined RelTime\*(rq is In addition, the special relative time \*(lqUndefined RelTime\*(rq is
provided. provided.
.SH "TIMESTAMP"
This is currently a limited-range absolute time which closely resembles the
.IR abstime
data type. It shares the general input parser with the other date/time types.
In future releases this type will absorb the capabilities of the datetime type
and will move toward SQL92 compliance.
.PP
timestamp is specified using the same syntax as for datetime.
.SH "TIME RANGES" .SH "TIME RANGES"
Time ranges are specified as: Time ranges are specified as:
.PP .PP
...@@ -317,22 +326,23 @@ path is specified using the following syntax: ...@@ -317,22 +326,23 @@ path is specified using the following syntax:
.nf .nf
( x1 , y1 ) , ... , ( xn , yn ) ( x1 , y1 ) , ... , ( xn , yn )
.nf .nf
x1 , y1 , ... , xn , yn ( x1 , y1 , ... , xn , yn )
.nf .nf
( closed, n, x1 , y1 , ... , xn , yn ) x1 , y1 , ... , xn , yn
.sp .sp
where where
(x1,y1),...,(xn,yn) are points 1 through n (x1,y1),...,(xn,yn) are points 1 through n
a leading "[" indicates an open path a leading "[" indicates an open path
a leading "(" indicates a closed path a leading "(" indicates a closed path
a single leading "(" indicates a v6.0-compatible format
closed is an integer flag which is zero for an open path
n is the number of points in the path
.fi .fi
.PP .PP
Paths are output using the first syntax. Paths are output using the first syntax.
The last format is supplied to be backward compatible with v6.0 and earlier Note that Postgres versions prior to
path formats and will not be supported in future versions of Postgres. v6.1 used a format for paths which had a single leading parenthesis, a "closed" flag,
an integer count of the number of points, then the list of points followed by a
closing parenthesis. The built-in function upgradepath() is supplied to convert
paths dumped and reloaded from pre-v6.1 databases.
.SH "POLYGON" .SH "POLYGON"
Polygons are represented by sets of points. Polygons should probably be Polygons are represented by sets of points. Polygons should probably be
considered considered
...@@ -346,18 +356,25 @@ polygon is specified using the following syntax: ...@@ -346,18 +356,25 @@ polygon is specified using the following syntax:
.nf .nf
( x1 , y1 ) , ... , ( xn , yn ) ( x1 , y1 ) , ... , ( xn , yn )
.nf .nf
x1 , y1 , ... , xn , yn ( x1 , y1 , ... , xn , yn )
.nf .nf
( x1 , ... , xn , y1 , ... , yn ) x1 , y1 , ... , xn , yn
.sp .sp
where where
(x1,y1),...,(xn,yn) are points 1 through n (x1,y1),...,(xn,yn) are points 1 through n
a single leading "(" indicates a v6.0-compatible format
.fi .fi
.PP .PP
Polygons are output using the first syntax. Polygons are output using the first syntax.
The last format is supplied to be backward compatible with v6.0 and earlier The last format is supplied to be backward compatible with v6.0 and earlier
path formats and will not be supported in future versions of Postgres. path formats and will not be supported in future versions of Postgres.
a single leading "(" indicates a v6.0-compatible format
( x1 , ... , xn , y1 , ... , yn )
Note that Postgres versions prior to
v6.1 used a format for polygons which had a single leading parenthesis, the list
of x-axis coordinates, the list of y-axis coordinates, followed by a closing parenthesis.
The built-in function upgradepoly() is supplied to convert
polygons dumped and reloaded from pre-v6.1 databases.
.SH "CIRCLE" .SH "CIRCLE"
Circles are represented by a center point and a radius. Circles are represented by a center point and a radius.
.PP .PP
...@@ -426,7 +443,19 @@ general ...@@ -426,7 +443,19 @@ general
/ division / division
% modulus % modulus
@ absolute value @ absolute value
<===> distance between
geometric
@ A contained by (inside or on) B
~ A contains (around or on) B
@@ center of object
<-> distance between A and B
&& objects overlap
&< A overlaps B, but does not extend to right of B
&> A overlaps B, but does not extend to left of B
<< A is left of B
>> A is right of B
>^ A is above B
<^ A is below B
float8 float8
^ exponentiation ^ exponentiation
...@@ -437,28 +466,28 @@ float8 ...@@ -437,28 +466,28 @@ float8
; natural logarithm (in psql, protect with parentheses) ; natural logarithm (in psql, protect with parentheses)
point point
!< A is left of B << A is left of B
!> A is right of B >> A is right of B
!^ A is above B >^ A is above B
!| A is below B <^ A is below B
\(eq|\(eq equality ~\(eq A same as B (equality)
===> point inside box @ point inside (or on) path, box, circle, polygon
===` point on path
box box
&& boxes overlap && boxes overlap
&< box A overlaps box B, but does not extend to right of box B &< box A overlaps box B, but does not extend to right of box B
&> box A overlaps box B, but does not extend to left of box B &> box A overlaps box B, but does not extend to left of box B
<< A is left of B << A is left of B
>> A is right of B
>^ A is above B
<^ A is below B
\(eq area equal \(eq area equal
< area less than < area less than
<\(eq area less or equal <\(eq area less or equal
>\(eq area greater or equal >\(eq area greater or equal
> area greater than > area greater than
>> A is right of B ~\(eq A same as B (equality)
@ A is contained in B @ A is contained in B
~\(eq box equality
~= A same as B
~ A contains B ~ A contains B
@@ center of box @@ center of box
...@@ -468,9 +497,8 @@ polygon ...@@ -468,9 +497,8 @@ polygon
&> A overlaps B but does not extend to left of B &> A overlaps B but does not extend to left of B
<< A is left of B << A is left of B
>> A is right of B >> A is right of B
~\(eq A same as B (equality)
@ A is contained by B @ A is contained by B
~\(eq equality
~= A same as B
~ A contains B ~ A contains B
circle circle
...@@ -479,9 +507,10 @@ circle ...@@ -479,9 +507,10 @@ circle
&> A overlaps B but does not extend to left of B &> A overlaps B but does not extend to left of B
<< A is left of B << A is left of B
>> A is right of B >> A is right of B
>^ A is above B
<^ A is below B
~\(eq A same as B (equality)
@ A is contained by B @ A is contained by B
~\(eq equality
~= A same as B
~ A contains B ~ A contains B
tinterval tinterval
...@@ -518,18 +547,19 @@ to return day of week and `epoch' to return seconds since 1970. ...@@ -518,18 +547,19 @@ to return day of week and `epoch' to return seconds since 1970.
Functions: Functions:
abstime abstime
datetime datetime(abstime) convert to datetime
bool isfinite(abstime) TRUE if this is a finite time bool isfinite(abstime) TRUE if this is a finite time
datetime datetime(abstime) convert to datetime
date date
datetime datetime(date) convert to datetime datetime datetime(date) convert to datetime
datetime datetime(date,time) convert to datetime datetime datetime(date,time) convert to datetime
datetime datetime
abstime abstime(datetime) convert to abstime timespan age(datetime,datetime) date difference preserving months and years
float8 date_part(text,datetime) specified portion of date field float8 date_part(text,datetime) specified portion of date field
datetime date_trunc(text,datetime) truncate date at specified units datetime date_trunc(text,datetime) truncate date at specified units
bool isfinite(datetime) TRUE if this is a finite time bool isfinite(datetime) TRUE if this is a finite time
abstime abstime(datetime) convert to abstime
reltime reltime
timespan timespan(reltime) convert to timespan timespan timespan(reltime) convert to timespan
...@@ -586,7 +616,7 @@ directly usable as C function prototypes. ...@@ -586,7 +616,7 @@ directly usable as C function prototypes.
.nf .nf
result |left_type |right_type|operatr|func_name result |left_type |right_type|operatr|func_name
---------+----------+----------+-------+----------------- ---------+----------+----------+-------+-------------------
_aclitem |_aclitem |aclitem |+ |aclinsert _aclitem |_aclitem |aclitem |+ |aclinsert
_aclitem |_aclitem |aclitem |- |aclremove _aclitem |_aclitem |aclitem |- |aclremove
abstime |abstime |reltime |+ |timepl abstime |abstime |reltime |+ |timepl
...@@ -638,10 +668,13 @@ bool |box |box |&> |box_overright ...@@ -638,10 +668,13 @@ bool |box |box |&> |box_overright
bool |box |box |< |box_lt bool |box |box |< |box_lt
bool |box |box |<< |box_left bool |box |box |<< |box_left
bool |box |box |<= |box_le bool |box |box |<= |box_le
bool |box |box |<^ |box_below
bool |box |box |= |box_eq bool |box |box |= |box_eq
bool |box |box |> |box_gt bool |box |box |> |box_gt
bool |box |box |>= |box_ge bool |box |box |>= |box_ge
bool |box |box |>> |box_right bool |box |box |>> |box_right
bool |box |box |>^ |box_above
bool |box |box |?# |box_overlap
bool |box |box |@ |box_contained bool |box |box |@ |box_contained
bool |box |box |~ |box_contain bool |box |box |~ |box_contain
bool |box |box |~= |box_same bool |box |box |~= |box_same
...@@ -672,11 +705,9 @@ bool |char16 |char16 |>= |char16ge ...@@ -672,11 +705,9 @@ bool |char16 |char16 |>= |char16ge
bool |char16 |text |!~ |char16regexne bool |char16 |text |!~ |char16regexne
bool |char16 |text |!~* |char16icregexne bool |char16 |text |!~* |char16icregexne
bool |char16 |text |!~~ |char16nlike bool |char16 |text |!~~ |char16nlike
bool |char16 |text |!~~ |char16nlike
bool |char16 |text |~ |char16regexeq bool |char16 |text |~ |char16regexeq
bool |char16 |text |~* |char16icregexeq bool |char16 |text |~* |char16icregexeq
bool |char16 |text |~~ |char16like bool |char16 |text |~~ |char16like
bool |char16 |text |~~ |char16like
bool |char2 |char2 |< |char2lt bool |char2 |char2 |< |char2lt
bool |char2 |char2 |<= |char2le bool |char2 |char2 |<= |char2le
bool |char2 |char2 |<> |char2ne bool |char2 |char2 |<> |char2ne
...@@ -713,22 +744,23 @@ bool |char8 |text |!~~ |char8nlike ...@@ -713,22 +744,23 @@ bool |char8 |text |!~~ |char8nlike
bool |char8 |text |~ |char8regexeq bool |char8 |text |~ |char8regexeq
bool |char8 |text |~* |char8icregexeq bool |char8 |text |~* |char8icregexeq
bool |char8 |text |~~ |char8like bool |char8 |text |~~ |char8like
bool |circle |circle |!^ |circle_above
bool |circle |circle |!\| |circle_below
bool |circle |circle |&& |circle_overlap bool |circle |circle |&& |circle_overlap
bool |circle |circle |&< |circle_overleft bool |circle |circle |&< |circle_overleft
bool |circle |circle |&> |circle_overright bool |circle |circle |&> |circle_overright
bool |circle |circle |< |circle_eq bool |circle |circle |< |circle_lt
bool |circle |circle |<< |circle_left bool |circle |circle |<< |circle_left
bool |circle |circle |<= |circle_eq bool |circle |circle |<= |circle_le
bool |circle |circle |<> |circle_ne bool |circle |circle |<> |circle_ne
bool |circle |circle |<^ |circle_below
bool |circle |circle |= |circle_eq bool |circle |circle |= |circle_eq
bool |circle |circle |> |circle_eq bool |circle |circle |> |circle_gt
bool |circle |circle |>= |circle_eq bool |circle |circle |>= |circle_ge
bool |circle |circle |>> |circle_right bool |circle |circle |>> |circle_right
bool |circle |circle |>^ |circle_above
bool |circle |circle |@ |circle_contained bool |circle |circle |@ |circle_contained
bool |circle |circle |~ |circle_contain bool |circle |circle |~ |circle_contain
bool |circle |circle |~= |circle_same bool |circle |circle |~= |circle_same
bool |circle |point |~ |circle_contain_pt
bool |date |date |< |date_lt bool |date |date |< |date_lt
bool |date |date |<= |date_le bool |date |date |<= |date_le
bool |date |date |<> |date_ne bool |date |date |<> |date_ne
...@@ -779,6 +811,15 @@ bool |int4 |int4 |> |int4gt ...@@ -779,6 +811,15 @@ bool |int4 |int4 |> |int4gt
bool |int4 |int4 |>= |int4ge bool |int4 |int4 |>= |int4ge
bool |int4 |name |!!= |int4notin bool |int4 |name |!!= |int4notin
bool |int4 |oid |= |int4eqoid bool |int4 |oid |= |int4eqoid
bool |line |box |?# |inter_lb
bool |lseg |box |?# |inter_sb
bool |lseg |box |@ |on_sb
bool |lseg |line |?# |inter_sl
bool |lseg |line |@ |on_sl
bool |lseg |lseg |= |lseg_eq
bool |lseg |lseg |?# |lseg_intersect
bool |lseg |lseg |?-\| |lseg_perp
bool |lseg |lseg |?\|\| |lseg_parallel
bool |money |money |< |cash_lt bool |money |money |< |cash_lt
bool |money |money |<= |cash_le bool |money |money |<= |cash_le
bool |money |money |<> |cash_ne bool |money |money |<> |cash_ne
...@@ -823,13 +864,28 @@ bool |oidname |oidname |<> |oidnamene ...@@ -823,13 +864,28 @@ bool |oidname |oidname |<> |oidnamene
bool |oidname |oidname |= |oidnameeq bool |oidname |oidname |= |oidnameeq
bool |oidname |oidname |> |oidnamegt bool |oidname |oidname |> |oidnamegt
bool |oidname |oidname |>= |oidnamege bool |oidname |oidname |>= |oidnamege
bool |point |box |===> |on_pb bool |path |path |< |path_n_lt
bool |point |path |===` |on_ppath bool |path |path |<= |path_n_le
bool |point |point |!< |point_left bool |path |path |= |path_n_eq
bool |point |point |!> |point_right bool |path |path |> |path_n_gt
bool |point |point |!^ |point_above bool |path |path |>= |path_n_ge
bool |point |point |!\| |point_below bool |path |path |?# |path_inter
bool |point |point |=\|= |point_eq bool |path |point |~ |path_contain_pt
bool |point |box |@ |on_pb
bool |point |circle |@ |pt_contained_circle
bool |point |line |@ |on_pl
bool |point |lseg |@ |on_ps
bool |point |path |@ |pt_contained_path
bool |point |path |@ |on_ppath
bool |point |point |<< |point_left
bool |point |point |<^ |point_below
bool |point |point |>> |point_right
bool |point |point |>^ |point_above
bool |point |point |?- |point_horiz
bool |point |point |?\| |point_vert
bool |point |point |~= |point_eq
bool |point |polygon |@ |pt_contained_poly
bool |polygon |point |~ |poly_contain_pt
bool |polygon |polygon |&& |poly_overlap bool |polygon |polygon |&& |poly_overlap
bool |polygon |polygon |&< |poly_overleft bool |polygon |polygon |&< |poly_overleft
bool |polygon |polygon |&> |poly_overright bool |polygon |polygon |&> |poly_overright
...@@ -881,6 +937,7 @@ bool |tinterval |reltime |#= |intervalleneq ...@@ -881,6 +937,7 @@ bool |tinterval |reltime |#= |intervalleneq
bool |tinterval |reltime |#> |intervallengt bool |tinterval |reltime |#> |intervallengt
bool |tinterval |reltime |#>= |intervallenge bool |tinterval |reltime |#>= |intervallenge
bool |tinterval |tinterval |&& |intervalov bool |tinterval |tinterval |&& |intervalov
bool |tinterval |tinterval |< |intervalct
bool |tinterval |tinterval |<< |intervalct bool |tinterval |tinterval |<< |intervalct
bool |tinterval |tinterval |= |intervaleq bool |tinterval |tinterval |= |intervaleq
bool |varchar |text |!~ |textregexne bool |varchar |text |!~ |textregexne
...@@ -895,20 +952,30 @@ bool |varchar |varchar |<> |varcharne ...@@ -895,20 +952,30 @@ bool |varchar |varchar |<> |varcharne
bool |varchar |varchar |= |varchareq bool |varchar |varchar |= |varchareq
bool |varchar |varchar |> |varchargt bool |varchar |varchar |> |varchargt
bool |varchar |varchar |>= |varcharge bool |varchar |varchar |>= |varcharge
box |box |box |# |box_intersect
box |box |point |* |box_mul
box |box |point |+ |box_add
box |box |point |- |box_sub
box |box |point |/ |box_div
char |char |char |* |charmul char |char |char |* |charmul
char |char |char |+ |charpl char |char |char |+ |charpl
char |char |char |- |charmi char |char |char |- |charmi
char |char |char |/ |chardiv char |char |char |/ |chardiv
circle |circle |point |* |circle_mul_pt
circle |circle |point |+ |circle_add_pt
circle |circle |point |- |circle_sub_pt
circle |circle |point |/ |circle_div_pt
date |date |int4 |+ |date_pli date |date |int4 |+ |date_pli
date |date |int4 |- |date_mii date |date |int4 |- |date_mii
datetime |datetime |timespan |+ |datetime_add_span datetime |datetime |timespan |+ |datetime_pl_span
datetime |datetime |timespan |- |datetime_sub_span datetime |datetime |timespan |- |datetime_mi_span
float4 |float4 |float4 |* |float4mul float4 |float4 |float4 |* |float4mul
float4 |float4 |float4 |+ |float4pl float4 |float4 |float4 |+ |float4pl
float4 |float4 |float4 |- |float4mi float4 |float4 |float4 |- |float4mi
float4 |float4 |float4 |/ |float4div float4 |float4 |float4 |/ |float4div
float8 |box |box |<===> |box_distance float8 |box |box |<-> |box_distance
float8 |circle |circle |<===> |circle_distance float8 |circle |circle |<-> |circle_distance
float8 |circle |polygon |<-> |dist_cpoly
float8 |float4 |float8 |* |float48mul float8 |float4 |float8 |* |float48mul
float8 |float4 |float8 |+ |float48pl float8 |float4 |float8 |+ |float48pl
float8 |float4 |float8 |- |float48mi float8 |float4 |float8 |- |float48mi
...@@ -922,15 +989,18 @@ float8 |float8 |float8 |+ |float8pl ...@@ -922,15 +989,18 @@ float8 |float8 |float8 |+ |float8pl
float8 |float8 |float8 |- |float8mi float8 |float8 |float8 |- |float8mi
float8 |float8 |float8 |/ |float8div float8 |float8 |float8 |/ |float8div
float8 |float8 |float8 |^ |dpow float8 |float8 |float8 |^ |dpow
float8 |lseg |box |<===> |dist_sb float8 |line |box |<-> |dist_lb
float8 |lseg |lseg |<===> |lseg_distance float8 |line |line |<-> |line_distance
float8 |path |path |<===> |path_distance float8 |lseg |box |<-> |dist_sb
float8 |point |box |<===> |dist_pl float8 |lseg |line |<-> |dist_sl
float8 |point |box |<===> |dist_ps float8 |lseg |lseg |<-> |lseg_distance
float8 |point |box |<===> |dist_pb float8 |path |path |<-> |path_distance
float8 |point |lseg |<===> |dist_ps float8 |point |box |<-> |dist_pl
float8 |point |path |<===> |dist_ppth float8 |point |box |<-> |dist_pb
float8 |point |point |<===> |point_distance float8 |point |lseg |<-> |dist_ps
float8 |point |path |<-> |dist_ppath
float8 |point |point |<-> |point_distance
float8 |polygon |polygon |<-> |poly_distance
int2 |int2 |int2 |% |int2mod int2 |int2 |int2 |% |int2mod
int2 |int2 |int2 |* |int2mul int2 |int2 |int2 |* |int2mul
int2 |int2 |int2 |+ |int2pl int2 |int2 |int2 |+ |int2pl
...@@ -968,11 +1038,32 @@ money |money |float8 |* |cash_mul ...@@ -968,11 +1038,32 @@ money |money |float8 |* |cash_mul
money |money |float8 |/ |cash_div money |money |float8 |/ |cash_div
money |money |money |+ |cash_pl money |money |money |+ |cash_pl
money |money |money |- |cash_mi money |money |money |- |cash_mi
timespan |datetime |datetime |- |datetime_sub path |path |path |+ |path_add
timespan |timespan |timespan |+ |timespan_add path |path |point |* |path_mul_pt
timespan |timespan |timespan |- |timespan_sub path |path |point |+ |path_add_pt
path |path |point |- |path_sub_pt
path |path |point |/ |path_div_pt
point |line |box |## |close_lb
point |lseg |box |## |close_sb
point |lseg |line |## |close_sl
point |lseg |lseg |# |lseg_interpt
point |point |box |## |close_pb
point |point |line |## |close_pl
point |point |lseg |## |close_ps
point |point |point |* |point_mul
point |point |point |+ |point_add
point |point |point |- |point_sub
point |point |point |/ |point_div
polygon |point |circle |<-> |dist_pc
text |bpchar |bpchar |\|\| |textcat
text |text |text |\|\| |textcat
text |varchar |varchar |\|\| |textcat
timespan |datetime |datetime |- |datetime_mi
timespan |timespan |timespan |+ |timespan_pl
timespan |timespan |timespan |- |timespan_mi
timespan |timespan |timespan |/ |timespan_div
tinterval|abstime |abstime |<#> |mktinterval tinterval|abstime |abstime |<#> |mktinterval
(446 rows)
.fi .fi
.SH "LEFT UNARY OPERATORS" .SH "LEFT UNARY OPERATORS"
...@@ -983,32 +1074,41 @@ This list was generated from the Postgres system catalogs with the query: ...@@ -983,32 +1074,41 @@ This list was generated from the Postgres system catalogs with the query:
.nf .nf
SELECT o.oprname AS left_unary, SELECT o.oprname AS left_unary,
right.typname AS operand, t.typname AS operand,
result.typname AS return_type r.typname AS return_type
FROM pg_operator o, pg_type right, pg_type result FROM pg_operator o, pg_type t, pg_type r
WHERE o.oprkind = 'l' AND -- left unary WHERE o.oprkind = 'l' AND -- left unary
o.oprright = right.oid AND o.oprright = t.oid AND
o.oprresult = result.oid o.oprresult = r.oid
ORDER BY operand; ORDER BY operand;
left_unary|operand |return_type left_unary|operand |return_type
----------+---------+----------- ----------+---------+-----------
@@ |box |point @@ |box |point
@@ |circle |point
@ |float4 |float4 @ |float4 |float4
- |float4 |float4 - |float4 |float4
|/ |float8 |float8 \|/ |float8 |float8
@ |float8 |float8 @ |float8 |float8
; |float8 |float8 ; |float8 |float8
: |float8 |float8 : |float8 |float8
% |float8 |float8 % |float8 |float8
||/ |float8 |float8 \|\|/ |float8 |float8
- |float8 |float8 - |float8 |float8
- |int2 |int2 - |int2 |int2
!! |int4 |int4
- |int4 |int4 - |int4 |int4
!! |int4 |int4
?- |lseg |bool
?\| |lseg |bool
@@ |lseg |point
?? |path |float8
# |path |int4
@@ |path |point
@@ |polygon |point
# |polygon |int4 # |polygon |int4
- |timespan |timespan - |timespan |timespan
| |tinterval|abstime \| |tinterval|abstime
(24 rows)
.fi .fi
.in .in
...@@ -1020,18 +1120,19 @@ This list was generated from the Postgres system catalogs with the query: ...@@ -1020,18 +1120,19 @@ This list was generated from the Postgres system catalogs with the query:
.nf .nf
SELECT o.oprname AS right_unary, SELECT o.oprname AS right_unary,
left.typname AS operand, t.typname AS operand,
result.typname AS return_type r.typname AS return_type
FROM pg_operator o, pg_type left, pg_type result FROM pg_operator o, pg_type t, pg_type r
WHERE o.oprkind = 'r' AND -- right unary WHERE o.oprkind = 'r' AND -- right unary
o.oprleft = left.oid AND o.oprleft = t.oid AND
o.oprresult = result.oid o.oprresult = r.oid
ORDER BY operand; ORDER BY operand;
right_unary|operand|return_type right_unary|operand|return_type
-----------+-------+----------- -----------+-------+-----------
% |float8 |float8 % |float8 |float8
! |int4 |int4 ! |int4 |int4
(2 rows)
.fi .fi
.in .in
...@@ -1054,6 +1155,7 @@ avg |float8 ...@@ -1054,6 +1155,7 @@ avg |float8
avg |int2 avg |int2
avg |int4 avg |int4
avg |money avg |money
avg |timespan
max |abstime max |abstime
max |date max |date
max |datetime max |datetime
...@@ -1077,6 +1179,8 @@ sum |float8 ...@@ -1077,6 +1179,8 @@ sum |float8
sum |int2 sum |int2
sum |int4 sum |int4
sum |money sum |money
sum |timespan
(30 rows)
.fi .fi
\fBcount\fR is also available, where \fBcount(*)\fR returns a count of all \fBcount\fR is also available, where \fBcount(*)\fR returns a count of all
......
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