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@deniszagumennov deniszagumennov force-pushed the feat/postgresql_switch branch 2 times, most recently from 3fdff9a to 42b3a8e Compare November 25, 2024 19:53
@deniszagumennov deniszagumennov marked this pull request as ready for review November 26, 2024 12:28
@deniszagumennov deniszagumennov changed the title Switch to PostgreSQL #feat Switch to PostgreSQL Nov 26, 2024
@deniszagumennov deniszagumennov force-pushed the feat/postgresql_switch branch 2 times, most recently from b5f0547 to 96913ef Compare November 27, 2024 21:29
change: number;
place: number;
}>(
'SELECT (points + points_l1 + points_l2)::int as points, change::int as change, place::int as place FROM user_points_public WHERE address = $1 LIMIT 1',
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it may fail due to overflow (points + points_l1 + points_l2)::int here

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Good catch, changed to ::bigint

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why can't we use numeric/decimal?

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Now using numeric and changed response type to string

crawler/index.ts Outdated
);
const insert = db.transaction((balances) => {
async (balances: UserBalance[]) => {
const callbackDbClient = await connect(false, config, logger);
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this can lead to pool exhaustion, please make sure connection pool size is like around 20-30 or so

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Using a connection pool with 30 connections now

Comment on lines +5 to +11
const client = new Client({
host: 'localhost',
port: 5432,
database: 'crawler',
user: 'admin',
password: 'password',
});
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is this one for testing?

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Yes, I tried to support test scripts in /db directory. If we dont need them for now, I can remove them from the repo

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3 participants