Copy cartodb lib/sql scripts from CDB_CartodbfyTable branch

scripts-available/CDB_QueryStatements.sql

@@ -0,0 +1,13 @@
+-- Return an array of statements found in the given query text
+--
+-- Curtesy of Hubert Lubaczewski (depesz)
+--
+CREATE OR REPLACE FUNCTION CDB_QueryStatements(query text) 
+RETURNS SETOF TEXT AS $$
+   SELECT stmt FROM (
+     SELECT btrim(q[1], E' \n\t\r;') as stmt FROM (
+       SELECT regexp_matches( $1, $REG$((?:[^'"$;]+|"[^"]*"|'(?:[^']*|'')*'|(\$[^$]*\$).*?\2)+)$REG$, 'g' ) as q
+     ) i
+   ) j
+   WHERE stmt <> '';
+$$ language sql IMMUTABLE STRICT;