+ $dh->prepare_install;
+ $schema->storage->
+ dbh_do(sub {my ($s,$dbh) = @_;
+ prepare_execute($dbh,<<'SQL');});
+CREATE OR REPLACE FUNCTION bin_ver_to_src_pkg(bin_ver INT) RETURNS INT
+ AS $src_pkg_from_bin_ver$
+ DECLARE
+ src_pkg int;
+ BEGIN
+ SELECT sv.src_pkg INTO STRICT src_pkg
+ FROM bin_ver bv JOIN src_ver sv ON bv.src_ver=sv.id
+ WHERE bv.id=bin_ver;
+ RETURN src_pkg;
+ END
+ $src_pkg_from_bin_ver$ LANGUAGE plpgsql;
+
+CREATE OR REPLACE FUNCTION src_ver_to_src_pkg(src_ver INT) RETURNS INT
+ AS $src_ver_to_src_pkg$
+ DECLARE
+ src_pkg int;
+ BEGIN
+ SELECT sv.src_pkg INTO STRICT src_pkg
+ FROM src_ver sv WHERE sv.id=src_ver;
+ RETURN src_pkg;
+ END
+ $src_ver_to_src_pkg$ LANGUAGE plpgsql;
+
+CREATE OR REPLACE FUNCTION update_bin_pkg_src_pkg_bin_ver () RETURNS TRIGGER
+ AS $update_bin_pkg_src_pkg_bin_ver$
+ DECLARE
+ src_ver_rows integer;
+ BEGIN
+ IF (TG_OP = 'DELETE' OR TG_OP = 'UPDATE' ) THEN
+ -- if there is still a bin_ver with this src_pkg, then do nothing
+ PERFORM * FROM bin_ver bv JOIN src_ver sv ON bv.src_ver = sv.id
+ WHERE sv.id = OLD.src_ver LIMIT 2;
+ GET DIAGNOSTICS src_ver_rows = ROW_COUNT;
+ IF (src_ver_rows <= 1) THEN
+ DELETE FROM bin_pkg_src_pkg
+ WHERE bin_pkg=OLD.bin_pkg AND
+ src_pkg=src_ver_to_src_pkg(OLD.src_ver);
+ END IF;
+ END IF;
+ IF (TG_OP = 'INSERT' OR TG_OP = 'UPDATE') THEN
+ BEGIN
+ INSERT INTO bin_pkg_src_pkg (bin_pkg,src_pkg)
+ VALUES (NEW.bin_pkg,src_ver_to_src_pkg(NEW.src_ver))
+ ON CONFLICT (bin_pkg,src_pkg) DO NOTHING;
+ END;
+ END IF;
+ RETURN NULL;
+ END
+ $update_bin_pkg_src_pkg_bin_ver$ LANGUAGE plpgsql;
+SQL
+ $dh->install;
+ ## this is lame, but because the current release of DeploymentHandler does
+ ## not support WHERE or quoted indexes properly (fixed in git), we create
+ ## these indexes manually here.
+ $schema->storage->
+ dbh_do(sub{my ($s,$dbh) = @_;
+ prepare_execute($dbh,<<SQL);
+
+CREATE UNIQUE INDEX bug_status_cache_bug_col_suite_col_arch_idx ON
+ bug_status_cache(bug,COALESCE(suite,0),COALESCE(arch,0));
+CREATE UNIQUE INDEX bug_status_cache_bug_suite_idx ON
+ bug_status_cache(bug,suite) WHERE arch is NULL;
+CREATE UNIQUE INDEX bug_status_cache_bug_idx ON
+ bug_status_cache(bug) WHERE arch is NULL AND suite IS NULL;
+SQL
+ });