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OceanBase Database

KV - V4.3.5
  • OBKV overview
  • Architecture
  • OBKV-Table
    • Introduction to OBKV-Table
      • Overview
      • OBKV-Table operation types
      • Core features of OBKV-Table
      • Differences between replace and insert_or_update
      • Supported value types
      • OBKV-Table data models
    • Use the OBKV-Table Java client
      • Java development guide for OBKV-Table
      • Prepare for development with OBKV-Table
      • Use the OBKV-Table Java client to connect to a cluster
      • Set client parameters
      • Supported client interfaces
      • Use the OBKV-Table Java client
    • Use the OBKV-Table GO client
      • Use the OBKV-Table Go client to connect to a cluster
      • Overview of the Go client
      • Individual API operations
      • Batch operations
      • About queries
      • Aggregation API
      • Filters
    • FAQ
  • OBKV-HBase
    • Overview
    • OBKV-HBase core features
    • Compatibility with HBase
    • Deployment
    • Application development with OBKV-HBase
      • Overview of OBKV-HBase application development
      • Data model
      • Data model design
      • Connect to a cluster using the OBKV-HBase client
      • Migrate HBase business code to OBKV-HBase
      • Data operation examples
      • Delete expired data
    • OBKV-HBase migration guide
    • OBKV-HBase management
      • Overview
      • High availability
      • Security and permissions
      • Monitoring metrics
    • Performance test
    • OBKV-HBase integrations
      • Flink
        • Synchronize data to OBKV-HBase by using Flink
    • Views
    • FAQ

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  2. OceanBase Database
  3. KV
  4. V4.3.5

Supported value types

Last Updated:2026-09-04 10:25:15

OBKV-Table is compatible with all value types that are supported by OceanBase SQL statements, including:

  • NULL
  • Tiny Int and Unsigned Tiny Int
  • Small Int and Unsigned Small Int
  • Medium Int and Unsigned Medium Int
  • Int and Unsigned Int
  • Big Int and Unsigned Big Int
  • Float and Unsigned Float
  • Double and Unsigned Double
  • Decimal and Unsigned Decimal
  • Datetime and Timestamp
  • Date, Time, and Year
  • Varchar and Char (the utf8mb4_general_ci and utf8mb4_bin collations are supported).
  • Varbinary and Binary
  • Tiny Text, Text, Medium Text, and Long Text
  • Tiny Blob, Blob, Medium Blob, and Long Blob
  • Bit

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