-- Test of index bulk load SELECT setseed(1); CREATE TABLE "gin_check"("Column1" int[]); -- posting trees (frequently used entries) INSERT INTO gin_check select array_agg(round(random()*255) ) from generate_series(1, 100000) as i group by i % 10000; -- posting leaves (sparse entries) INSERT INTO gin_check select array_agg(255 + round(random()*100)) from generate_series(1, 100) as i group by i % 100; CREATE INDEX gin_check_idx on "gin_check" USING GIN("Column1"); SELECT gin_index_check('gin_check_idx'); -- cleanup DROP TABLE gin_check; -- Test index inserts SELECT setseed(1); CREATE TABLE "gin_check"("Column1" int[]); CREATE INDEX gin_check_idx on "gin_check" USING GIN("Column1"); ALTER INDEX gin_check_idx SET (fastupdate = false); -- posting trees INSERT INTO gin_check select array_agg(round(random()*255) ) from generate_series(1, 100000) as i group by i % 10000; -- posting leaves INSERT INTO gin_check select array_agg(100 + round(random()*255)) from generate_series(1, 100) as i group by i % 100; SELECT gin_index_check('gin_check_idx'); -- cleanup DROP TABLE gin_check; -- Test GIN over text array SELECT setseed(1); CREATE TABLE "gin_check_text_array"("Column1" text[]); -- posting trees INSERT INTO gin_check_text_array select array_agg(sha256(round(random()*300)::text::bytea)::text) from generate_series(1, 100000) as i group by i % 10000; -- posting leaves INSERT INTO gin_check_text_array select array_agg(sha256(round(random()*300 + 300)::text::bytea)::text) from generate_series(1, 10000) as i group by i % 100; CREATE INDEX gin_check_text_array_idx on "gin_check_text_array" USING GIN("Column1"); SELECT gin_index_check('gin_check_text_array_idx'); -- cleanup DROP TABLE gin_check_text_array; -- Test GIN over jsonb CREATE TABLE "gin_check_jsonb"("j" jsonb); INSERT INTO gin_check_jsonb values ('{"a":[["b",{"x":1}],["b",{"x":2}]],"c":3}'); INSERT INTO gin_check_jsonb values ('[[14,2,3]]'); INSERT INTO gin_check_jsonb values ('[1,[14,2,3]]'); CREATE INDEX "gin_check_jsonb_idx" on gin_check_jsonb USING GIN("j" jsonb_path_ops); SELECT gin_index_check('gin_check_jsonb_idx'); -- cleanup DROP TABLE gin_check_jsonb;