MariaDB support

Applies to: Dataedo 10.x (current) versions, Article available also for: 9.x, 8.x, 7.x, 6.x, 5.x

Supported versions

MariaDB Server from 5.1 to 10.9.1

MariaDB Columnstore

Some versions of MariaDB Columnstore may cause issues - we have tested and version 1.1.2-1 works properly.

If you do run into any issues please post here.

Supported schema elements and metadata

Dataedo reads following metadata from MariaDB databases.

  • Tables
    • Columns
      • Data type with length
      • Nullable
      • Default value
    • Primary keys
      • Columns
    • Unique indexes
      • Column
    • Foreign keys
      • Columns
    • Triggers
      • When triggered
      • Script
  • Views
    • Columns (see tables)
    • Script
  • Procedures
    • Script
    • Parameters (may not work on older versions of MariaDB)
  • Functions
    • Script
    • Parameters (may not work on MariaDB 5.1)
    • Returned value (may not work on MariaDB 5.1)


Dataedo reads MariaDB comments from following objects:

  • Tables
    • Columns
    • Primary keys
    • Unique indexes
  • Views
    • Columns
  • Procedures
  • Functions

Dataedo does not write comments back to MariaDB.

Data profiling

Datedo supports following data profiling in MariaDB:

  • Tables
    • Rows count
  • Column distribution
    • Distinct values
    • Non-distinct values
    • Empty
    • NULL
  • Numeric columns profile
    • Minimum value
    • Maximum value
    • Average of values
    • Variance of values
    • Standard deviation
    • Span as difference between min and max value
    • Number of distinct values
  • String columns profile
    • Min value as first string in alphabetical order
    • Max value as last string in alphabetical order
    • Number of distinct values
  • Date columns profile
    • Min value as earliest date
    • Max value as latest date
    • Span as difference between min and max dates
    • Number of distinct dates
  • Top N values
    • Top 10/100/1000 popular values
    • All values if less than 1000 distinct
    • 10 Random values

Read more about profiling in a Data Profliling documentation.


Following schema/metadata elements currently are not supported:

  • Check constraints (vote)
  • Non unique indexes (vote)
  • Dependencies - are not presented by MariaDB

Learn more

Connect to MariaDB

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