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Modify SQL queries in crypto tutorial part 2 to work with static crypto dataset #3668

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Modify SQL queries in crypto tutorial part 2 to work with static crypto dataset #3668

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9c7fe23
change NOW calls to 2023-11-22
combscCode Dec 18, 2024
c9cce99
Update blockchain-dataset.md
billy-the-fish Dec 19, 2024
087bf15
remove references to the bitcoin dataset being updated daily
combscCode Dec 19, 2024
5757ec0
Merge branch 'latest' into change-now-calls
billy-the-fish Dec 20, 2024
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26 changes: 13 additions & 13 deletions tutorials/blockchain-analyze/analyze-blockchain-query.md
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Original file line number Diff line number Diff line change
Expand Up @@ -158,20 +158,20 @@ fees to decrease.
tx_count as "tx volume",
average(stats_fee_sat) as fees
FROM one_hour_transactions
WHERE bucket > NOW() - INTERVAL '2 days'
WHERE bucket > date_add('2023-11-22 00:00:00+00', INTERVAL '-2 days')
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ORDER BY 1;
```

1. The data you get back looks a bit like this:

```sql
time | tx volume | fees
time | tx volume | fees
------------------------+-----------+--------------------
2023-06-13 08:00:00+00 | 20063 | 7075.682450281613
2023-06-13 09:00:00+00 | 16984 | 7302.61716910033
2023-06-13 10:00:00+00 | 15856 | 9682.086402623612
2023-06-13 11:00:00+00 | 24967 | 5631.992550166219
2023-06-13 12:00:00+00 | 8575 | 17594.24256559767
2023-11-20 01:00:00+00 | 2602 | 105963.45810914681
2023-11-20 02:00:00+00 | 33037 | 26686.814117504615
2023-11-20 03:00:00+00 | 42077 | 22875.286546094067
2023-11-20 04:00:00+00 | 46021 | 20280.843180287262
2023-11-20 05:00:00+00 | 20828 | 24694.472969080085
...
```

Expand Down Expand Up @@ -212,7 +212,7 @@ transaction volume, along with the BTC to US Dollar conversion rate.
tx_count as "tx volume",
total_fee_usd / (total_fee_sat*0.00000001) AS "btc-usd rate"
FROM one_hour_transactions
WHERE bucket > NOW() - INTERVAL '2 days'
WHERE bucket > date_add('2023-11-22 00:00:00+00', INTERVAL '-2 days')
ORDER BY 1;
```

Expand Down Expand Up @@ -268,7 +268,7 @@ transactions in a block, the higher the mining fee becomes.
avg(tx_count) AS transactions,
avg(block_fee_sat)*0.00000001 AS "mining fee"
FROM one_hour_blocks
WHERE bucket > now() - INTERVAL '5 day'
WHERE bucket > date_add('2023-11-22 00:00:00+00', INTERVAL '-5 days')
GROUP BY bucket
ORDER BY 1;
```
Expand Down Expand Up @@ -325,7 +325,7 @@ units, in which case it's impossible for a block to include more transactions.
avg(block_weight) as "block weight",
avg(block_fee_sat*0.00000001) as "mining fee"
FROM one_hour_blocks
WHERE bucket > now() - INTERVAL '5 day'
WHERE bucket > date_add('2023-11-22 00:00:00+00', INTERVAL '-5 days')
group by bucket
ORDER BY 1;
```
Expand Down Expand Up @@ -383,7 +383,7 @@ few percentage points of overall revenue.
```sql
WITH coinbase AS (
SELECT block_id, output_total AS coinbase_tx FROM transactions
WHERE is_coinbase IS TRUE and time > NOW() - INTERVAL '5 days'
WHERE is_coinbase IS TRUE and time > date_add('2023-11-22 00:00:00+00', INTERVAL '-5 days')
)
SELECT
bucket as "time",
Expand Down Expand Up @@ -451,7 +451,7 @@ grow for individual blocks, and they could include even more transactions.
bucket,
stats_agg(block_weight, block_fee_sat) AS block_stats
FROM one_hour_blocks
WHERE bucket > NOW() - INTERVAL '5 days'
WHERE bucket > date_add('2023-11-22 00:00:00+00', INTERVAL '-5 days')
GROUP BY bucket
)
SELECT
Expand Down Expand Up @@ -512,7 +512,7 @@ increase the time range.
average_y(rolling(stats_miner_revenue) OVER (ORDER BY bucket RANGE '12 hours' PRECEDING))*0.00000001 AS "revenue in BTC",
average_x(rolling(stats_miner_revenue) OVER (ORDER BY bucket RANGE '12 hours' PRECEDING)) AS "revenue in USD"
FROM one_hour_coinbase
WHERE bucket > NOW() - INTERVAL '5 days'
WHERE bucket > date_add('2023-11-22 00:00:00+00', INTERVAL '-5 days')
ORDER BY 1;
```

Expand Down
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