Which is an example of Amazon Aurora MySQL?
You can use the SPATIAL keyword in a CREATE INDEX statement to add a spatial index to a column in an existing table. Following is an example. The following Amazon Aurora MySQL features are supported in Aurora MySQL 5.6, but these features are currently not supported in Aurora MySQL 5.7.
Which is MySQL compatible database for AWS DMS?
MariaDB versions 10.0.24 to 10.0.28, 10.1, 10.2, 10.3, 10.4, and 10.5, and also Amazon Aurora MySQL, are supported for on-premises. Support for MySQL 8.0 as a source is available in AWS DMS versions 3.4.0 and later, except when the transaction payload is compressed.
What’s the difference between Aurora and MySQL spatial index?
Both Aurora MySQL 1.x and 2.x use a different spatial indexing strategy than MySQL for high performance with spatial queries. The Aurora spatial index implementation uses a space-filling curve on a B-tree, which is intended to provide higher performance for spatial range scans than an R-tree.
How to alter table in Amazon Aurora using fast DDL?
The example creates a clone of the original table containing identical data. Checking the aurora_lab_mode setting confirms that the cluster can’t use fast DDL, because lab mode isn’t enabled. Then ALTER TABLE ADD COLUMN statements take substantial time to add new columns at the end of the table.
What’s the difference between Aurora MySQL and RDS?
Aurora MySQL and RDS for MySQL DB instances have different amounts of memory overhead. Therefore, the max_connections value can be different for Aurora MySQL and RDS for MySQL DB instances that use the same instance class. The values in the table only apply to Aurora MySQL DB instances.
How big of a cluster does Aurora MySQL support?
Aurora MySQL supports several DB instance classes optimized for Aurora. Don’t use db.t2 or db.t3 instance classes for larger Aurora clusters of size greater than 40 TB.
How to enable parallel query in Aurora MySQL?
Set to ON to enable parallel query in Aurora MySQL versions 1.23 and 2.09 or higher. The old aurora_pq parameter isn’t used in these versions. For more information, see Working with parallel query for Amazon Aurora MySQL .