Amazon RDS for MariaDB support

Supported versions

10.1, 10.2

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

Connection:

• SSL connection is not currently supported