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  • Limitations of Iceberg Tables in Upsolver
  • Data Type Limitations
  • Table Limitations
  1. SQL COMMANDS

Iceberg Tables

Last updated 11 months ago

When you create an Apache Iceberg table using Upsolver, we automatically manage and optimize your table for you, removing the need for manual intervention. The syntax for creating, altering, and deleting your Iceberg tables is very similar to creating an Upsolver data lake table, with some minor differences in syntax and options.

This section provides the SQL syntax for creating, altering, and deleting Iceberg tables.

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Limitations of Iceberg Tables in Upsolver

Data Type Limitations

  1. Writing to Iceberg tables supports the following data types:

    1. Boolean

    2. String

    3. Long

    4. Double

    5. Date

    6. Timestamp - only millisecond precision is currently supported

    7. List

    8. Struct

Table Limitations

  1. Only tables using Parquet files are supported

Upsolver Managed Tables
CREATE ICEBERG TABLE
ALTER ICEBERG TABLE
DROP ICEBERG TABLE
External Iceberg Tables
CREATE EXTERNAL ICEBERG TABLE
DROP EXTERNAL ICEBERG TABLE
Mirror Iceberg Tables:
CREATE MIRROR
PAUSE / RESUME MIRROR
DROP MIRROR