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5
Makefile
5
Makefile
@@ -1,7 +1,7 @@
|
||||
# cartodb/Makefile
|
||||
|
||||
EXTENSION = cartodb
|
||||
EXTVERSION = 0.16.2
|
||||
EXTVERSION = 0.17.0
|
||||
|
||||
SED = sed
|
||||
|
||||
@@ -69,6 +69,9 @@ UPGRADABLE = \
|
||||
0.16.0 \
|
||||
0.16.1 \
|
||||
0.16.2 \
|
||||
0.16.3 \
|
||||
0.16.4 \
|
||||
0.17.0 \
|
||||
$(EXTVERSION)dev \
|
||||
$(EXTVERSION)next \
|
||||
$(END)
|
||||
|
||||
29
NEWS.md
29
NEWS.md
@@ -1,3 +1,32 @@
|
||||
0.17.0 (2016-07-04)
|
||||
-------------------
|
||||
|
||||
* Add export config for cdb_analysis_catalog table #268.
|
||||
* Add some extra fields to cdb_analysis_catalog table. Track user, error_message for failures, and last entity modifying the node #267.
|
||||
* Exclude overviews from user data size #262.
|
||||
|
||||
|
||||
0.16.4 (2016-05-27)
|
||||
-------------------
|
||||
|
||||
* Change CDB_ZoomFromScale() to use a formula and raise
|
||||
maximum overview level from 23 to 29.
|
||||
[#259](https://github.com/CartoDB/cartodb-postgresql/pull/259)
|
||||
|
||||
* Fix bug in overview creating causing it to fail when `x` or
|
||||
`y` columns exist with non-integer type. Prevent also
|
||||
potential integer overflows limiting maximum overview level
|
||||
to 23.
|
||||
[#258](https://github.com/CartoDB/cartodb-postgresql/pull/258)
|
||||
|
||||
|
||||
0.16.3 (2016-05-09)
|
||||
-------------------
|
||||
|
||||
* Fix overview creation problem for organization users
|
||||
with names that require quoting:
|
||||
[#253](https://github.com/CartoDB/cartodb-postgresql/pull/253)
|
||||
|
||||
0.16.2 (2016-04-27)
|
||||
-------------------
|
||||
|
||||
|
||||
@@ -1,6 +1,8 @@
|
||||
-- Table to register analysis nodes from https://github.com/cartodb/camshaft
|
||||
CREATE TABLE IF NOT EXISTS
|
||||
cartodb.cdb_analysis_catalog (
|
||||
-- useful for multi account deployments
|
||||
username text,
|
||||
-- md5 hex hash
|
||||
node_id char(40) CONSTRAINT cdb_analysis_catalog_pkey PRIMARY KEY,
|
||||
-- being json allows to do queries like analysis_def->>'type' = 'buffer'
|
||||
@@ -20,5 +22,43 @@ cartodb.cdb_analysis_catalog (
|
||||
-- should register the number of times the node was used
|
||||
hits NUMERIC DEFAULT 0,
|
||||
-- should register what was the last node using current node
|
||||
last_used_from char(40)
|
||||
last_used_from char(40),
|
||||
-- last job modifying the node
|
||||
last_modified_by uuid,
|
||||
-- store error message for failures
|
||||
last_error_message text
|
||||
);
|
||||
|
||||
-- This can only be called from an SQL script executed by CREATE EXTENSION
|
||||
DO LANGUAGE 'plpgsql' $$
|
||||
BEGIN
|
||||
PERFORM pg_catalog.pg_extension_config_dump('cartodb.cdb_analysis_catalog', '');
|
||||
END
|
||||
$$;
|
||||
|
||||
DO $$
|
||||
BEGIN
|
||||
BEGIN
|
||||
ALTER TABLE cartodb.cdb_analysis_catalog ADD COLUMN username text;
|
||||
EXCEPTION
|
||||
WHEN duplicate_column THEN END;
|
||||
END;
|
||||
$$;
|
||||
|
||||
DO $$
|
||||
BEGIN
|
||||
BEGIN
|
||||
ALTER TABLE cartodb.cdb_analysis_catalog ADD COLUMN last_modified_by uuid;
|
||||
EXCEPTION
|
||||
WHEN duplicate_column THEN END;
|
||||
END;
|
||||
$$;
|
||||
|
||||
DO $$
|
||||
BEGIN
|
||||
BEGIN
|
||||
ALTER TABLE cartodb.cdb_analysis_catalog ADD COLUMN last_error_message text;
|
||||
EXCEPTION
|
||||
WHEN duplicate_column THEN END;
|
||||
END;
|
||||
$$;
|
||||
|
||||
@@ -1,149 +1,3 @@
|
||||
-- Information about tables in a schema.
|
||||
-- If the schema name parameter is NULL, then tables from all schemas
|
||||
-- that may contain user tables are returned.
|
||||
-- For each table, the regclass, schema name and table name are returned.
|
||||
-- Scope: private.
|
||||
CREATE OR REPLACE FUNCTION _CDB_UserTablesInSchema(schema_name text DEFAULT NULL)
|
||||
RETURNS TABLE(table_regclass REGCLASS, schema_name TEXT, table_name TEXT)
|
||||
AS $$
|
||||
SELECT
|
||||
c.oid::regclass AS table_regclass,
|
||||
n.nspname::text AS schema_name,
|
||||
c.relname::text AS table_relname
|
||||
FROM pg_class c
|
||||
JOIN pg_namespace n ON n.oid = c.relnamespace
|
||||
WHERE c.relkind = 'r'
|
||||
AND c.relname NOT IN ('cdb_tablemetadata', 'spatial_ref_sys')
|
||||
AND CASE WHEN schema_name IS NULL
|
||||
THEN n.nspname NOT IN ('pg_catalog', 'information_schema', 'topology', 'cartodb')
|
||||
ELSE n.nspname = schema_name
|
||||
END;
|
||||
$$ LANGUAGE 'sql';
|
||||
|
||||
-- Pattern that can be used to detect overview tables and Extract
|
||||
-- the intended zoom level from the table name.
|
||||
-- Scope: private.
|
||||
CREATE OR REPLACE FUNCTION _CDB_OverviewTableDiscriminator()
|
||||
RETURNS TEXT
|
||||
AS $$
|
||||
BEGIN
|
||||
RETURN '\A_vovw_(\d+)_';
|
||||
END;
|
||||
$$ LANGUAGE PLPGSQL IMMUTABLE;
|
||||
-- substring(tablename from _CDB_OverviewTableDiscriminator())
|
||||
|
||||
|
||||
-- Pattern matched by the overview tables of a given base table name.
|
||||
-- Scope: private.
|
||||
CREATE OR REPLACE FUNCTION _CDB_OverviewTablePattern(base_table TEXT)
|
||||
RETURNS TEXT
|
||||
AS $$
|
||||
BEGIN
|
||||
RETURN _CDB_OverviewTableDiscriminator() || base_table;
|
||||
END;
|
||||
$$ LANGUAGE PLPGSQL IMMUTABLE;
|
||||
-- tablename SIMILAR TO _CDB_OverviewTablePattern(base_table)
|
||||
|
||||
-- Name of an overview table, given the base table name and the Z level
|
||||
-- Scope: private.
|
||||
CREATE OR REPLACE FUNCTION _CDB_OverviewTableName(base_table TEXT, z INTEGER)
|
||||
RETURNS TEXT
|
||||
AS $$
|
||||
BEGIN
|
||||
RETURN '_vovw_' || z::text || '_' || base_table;
|
||||
END;
|
||||
$$ LANGUAGE PLPGSQL IMMUTABLE;
|
||||
|
||||
-- Condition to check if a tabla is an overview table of some base table
|
||||
-- Scope: private.
|
||||
CREATE OR REPLACE FUNCTION _CDB_IsOverviewTableOf(base_table TEXT, otable TEXT)
|
||||
RETURNS BOOLEAN
|
||||
AS $$
|
||||
BEGIN
|
||||
RETURN otable SIMILAR TO _CDB_OverviewTablePattern(base_table);
|
||||
END;
|
||||
$$ LANGUAGE PLPGSQL IMMUTABLE;
|
||||
|
||||
-- Extract the Z level from an overview table name
|
||||
-- Scope: private.
|
||||
CREATE OR REPLACE FUNCTION _CDB_OverviewTableZ(otable TEXT)
|
||||
RETURNS INTEGER
|
||||
AS $$
|
||||
BEGIN
|
||||
RETURN substring(otable from _CDB_OverviewTableDiscriminator())::integer;
|
||||
END;
|
||||
$$ LANGUAGE PLPGSQL IMMUTABLE;
|
||||
|
||||
-- Name of the base table corresponding to an overview table
|
||||
-- Scope: private.
|
||||
CREATE OR REPLACE FUNCTION _CDB_OverviewBaseTableName(overview_table TEXT)
|
||||
RETURNS TEXT
|
||||
AS $$
|
||||
BEGIN
|
||||
IF _CDB_OverviewTableZ(overview_table) IS NULL THEN
|
||||
RETURN overview_table;
|
||||
ELSE
|
||||
RETURN regexp_replace(overview_table, _CDB_OverviewTableDiscriminator(), '');
|
||||
END IF;
|
||||
END;
|
||||
$$ LANGUAGE PLPGSQL IMMUTABLE;
|
||||
|
||||
CREATE OR REPLACE FUNCTION _CDB_OverviewBaseTable(overview_table REGCLASS)
|
||||
RETURNS REGCLASS
|
||||
AS $$
|
||||
DECLARE
|
||||
table_name TEXT;
|
||||
schema_name TEXT;
|
||||
base_name TEXT;
|
||||
base_table REGCLASS;
|
||||
BEGIN
|
||||
SELECT * FROM _cdb_split_table_name(overview_table) INTO schema_name, table_name;
|
||||
base_name := _CDB_OverviewBaseTableName(table_name);
|
||||
IF base_name != table_name THEN
|
||||
base_table := Format('%I.%I', schema_name, base_name)::regclass;
|
||||
ELSE
|
||||
base_table := overview_table;
|
||||
END IF;
|
||||
RETURN base_table;
|
||||
END;
|
||||
$$ LANGUAGE PLPGSQL IMMUTABLE;
|
||||
|
||||
-- Schema and relation names of a table given its reloid
|
||||
-- Scope: private.
|
||||
-- Parameters
|
||||
-- reloid: oid of the table.
|
||||
-- Return (schema_name, table_name)
|
||||
-- note that returned names will be quoted if necessary
|
||||
CREATE OR REPLACE FUNCTION _cdb_split_table_name(reloid REGCLASS, OUT schema_name TEXT, OUT table_name TEXT)
|
||||
AS $$
|
||||
BEGIN
|
||||
SELECT n.nspname, c.relname
|
||||
INTO STRICT schema_name, table_name
|
||||
FROM pg_class c JOIN pg_namespace n ON c.relnamespace = n.oid
|
||||
WHERE c.oid = reloid;
|
||||
END
|
||||
$$ LANGUAGE PLPGSQL IMMUTABLE;
|
||||
|
||||
-- Schema and relation names of a table given its reloid
|
||||
-- Scope: private.
|
||||
-- Parameters
|
||||
-- reloid: oid of the table.
|
||||
-- Return (schema_name, table_name)
|
||||
-- note that returned names will be quoted if necessary
|
||||
CREATE OR REPLACE FUNCTION _cdb_schema_name(reloid REGCLASS)
|
||||
RETURNS TEXT
|
||||
AS $$
|
||||
DECLARE
|
||||
schema_name TEXT;
|
||||
BEGIN
|
||||
SELECT n.nspname
|
||||
INTO STRICT schema_name
|
||||
FROM pg_class c JOIN pg_namespace n ON c.relnamespace = n.oid
|
||||
WHERE c.oid = reloid;
|
||||
RETURN schema_name;
|
||||
END
|
||||
$$ LANGUAGE PLPGSQL IMMUTABLE;
|
||||
|
||||
-- Remove a dataset's existing overview tables.
|
||||
-- Scope: public
|
||||
-- Parameters:
|
||||
@@ -235,7 +89,7 @@ AS $$
|
||||
FROM pg_class c JOIN pg_namespace n on n.oid = c.relnamespace WHERE c.oid = reloid::oid;
|
||||
|
||||
ext_query = format(
|
||||
'SELECT ST_EstimatedExtent(''%1$I'', ''%2$I'', ''%3$I'');',
|
||||
'SELECT ST_EstimatedExtent(''%1$s'', ''%2$s'', ''%3$s'');',
|
||||
table_id.schema_name, table_id.table_name, 'the_geom_webmercator'
|
||||
);
|
||||
|
||||
@@ -297,7 +151,11 @@ AS $$
|
||||
WITH RECURSIVE t(x, y, z, e) AS (
|
||||
WITH ext AS (SELECT _cdb_estimated_extent(%6$s) as g),
|
||||
base AS (
|
||||
SELECT (-floor(log(2, (greatest(ST_XMax(ext.g)-ST_XMin(ext.g), ST_YMax(ext.g)-ST_YMin(ext.g))/(%4$s*%5$s))::numeric)))::integer z
|
||||
SELECT
|
||||
least(
|
||||
-floor(log(2, (greatest(ST_XMax(ext.g)-ST_XMin(ext.g), ST_YMax(ext.g)-ST_YMin(ext.g))/(%4$s*%5$s))::numeric)),
|
||||
_CDB_MaxOverviewLevel()+1
|
||||
)::integer z
|
||||
FROM ext
|
||||
),
|
||||
lim AS (
|
||||
@@ -319,10 +177,10 @@ AS $$
|
||||
UNION ALL
|
||||
SELECT x*2 + xx, y*2 + yy, t.z+1, (
|
||||
SELECT count(*) FROM %1$s
|
||||
WHERE the_geom_webmercator && CDB_XYZ_Extent(x*2 + xx, y*2 + yy, t.z+1)
|
||||
WHERE the_geom_webmercator && CDB_XYZ_Extent(t.x*2 + c.xx, t.y*2 + c.yy, t.z+1)
|
||||
)
|
||||
FROM t, base, (VALUES (0, 0), (0, 1), (1, 1), (1, 0)) AS c(xx, yy)
|
||||
WHERE t.e > %2$s AND t.z < (base.z + %3$s)
|
||||
WHERE t.e > %2$s AND t.z < least(base.z + %3$s, _CDB_MaxZoomLevel())
|
||||
)
|
||||
SELECT MAX(e/ST_Area(CDB_XYZ_Extent(x,y,z))) FROM t where e > 0;
|
||||
', reloid::text, min_features, nz, n, c, reloid::oid)
|
||||
@@ -363,7 +221,7 @@ AS $$
|
||||
-- find minimum z so that fd*ta(z) <= lim
|
||||
-- compute a rough 'feature density' value
|
||||
SELECT CDB_XYZ_Resolution(-8) INTO c;
|
||||
RETURN ceil(log(2.0, (c*c*fd/lim)::numeric)/2);
|
||||
RETURN least(_CDB_MaxOverviewLevel()+1, ceil(log(2.0, (c*c*fd/lim)::numeric)/2));
|
||||
END;
|
||||
$$ LANGUAGE PLPGSQL STABLE;
|
||||
|
||||
@@ -591,7 +449,7 @@ $$
|
||||
$$
|
||||
LANGUAGE SQL IMMUTABLE;
|
||||
|
||||
-- Tell Postgres how to use our aggregate
|
||||
DROP AGGREGATE IF EXISTS _cdb_mode(anyelement);
|
||||
CREATE AGGREGATE _cdb_mode(anyelement) (
|
||||
SFUNC=array_append,
|
||||
STYPE=anyarray,
|
||||
|
||||
173
scripts-available/CDB_OverviewsSupport.sql
Normal file
173
scripts-available/CDB_OverviewsSupport.sql
Normal file
@@ -0,0 +1,173 @@
|
||||
-- Auxiliary overviews FUNCTIONS
|
||||
|
||||
-- Maximum zoom level for which overviews may be created
|
||||
CREATE OR REPLACE FUNCTION _CDB_MaxOverviewLevel()
|
||||
RETURNS INTEGER
|
||||
AS $$
|
||||
BEGIN
|
||||
-- Zoom level will be limited so that both tile coordinates
|
||||
-- and gridding coordinates within a tile up to 1px
|
||||
-- (i.e. tile coordinates / 256)
|
||||
-- can be stored in a 32-bit signed integer.
|
||||
-- We have 31 bits por positive numbers
|
||||
-- For zoom level Z coordinates range from 0 to 2^Z-1, so they
|
||||
-- need Z bits, and need 8 bits more to address pixels within a tile
|
||||
-- (gridding), so we'll limit Z to a maximum of 31 - 8
|
||||
RETURN 23;
|
||||
END;
|
||||
$$ LANGUAGE PLPGSQL IMMUTABLE;
|
||||
|
||||
-- Maximum zoom level usable with integer coordinates
|
||||
CREATE OR REPLACE FUNCTION _CDB_MaxZoomLevel()
|
||||
RETURNS INTEGER
|
||||
AS $$
|
||||
BEGIN
|
||||
RETURN 31;
|
||||
END;
|
||||
$$ LANGUAGE PLPGSQL IMMUTABLE;
|
||||
|
||||
-- Information about tables in a schema.
|
||||
-- If the schema name parameter is NULL, then tables from all schemas
|
||||
-- that may contain user tables are returned.
|
||||
-- For each table, the regclass, schema name and table name are returned.
|
||||
-- Scope: private.
|
||||
CREATE OR REPLACE FUNCTION _CDB_UserTablesInSchema(schema_name text DEFAULT NULL)
|
||||
RETURNS TABLE(table_regclass REGCLASS, schema_name TEXT, table_name TEXT)
|
||||
AS $$
|
||||
SELECT
|
||||
c.oid::regclass AS table_regclass,
|
||||
n.nspname::text AS schema_name,
|
||||
c.relname::text AS table_relname
|
||||
FROM pg_class c
|
||||
JOIN pg_namespace n ON n.oid = c.relnamespace
|
||||
WHERE c.relkind = 'r'
|
||||
AND c.relname NOT IN ('cdb_tablemetadata', 'spatial_ref_sys')
|
||||
AND CASE WHEN schema_name IS NULL
|
||||
THEN n.nspname NOT IN ('pg_catalog', 'information_schema', 'topology', 'cartodb')
|
||||
ELSE n.nspname = schema_name
|
||||
END;
|
||||
$$ LANGUAGE 'sql';
|
||||
|
||||
-- Pattern that can be used to detect overview tables and Extract
|
||||
-- the intended zoom level from the table name.
|
||||
-- Scope: private.
|
||||
CREATE OR REPLACE FUNCTION _CDB_OverviewTableDiscriminator()
|
||||
RETURNS TEXT
|
||||
AS $$
|
||||
BEGIN
|
||||
RETURN '\A_vovw_(\d+)_';
|
||||
END;
|
||||
$$ LANGUAGE PLPGSQL IMMUTABLE;
|
||||
-- substring(tablename from _CDB_OverviewTableDiscriminator())
|
||||
|
||||
|
||||
-- Pattern matched by the overview tables of a given base table name.
|
||||
-- Scope: private.
|
||||
CREATE OR REPLACE FUNCTION _CDB_OverviewTablePattern(base_table TEXT)
|
||||
RETURNS TEXT
|
||||
AS $$
|
||||
BEGIN
|
||||
RETURN _CDB_OverviewTableDiscriminator() || base_table;
|
||||
END;
|
||||
$$ LANGUAGE PLPGSQL IMMUTABLE;
|
||||
-- tablename SIMILAR TO _CDB_OverviewTablePattern(base_table)
|
||||
|
||||
-- Name of an overview table, given the base table name and the Z level
|
||||
-- Scope: private.
|
||||
CREATE OR REPLACE FUNCTION _CDB_OverviewTableName(base_table TEXT, z INTEGER)
|
||||
RETURNS TEXT
|
||||
AS $$
|
||||
BEGIN
|
||||
RETURN '_vovw_' || z::text || '_' || base_table;
|
||||
END;
|
||||
$$ LANGUAGE PLPGSQL IMMUTABLE;
|
||||
|
||||
-- Condition to check if a tabla is an overview table of some base table
|
||||
-- Scope: private.
|
||||
CREATE OR REPLACE FUNCTION _CDB_IsOverviewTableOf(base_table TEXT, otable TEXT)
|
||||
RETURNS BOOLEAN
|
||||
AS $$
|
||||
BEGIN
|
||||
RETURN otable SIMILAR TO _CDB_OverviewTablePattern(base_table);
|
||||
END;
|
||||
$$ LANGUAGE PLPGSQL IMMUTABLE;
|
||||
|
||||
-- Extract the Z level from an overview table name
|
||||
-- Scope: private.
|
||||
CREATE OR REPLACE FUNCTION _CDB_OverviewTableZ(otable TEXT)
|
||||
RETURNS INTEGER
|
||||
AS $$
|
||||
BEGIN
|
||||
RETURN substring(otable from _CDB_OverviewTableDiscriminator())::integer;
|
||||
END;
|
||||
$$ LANGUAGE PLPGSQL IMMUTABLE;
|
||||
|
||||
-- Name of the base table corresponding to an overview table
|
||||
-- Scope: private.
|
||||
CREATE OR REPLACE FUNCTION _CDB_OverviewBaseTableName(overview_table TEXT)
|
||||
RETURNS TEXT
|
||||
AS $$
|
||||
BEGIN
|
||||
IF _CDB_OverviewTableZ(overview_table) IS NULL THEN
|
||||
RETURN overview_table;
|
||||
ELSE
|
||||
RETURN regexp_replace(overview_table, _CDB_OverviewTableDiscriminator(), '');
|
||||
END IF;
|
||||
END;
|
||||
$$ LANGUAGE PLPGSQL IMMUTABLE;
|
||||
|
||||
CREATE OR REPLACE FUNCTION _CDB_OverviewBaseTable(overview_table REGCLASS)
|
||||
RETURNS REGCLASS
|
||||
AS $$
|
||||
DECLARE
|
||||
table_name TEXT;
|
||||
schema_name TEXT;
|
||||
base_name TEXT;
|
||||
base_table REGCLASS;
|
||||
BEGIN
|
||||
SELECT * FROM _cdb_split_table_name(overview_table) INTO schema_name, table_name;
|
||||
base_name := _CDB_OverviewBaseTableName(table_name);
|
||||
IF base_name != table_name THEN
|
||||
base_table := Format('%I.%I', schema_name, base_name)::regclass;
|
||||
ELSE
|
||||
base_table := overview_table;
|
||||
END IF;
|
||||
RETURN base_table;
|
||||
END;
|
||||
$$ LANGUAGE PLPGSQL IMMUTABLE;
|
||||
|
||||
-- Schema and relation names of a table given its reloid
|
||||
-- Scope: private.
|
||||
-- Parameters
|
||||
-- reloid: oid of the table.
|
||||
-- Return (schema_name, table_name)
|
||||
-- note that returned names will be quoted if necessary
|
||||
CREATE OR REPLACE FUNCTION _cdb_split_table_name(reloid REGCLASS, OUT schema_name TEXT, OUT table_name TEXT)
|
||||
AS $$
|
||||
BEGIN
|
||||
SELECT n.nspname, c.relname
|
||||
INTO STRICT schema_name, table_name
|
||||
FROM pg_class c JOIN pg_namespace n ON c.relnamespace = n.oid
|
||||
WHERE c.oid = reloid;
|
||||
END
|
||||
$$ LANGUAGE PLPGSQL IMMUTABLE;
|
||||
|
||||
-- Schema and relation names of a table given its reloid
|
||||
-- Scope: private.
|
||||
-- Parameters
|
||||
-- reloid: oid of the table.
|
||||
-- Return (schema_name, table_name)
|
||||
-- note that returned names will be quoted if necessary
|
||||
CREATE OR REPLACE FUNCTION _cdb_schema_name(reloid REGCLASS)
|
||||
RETURNS TEXT
|
||||
AS $$
|
||||
DECLARE
|
||||
schema_name TEXT;
|
||||
BEGIN
|
||||
SELECT n.nspname
|
||||
INTO STRICT schema_name
|
||||
FROM pg_class c JOIN pg_namespace n ON c.relnamespace = n.oid
|
||||
WHERE c.oid = reloid;
|
||||
RETURN schema_name;
|
||||
END
|
||||
$$ LANGUAGE PLPGSQL IMMUTABLE;
|
||||
@@ -35,7 +35,11 @@ BEGIN
|
||||
table_cat AS (
|
||||
SELECT
|
||||
table_name,
|
||||
EXISTS(select * from raster_tables where o_table_name = table_name) AS is_overview,
|
||||
(
|
||||
EXISTS(select * from raster_tables where o_table_name = table_name)
|
||||
OR
|
||||
table_name SIMILAR TO _CDB_OverviewTableDiscriminator() || '[\w\d]*'
|
||||
) AS is_overview,
|
||||
EXISTS(SELECT * FROM raster_tables WHERE r_table_name = table_name) AS is_raster
|
||||
FROM user_tables
|
||||
),
|
||||
|
||||
@@ -1,30 +1,36 @@
|
||||
CREATE OR REPLACE FUNCTION cartodb.CDB_ZoomFromScale(scaleDenominator numeric) RETURNS int AS $$
|
||||
BEGIN
|
||||
CASE
|
||||
WHEN scaleDenominator > 500000000 THEN RETURN 0;
|
||||
WHEN scaleDenominator <= 500000000 AND scaleDenominator > 200000000 THEN RETURN 1;
|
||||
WHEN scaleDenominator <= 200000000 AND scaleDenominator > 100000000 THEN RETURN 2;
|
||||
WHEN scaleDenominator <= 100000000 AND scaleDenominator > 50000000 THEN RETURN 3;
|
||||
WHEN scaleDenominator <= 50000000 AND scaleDenominator > 25000000 THEN RETURN 4;
|
||||
WHEN scaleDenominator <= 25000000 AND scaleDenominator > 12500000 THEN RETURN 5;
|
||||
WHEN scaleDenominator <= 12500000 AND scaleDenominator > 6500000 THEN RETURN 6;
|
||||
WHEN scaleDenominator <= 6500000 AND scaleDenominator > 3000000 THEN RETURN 7;
|
||||
WHEN scaleDenominator <= 3000000 AND scaleDenominator > 1500000 THEN RETURN 8;
|
||||
WHEN scaleDenominator <= 1500000 AND scaleDenominator > 750000 THEN RETURN 9;
|
||||
WHEN scaleDenominator <= 750000 AND scaleDenominator > 400000 THEN RETURN 10;
|
||||
WHEN scaleDenominator <= 400000 AND scaleDenominator > 200000 THEN RETURN 11;
|
||||
WHEN scaleDenominator <= 200000 AND scaleDenominator > 100000 THEN RETURN 12;
|
||||
WHEN scaleDenominator <= 100000 AND scaleDenominator > 50000 THEN RETURN 13;
|
||||
WHEN scaleDenominator <= 50000 AND scaleDenominator > 25000 THEN RETURN 14;
|
||||
WHEN scaleDenominator <= 25000 AND scaleDenominator > 12500 THEN RETURN 15;
|
||||
WHEN scaleDenominator <= 12500 AND scaleDenominator > 5000 THEN RETURN 16;
|
||||
WHEN scaleDenominator <= 5000 AND scaleDenominator > 2500 THEN RETURN 17;
|
||||
WHEN scaleDenominator <= 2500 AND scaleDenominator > 1500 THEN RETURN 18;
|
||||
WHEN scaleDenominator <= 1500 AND scaleDenominator > 750 THEN RETURN 19;
|
||||
WHEN scaleDenominator <= 750 AND scaleDenominator > 500 THEN RETURN 20;
|
||||
WHEN scaleDenominator <= 500 AND scaleDenominator > 250 THEN RETURN 21;
|
||||
WHEN scaleDenominator <= 250 AND scaleDenominator > 100 THEN RETURN 22;
|
||||
WHEN scaleDenominator <= 100 THEN RETURN 23;
|
||||
END CASE;
|
||||
END
|
||||
$$ LANGUAGE plpgsql IMMUTABLE;
|
||||
-- Maximum supported zoom level
|
||||
CREATE OR REPLACE FUNCTION _CDB_MaxSupportedZoom()
|
||||
RETURNS int
|
||||
LANGUAGE SQL
|
||||
IMMUTABLE
|
||||
AS $$
|
||||
-- The maximum zoom level has to be limited for various reasons,
|
||||
-- e.g. zoom levels greater than 31 would require tile coordinates
|
||||
-- that would not fit in an INTEGER (which is signed, 32 bits long).
|
||||
-- We'll choose 20 as a limit which is safe also when the JavaScript shift
|
||||
-- operator (<<) is used for computing powers of two.
|
||||
SELECT 29;
|
||||
$$;
|
||||
|
||||
CREATE OR REPLACE FUNCTION cartodb.CDB_ZoomFromScale(scaleDenominator numeric)
|
||||
RETURNS int
|
||||
LANGUAGE SQL
|
||||
IMMUTABLE
|
||||
AS $$
|
||||
SELECT
|
||||
CASE
|
||||
WHEN scaleDenominator > 600000000 THEN
|
||||
-- Scale is smaller than zoom level 0
|
||||
NULL
|
||||
WHEN scaleDenominator = 0 THEN
|
||||
-- Actual zoom level would be infinite
|
||||
_CDB_MaxSupportedZoom()
|
||||
ELSE
|
||||
CAST (
|
||||
LEAST(
|
||||
ROUND(LOG(2, 559082264.028/scaleDenominator)),
|
||||
_CDB_MaxSupportedZoom()
|
||||
)
|
||||
AS INTEGER)
|
||||
END;
|
||||
$$;
|
||||
|
||||
1
scripts-enabled/085-CDB_OverviewsSupport.sql
Symbolic link
1
scripts-enabled/085-CDB_OverviewsSupport.sql
Symbolic link
@@ -0,0 +1 @@
|
||||
../scripts-available/CDB_OverviewsSupport.sql
|
||||
@@ -4,4 +4,4 @@ SET SCHEMA 'cartodb';
|
||||
\i scripts-available/CDB_ColumnNames.sql
|
||||
\i scripts-available/CDB_ColumnType.sql
|
||||
\i scripts-available/CDB_AnalysisCatalog.sql
|
||||
SET SCHEMA 'public';
|
||||
SET SCHEMA 'public';
|
||||
|
||||
@@ -181,6 +181,7 @@ function setup_database() {
|
||||
|
||||
log_info "########################### BOOTSTRAP ###########################"
|
||||
${CMD} -d ${DATABASE} -f scripts-available/CDB_Organizations.sql
|
||||
${CMD} -d ${DATABASE} -f scripts-available/CDB_OverviewsSupport.sql
|
||||
# trick to allow forcing a schema when loading SQL files (see: http://bit.ly/1HeLnhL)
|
||||
${CMD} -d ${DATABASE} -f test/extension/run_at_cartodb_schema.sql
|
||||
}
|
||||
|
||||
Reference in New Issue
Block a user