update

Former-commit-id: bdede6ed1b6f578f2ef046c338caf02d0b29d453 [formerly 7187de361b53e9c8ec121df379b762f2db736ea2]
Former-commit-id: 447d58460fbbfd05ffe08428a1288e392637561d

_embed/public/ace/demo/kitchen-sink/docs/pgsql.pgsql

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+
+BEGIN;
+
+/**
+* Samples from PostgreSQL src/tutorial/basics.source
+*/
+CREATE TABLE weather (
+	city		varchar(80),
+	temp_lo		int,		-- low temperature
+	temp_hi		int,		-- high temperature
+	prcp		real,		-- precipitation
+	"date"		date
+);
+
+CREATE TABLE cities (
+	name		varchar(80),
+	location	point
+);
+
+
+INSERT INTO weather
+    VALUES ('San Francisco', 46, 50, 0.25, '1994-11-27');
+
+INSERT INTO cities
+    VALUES ('San Francisco', '(-194.0, 53.0)');
+
+INSERT INTO weather (city, temp_lo, temp_hi, prcp, "date")
+    VALUES ('San Francisco', 43, 57, 0.0, '1994-11-29');
+
+INSERT INTO weather (date, city, temp_hi, temp_lo)
+    VALUES ('1994-11-29', 'Hayward', 54, 37);
+
+
+SELECT city, (temp_hi+temp_lo)/2 AS temp_avg, "date" FROM weather;
+
+SELECT city, temp_lo, temp_hi, prcp, "date", location
+    FROM weather, cities
+    WHERE city = name;
+
+
+
+/**
+* Dollar quotes starting at the end of the line are colored as SQL unless
+* a special language tag is used. Dollar quote syntax coloring is implemented
+* for Perl, Python, JavaScript, and Json.
+*/
+create or replace function blob_content_chunked(
+    in p_data bytea, 
+    in p_chunk integer)
+returns setof bytea as $$
+-- Still SQL comments
+declare
+	v_size integer = octet_length(p_data);
+begin
+	for i in 1..v_size by p_chunk loop
+		return next substring(p_data from i for p_chunk);
+	end loop;
+end;
+$$ language plpgsql stable;
+
+
+-- pl/perl
+CREATE FUNCTION perl_max (integer, integer) RETURNS integer AS $perl$
+    # perl comment...
+    my ($x,$y) = @_;
+    if (! defined $x) {
+        if (! defined $y) { return undef; }
+        return $y;
+    }
+    if (! defined $y) { return $x; }
+    if ($x > $y) { return $x; }
+    return $y;
+$perl$ LANGUAGE plperl;
+
+-- pl/python
+CREATE FUNCTION usesavedplan() RETURNS trigger AS $python$
+    # python comment...
+    if SD.has_key("plan"):
+        plan = SD["plan"]
+    else:
+        plan = plpy.prepare("SELECT 1")
+        SD["plan"] = plan
+$python$ LANGUAGE plpythonu;
+
+-- pl/v8 (javascript)
+CREATE FUNCTION plv8_test(keys text[], vals text[]) RETURNS text AS $javascript$
+var o = {};
+for(var i=0; i<keys.length; i++){
+ o[keys[i]] = vals[i];
+}
+return JSON.stringify(o);
+$javascript$ LANGUAGE plv8 IMMUTABLE STRICT;
+
+-- json
+select * from json_object_keys($json$
+{
+  "f1": 5,
+  "f2": "test",
+  "f3": {}
+}
+$json$);
+
+
+-- psql commands
+\df cash*
+
+
+-- Some string samples.
+select 'don''t do it now;' || 'maybe later';
+select E'dont\'t do it';
+select length('some other''s stuff' || $$cat in hat's stuff $$);
+
+select $$ strings
+over multiple 
+lines - use dollar quotes
+$$;
+
+END;