<ul data-eligibleForWebStory="true"><li>Firestore may become more expensive than Spanner beyond certain usage levels.</li><li>KAUCHE successfully achieved zero-downtime migration from Firestore to Spanner, reducing costs significantly.</li><li>Firestore's perception as a cheap database can lead to cost misconceptions at scale.</li><li>Spanner's pricing has evolved, making it more cost-effective than Firestore for large-scale operations.</li><li>Comparison reveals Spanner can be up to 17 times cheaper for reads and 8 times cheaper for writes.</li></ul>

Is Spanner Really That Expensive? The Surprising Break-Even Point with Firestore

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