17 lines
600 B
PL/PgSQL
17 lines
600 B
PL/PgSQL
-- Function returning the type of a column
|
|
CREATE OR REPLACE FUNCTION CDB_ColumnType(REGCLASS, TEXT)
|
|
RETURNS information_schema.character_data
|
|
AS $$
|
|
SELECT
|
|
format_type(a.atttypid, NULL)::information_schema.character_data data_type
|
|
FROM pg_class c
|
|
LEFT JOIN pg_attribute a ON a.attrelid = c.oid
|
|
WHERE c.oid = $1::oid
|
|
AND a.attname = $2
|
|
AND a.attstattarget < 0; -- exclude system columns
|
|
$$ LANGUAGE SQL;
|
|
|
|
-- This is to migrate from pre-0.2.0 version
|
|
-- See http://github.com/CartoDB/cartodb-postgresql/issues/36
|
|
GRANT EXECUTE ON FUNCTION CDB_ColumnType(REGCLASS, TEXT) TO public;
|