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What type of index need to be followed?

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2 Answers
Gerald Bates
Answered 7 months, 1 week ago
<p id="isPasted">The best index to follow depends on the specific database and the queries you're running. Generally, primary keys, unique indexes, and B-tree indexes are common choices for efficient data retrieval. In some cases, composite, full-text, or expression-based indexes may also be beneficial.&nbsp;</p><p>1. Primary Key Index:</p><p>Automatically created when a primary key is defined for a table.&nbsp;</p><p>Ensures uniqueness and is often clustered, meaning the data is physically stored in the order of the index.&nbsp;</p><p>Excellent for retrieving specific records based on the primary key.&nbsp;</p><p>2. Unique Index:</p><p>Ensures that no duplicate values exist in the indexed column(s).&nbsp;</p><p>Can be …</p>
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Cecilia Perkins
Answered 3 days, 5 hours ago
<p id="isPasted">To trade effectively in the 2026 crypto market, you should follow a combination of Market Sentiment, Dominance, and Institutional Benchmarks.&nbsp;</p><p><strong>1. The "Pulse" Indices (Market Sentiment)</strong></p><p>Crypto Fear and Greed Index: Measures daily investor psychology on a scale of 0 to 100.</p><ul><li>Current Status (Feb 2026): The index recently hit a record low of 5 (Extreme Fear) following major liquidations in early February.</li><li>How to Use: Historically, extreme fear (below 20) has signaled potential market bottoms, while extreme greed (above 80) often precedes corrections.</li><li>Bitcoin Dominance Index (BTC.D): Tracks Bitcoin's share of the total crypto market cap.</li><li>Rising Dominance: Investors …</li></ul>
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