Transport

Choose your desired time zone version (DST) upgrade

This morning I received a very reasonable question from a customer who has a time zone mismatch between source and target database. And he wants to transport into a PDB on Exadata. Even though, this sounds trivial at first sight, unfortunately it isn’t. But a bug fix done recently for a German automotive customer is very handy here. So let me show you how you can Choose your desired time zone version (DST) upgrade.

Choose your desired time zone version (DST) upgrade

Photo by Vince Veras on Unsplash

Where does the problem start?

In this particular – and not unusual case – the customer wants to migrate …

Test Transportable Tablespaces without Read-Only Mode

Posted on October 2, 2020 by Mike.Dietrich Transportable 2

From time to time I deal with Transportable Tablespaces as an upgrade and migration approach. But TTS has one major flaw, especially when databases get really really big in the 3-digit-terabyte sizes or more: You will need to switch your tablespaces into read-only mode. But since Oracle Database 19c, you can Test Transportable Tablespaces without Read-Only Mode.

Test Transportable Tablespaces without Read-Only Mode

Photo by freestocks on Unsplash

Transport Constraints

Transportable Tablespaces (TTS) is a very common technique, especially when you need to migrate databases across Endianness. Since Oracle 10g, TTS works even from Big Endianness to Little Endianness platforms, and vice versa. Only if …

Transport

Choose your desired time zone version (DST) upgrade

Where does the problem start?

Test Transportable Tablespaces without Read-Only Mode

Transport Constraints

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