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added index specifically for claim_in_channel computation

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This commit is contained in:
Lex Berezhny 2019-06-04 20:18:04 -04:00
parent ad24946af3
commit 72ea19532e
1 changed files with 5 additions and 3 deletions
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8
lbrynet/wallet/server/db.py
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@ -126,9 +126,11 @@ class SQLDB:
trending_global integer not null default 0
);
create index if not exists claim_resolve_idx on claim (normalized, claim_id);
create index if not exists claim_claims_in_channel_idx on claim (signature_valid, channel_hash);
create index if not exists claim_id_idx on claim (claim_id);
create index if not exists claim_normalized_idx on claim (normalized);
create index if not exists claim_resolve_idx on claim (normalized, claim_id);
create index if not exists claim_txo_hash_idx on claim (txo_hash);
create index if not exists claim_channel_hash_idx on claim (channel_hash);
create index if not exists claim_release_time_idx on claim (release_time);
@ -551,8 +553,8 @@ class SQLDB:
UPDATE claim SET
claims_in_channel=(
SELECT COUNT(*) FROM claim AS claim_in_channel
WHERE claim_in_channel.channel_hash=claim.claim_hash AND
claim_in_channel.signature_valid=1
WHERE claim_in_channel.signature_valid=1 AND
claim_in_channel.channel_hash=claim.claim_hash
)
WHERE claim_hash = ?
""", [(sqlite3.Binary(channel_hash),) for channel_hash in all_channel_keys.keys()])