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Category: Data Types

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YugabyteDB Domains: Smart Wrappers Around Existing Types

Jim KnicelyJune 6, 2025

When building a schema in YugabyteDB, you might catch yourself repeating the same constraints, like making sure emails are valid, integers are […]

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A Cleaner Way to Extract Nested JSON Data in YSQL (with Postgres15 Support)

Jim KnicelyMarch 7, 2025

YSQL (YugabyteDB Structured Query Language) supports two dedicated data types to store JSON (JavaScript Object Notation) data. JSON Stores JSON data as […]

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Extract YCQL Types Into DDL Commands

Jim KnicelyNovember 17, 2024

Migrating system metadata between YCQL Universes can be challenging since system keyspaces, such as system_schema, cannot be transferred using simple INSERT INTO […]

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Which Character Data Types in YSQL Preserve Preceding or Trailing Spaces?

Jim KnicelyMarch 27, 2024

The following character data types are supported in YugabyteDB YSQL: varchar(n): variable-length string char(n): fixed-length, blank padded text, varchar: variable unlimited length While […]

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Better Performance on JSONB Data Value Search with a GIN Index

Jim KnicelyMarch 28, 2023

YSQL supports the JSON and JSONB data types which both can store JSON (JavaScript Object Notation) data. JSON stores an exact copy […]

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