LBRYCommunity/reflector.go
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copystreams

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Alex Grintsvayg 2019-07-30 18:01:06 -04:00
parent 8b9ec771d0
commit c4ac60941a
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1 changed files with 41 additions and 2 deletions
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43
db/db.go
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@ -517,9 +517,9 @@ CREATE TRIGGER tgr_stream_blob_delete AFTER DELETE ON stream_blob FOR EACH ROW D
DROP PROCEDURE IF EXISTS moveit;
DROP PROCEDURE IF EXISTS copyblobs;
DELIMITER $$
CREATE PROCEDURE moveit()
CREATE PROCEDURE copyblobs()
BEGIN
DECLARE first_trigger_blob_id INT DEFAULT 124802284; # ID of first blob that was copied using the triggers. dont copy anything after that.
DECLARE i INT DEFAULT 0;
@ -547,9 +547,48 @@ BEGIN
SELECT min(id) INTO minid FROM blob_ WHERE id < first_trigger_blob_id AND id > minid;
END WHILE wloop;
COMMIT;
END$$
DELIMITER ;
DROP PROCEDURE IF EXISTS copystreams;
DELIMITER $$
CREATE PROCEDURE copystreams()
BEGIN
DECLARE first_trigger_stream_id INT DEFAULT 1465749; # ID of first stream that was copied using the triggers. dont copy anything after that.
DECLARE i INT DEFAULT 0;
DECLARE minid BIGINT UNSIGNED DEFAULT 0;
DECLARE streamhash char(96);
SELECT min(id) INTO minid FROM stream WHERE id < first_trigger_stream_id AND id > (SELECT coalesce(max(id),0) from stream_new where id < first_trigger_stream_id);
wloop: WHILE minid is not null DO
#IF (i >= 10) THEN
# LEAVE wloop;
#END IF;
SET i = i + 1;
IF (i % 5000 = 0) THEN
SELECT concat('loop ', i, ', id ', minid) as progress;
END IF;
IF (i % 10 = 1) THEN # we start our loops on 1, like normal people
START TRANSACTION;
END IF;
SELECT hash INTO streamhash FROM stream WHERE id = minid;
INSERT INTO stream_new (id, hash, sd_blob_id) SELECT s.id, s.hash, b.id FROM stream s INNER JOIN blob_ b ON s.sd_hash = b.hash WHERE s.id = minid;
INSERT INTO stream_blob_new SELECT minid, b.id, sb.num FROM stream_blob sb INNER JOIN blob_ b ON sb.blob_hash = b.hash WHERE sb.stream_hash = streamhash;
IF (i % 10 = 0) THEN
COMMIT;
END IF;
SELECT min(id) INTO minid FROM stream WHERE id < first_trigger_stream_id AND id > minid;
END WHILE wloop;
COMMIT;
END$$
DELIMITER ;
*/