Fix PostgreSQL metastore migration script failure if indexes already exist #6066
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🔍 Description
Issue References 🔗
This pull request is a small fix for #5674
Describe Your Solution 🔧
PostgreSQL support as backend for metadata store was added in #6027. If we choose it and run schema init scripts several times, then the following errors will be logged:
Error executing sql: CREATE UNIQUE INDEX unique_identifier_index ON metadata(identifier), with params: . ERROR: relation "unique_identifier_index" already exists
. This PR adds lackingIF NOT EXISTS
to db indexes creation ddls in the PostgreSQL metastore init script.Types of changes 🔖
Test Plan 🧪
Behavior Without This Pull Request ⚰️
Behavior With This Pull Request 🎉
Related Unit Tests
Checklist 📝