MariaDB support

Applies to: Dataedo 10.x versions, Article available also for: 24.x (current), 23.x
You are looking at documentation for an older release.
Switch to the documentation for Dataedo 24.x (current).

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)

Comments

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.

Limitations

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