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add indexes to optimize sum_supports query

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Alex Grintsvayg 2020-11-11 16:56:32 -05:00
parent c1aa9b8150
commit 7d82a4573f
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2 changed files with 5 additions and 1 deletions
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4
lbry/db/tables.py
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@ -169,6 +169,8 @@ pg_add_txo_constraints_and_indexes = [
"CREATE INDEX txo_reposted_claim_hash ON txo (reposted_claim_hash)" "CREATE INDEX txo_reposted_claim_hash ON txo (reposted_claim_hash)"
"WHERE reposted_claim_hash IS NOT NULL AND spent_height = 0;", "WHERE reposted_claim_hash IS NOT NULL AND spent_height = 0;",
"CREATE INDEX txo_height ON txo (height);", "CREATE INDEX txo_height ON txo (height);",
# used by sum_supports query (at least)
"CREATE INDEX txo_claim_hash ON txo (claim_hash)",
] ]
@ -269,6 +271,8 @@ pg_add_claim_and_tag_constraints_and_indexes = [
# basic tag indexes # basic tag indexes
"ALTER TABLE tag ADD PRIMARY KEY (claim_hash, tag);", "ALTER TABLE tag ADD PRIMARY KEY (claim_hash, tag);",
"CREATE INDEX tags ON tag (tag) INCLUDE (claim_hash);", "CREATE INDEX tags ON tag (tag) INCLUDE (claim_hash);",
# used by sum_supports query (at least)
"CREATE INDEX claim_channel_hash ON claim (channel_hash)",
] ]

2
lbry/service/api.py
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@ -2591,7 +2591,7 @@ class API:
Use --exclude_own_supports to exclude supports from the channel to itself. Use --exclude_own_supports to exclude supports from the channel to itself.
Usage: Usage:
support sum <claim_id> [--inculde_channel_content] support sum <claim_id> [--include_channel_content]
{kwargs} {kwargs}
""" """
items, total = await self.service.sum_supports(hex_str_to_hash(claim_id), include_channel_content, exclude_own_supports) items, total = await self.service.sum_supports(hex_str_to_hash(claim_id), include_channel_content, exclude_own_supports)