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BNF
<search condition> ::=
<boolean value expression>
<boolean value expression> ::=
<boolean term>
<boolean value expression> OR <boolean term> |
<boolean term> ::=
<boolean factor>
<boolean term> AND <boolean factor> |
<boolean factor> ::= [ NOT ] <boolean primary>
<boolean primary> ::=
<predicate>
<routine invocation> |
<routine invocation> |
<left paren> <search condition> <right paren> |
<predicate> ::=
<comparison predicate>
<text predicate> |
<null predicate> |
<temporal predicate> |
<classification predicate> |
<existence_predicate> |
<temporal predicate> ::=
<attribute_name> BEFORE <date-time expression>
<attribute_name> BEFORE OR DURING <period> |
<attribute_name> DURING <period> |
<attribute_name> DURING OR AFTER <period> |
<attribute_name> AFTER <date-time expression> |
<date-time expression ::= <date-time> | <period>
<existence_predicate> :=
<attribute_name> EXISTS
<attribute_name> DOES-NOT-EXIST |
<comparison predicate> ::= <attribute name> <comp op> <literal>
<text predicate> ::= <attribute name> [ NOT ] LIKE <character pattern>
<null predicate> ::= <attribute name> IS [ NOT ] NULL
(between predicate es una extensión)
<between predicate> ::= <attribute name> [ NOT ] BETWEEN <literal> AND < literal >
<character pattern> ::= <character string literal>
(* Ejemploscharacter pattern. :
attribute like '%contains_this%'
attribute like 'begins_with_this%'
attribute like '%ends_with_this'
attribute like 'd_ve' will match 'dave' or 'dove'
attribute not like '%will_not_contain_this%'
attribute not like 'will_not_begin_with_this%'
attribute not like '%will_not_end_with_this' *)
<comp op> ::= <equals operator>
<not equals operator> |
<less than operator> |
<greater than operator> |
<less than or equals operator> |
<greater than or equals operator> |
<literal> ::= <signed numeric literal>
<general literal> |
<general literal> ::=
<character string literal>
<datetime literal> |
<boolean literal> |
<geography literal |
<boolean literal> ::= TRUE | FALSE | UNKNOWN
<routine invocation> ::=
<geoop name><georoutine argument list>
<relgeoop name><relgeoop argument list> |
<routine name><argument list> |
<routine name> ::= < attribute name>
<geoop name> ::=
EQUAL | DISJOINT | INTERSECT | TOUCH | CROSS
WITHIN |
CONTAINS |
OVERLAP |
RELATE |
[1] RELATE requiere la implementación del correspondiente filtro en GeoTools.
<bbox argument list>::= "(" <attribute> ","<min X> ","<min Y> ","<max X> ","<max Y>["," <crs>] ")"
<min X> ::= <signed numerical literal>
<min Y> ::= <signed numerical literal>
<max X> ::= <signed numerical literal>
<max Y> ::= <signed numerical literal>
<crs> ::= ... (por omisión es EPSG:4326.)
<relgeoop name> ::= DWITHIN | BEYOND
<argument list> ::=
<left paren> [<positional arguments>] <right paren>
<positional arguments> ::=
<argument> [
Unknown macro: { <comma> <argument> }
... ]
<argument> ::= <literal> | <attribute name>
<georoutine argument list> ::=
<left paren><attribute name><comma><geometry literal><right paren>
<relgeoop argument list> ::= <left paren><attribute name><comma><geometry literal><comma><tolerance><right paren>
<tolerance> ::=<unsigned numeric literal><comma><distance units>
<distance units> ::= = "feet" | "meters" | "statute miles" | "nautical miles" | "kilometers"
<geometry literal> :=
<Point Tagged Text>
<LineString Tagged Text> |
<Polygon Tagged Text> |
<MultiPoint Tagged Text> |
<MultiLineString Tagged Text> |
<MultiPolygon Tagged Text> |
<GeometryCollection Tagged Text> |
<Envelope Tagged Text> |
<Point Tagged Text> ::= POINT <Point Text>
<LineString Tagged Text> ::= LINESTRING <LineString Text>
<Polygon Tagged Text> ::= POLYGON <Polygon Text>
<MultiPoint Tagged Text> ::= MULTIPOINT <Multipoint Text>
<MultiLineString Tagged Text> ::= MULTILINESTRING <MultiLineString Text>
<MultiPolygon Tagged Text> ::= MULTIPOLYGON <MultiPolygon Text>
<GeometryCollection Tagged Text> ::=GEOMETRYCOLLECTION <GeometryCollection Text>
<Point Text> := EMPTY | <left paren> <Point> <right paren>
<Point> := <x><space><y>
<x> := numeric literal
<y> := numeric literal
<LineString Text> := EMPTY | <left paren><Point>
Unknown macro: {<comma><Point >}
...<right paren>
<Polygon Text> := EMPTY | <left paren><LineString Text>
Unknown macro: {<comma><LineString Text> }
...<right paren>
<Multipoint Text> := EMPTY | <left paren><Point Text>
Unknown macro: {<comma><Point Text >}
...<right paren>
<MultiLineString Text> := EMPTY | <left paren><LineString Text>
Unknown macro: {<comma><LineString Text>}
...<right paren>
<MultiPolygon Text> := EMPTY | <left paren><Polygon Text>
Unknown macro: {<comma><Polygon Text>}
...<right paren>
<GeometryCollection Text> := EMPTY | <left paren><Geometry Tagged Text>
Unknown macro: {<comma><Geometry Tagged Text>}
...<right paren>
<Envelope Tagged Text> ::= ENVELOPE <Envelope Text>
<Envelope Text> ::= EMPTY |
<left paren><WestBoundLongitude><comma>
<EastBoundLongitude><comma>
<NorthBoundLatitude><comma>
<SouthBoundLatitude>< <right paren>
<WestBoundLongitude> ::= numeric literal
<EastBoundLongitude> ::= numeric literal
<NorthBoundLatitude> ::= numeric literal
<SouthBoundLatitude> ::= numeric literal
<date-time> ::= <full-date> "T" <UTC-time>
<full_date> ::= <date-year> "" <date-month> "" <date-day>
<date-year> ::= <digit><digit><digit><digit>
<date-month> ::= <digit><digit>
<date-day> ::= <digit><digit>
<UTC-time> ::= <time-hour> ":" <time-minute> ":" <time-second> "Z"
<time-hour> ::= <digit><digit>
<time-minute> ::= <digit><digit>
<time-second> ::= <digit><digit>[.<digit>...]
<duration> ::= "P" <dur-date> | "T"<dur-time>
<dur-date> ::= <dur-day> | <dur-month> | <dur-year> [<dur-time>]
<dur-day> ::= <digit>... "D"
<dur-month> ::= <digit>... "M" [<dur-day>]
<dur-year> ::= <didit>... "Y" [<dur-month>]
<dur-time> ::= <dir-hour> | <dur-minute> | <dur-second>
<dur-hour> ::= <digit>... "H" [<dur-minute>]
<dur-minute> ::= <digit>... "M" [<dur-second>]
<dur-second> ::= <digit>... "S"
<period> ::=
<date-time> "/" <date-time>
<date-time> "/" <duration> |
<duration> "/" <date-time> |
Design
Module Interface
Module Implementation
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