Skip to content
This repository was archived by the owner on Sep 3, 2024. It is now read-only.

Migrating from V2 Schema to V3 Example #8

Open
wants to merge 2 commits into
base: master
Choose a base branch
from
Open

Migrating from V2 Schema to V3 Example #8

Changes from all commits
Commits
Show all changes
2 commits
Select commit Hold shift + click to select a range
318a8f5
Migrating from V2 Schema to V3 Example
MNF Jun 17, 2022
b5818b8
Link to wiki
MNF Jun 17, 2022
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
28 changes: 27 additions & 1 deletion docs/sqlserver.md
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -29,4 +29,30 @@ TODO

# Migrating from V2 Schema to V3

TODO
// simplified code example

var settings = new MsSqlStreamStoreV3Settings(); // you can set some not default values
var v3Store = new MsSqlStreamStoreV3(settings);
await v3Store.CreateSchemaIfNotExists();
var checkSchemaResult = await v3Store.CheckSchema();
_logger.LogInformation($"checkSchemaResult before Migrate CurrentVersion {checkSchemaResult.CurrentVersion } ");
if (checkSchemaResult.CurrentVersion == 2)
{
// you can consider to run migration as fire and forget to not block the main thread
//Task.Factory.StartNew(() => MigrateToV3());

_logger.LogInformation($"Before Migrate IsMatch {checkSchemaResult.IsMatch()} CurrentVersion {checkSchemaResult.CurrentVersion} ExpectedVersion {checkSchemaResult.ExpectedVersion} ");
var progress = new Progress<MigrateProgress>();
progress.ProgressChanged += (_, migrateProgress) =>
_logger.LogInformation($"Migration stage complete: {migrateProgress.Stage}");
await v3Store.Migrate(progress, CancellationToken.None)

checkSchemaResult = await v3Store.CheckSchema();
_logger.LogInformation($"After Migrate IsMatch {checkSchemaResult.IsMatch()} CurrentVersion {checkSchemaResult.CurrentVersion} ExpectedVersion {checkSchemaResult.ExpectedVersion} ");
}
return v3Store;


See more details in [Wiki Example-of-Migration-to-MsSqlStreamStoreV3](https://github.com/SQLStreamStore/SQLStreamStore/wiki/Example-of-Migration-to-MsSqlStreamStoreV3)