core/go-store
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Use DuckDB for workspace buffers
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This commit is contained in:
Snider 2026-04-15 11:28:08 +01:00
parent caaba5d70a
commit 303ff4e385
1 changed files with 8 additions and 8 deletions
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16
workspace.go
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@ -17,10 +17,10 @@ const (
)
const createWorkspaceEntriesTableSQL = `CREATE TABLE IF NOT EXISTS workspace_entries (
entry_id INTEGER PRIMARY KEY AUTOINCREMENT,
entry_id BIGINT PRIMARY KEY DEFAULT nextval('workspace_entries_entry_id_seq'),
entry_kind TEXT NOT NULL,
entry_data TEXT NOT NULL,
created_at INTEGER NOT NULL
created_at BIGINT NOT NULL
)`
const createWorkspaceEntriesViewSQL = `CREATE VIEW IF NOT EXISTS entries AS
@ -35,7 +35,7 @@ var defaultWorkspaceStateDirectory = ".core/state/"
// Usage example: `workspace, err := storeInstance.NewWorkspace("scroll-session"); if err != nil { return }; defer workspace.Discard()`
// Usage example: `workspace, err := storeInstance.NewWorkspace("scroll-session-2026-03-30"); if err != nil { return }; defer workspace.Discard(); _ = workspace.Put("like", map[string]any{"user": "@alice"})`
// Each workspace keeps mutable work-in-progress in a SQLite file such as
// Each workspace keeps mutable work-in-progress in a DuckDB file such as
// `.core/state/scroll-session.duckdb` until `Commit()` or `Discard()` removes
// it.
type Workspace struct {
@ -531,18 +531,18 @@ func (storeInstance *Store) commitWorkspaceAggregate(workspaceName string, field
}
func openWorkspaceDatabase(databasePath string) (*sql.DB, error) {
sqliteDatabase, err := sql.Open("sqlite", databasePath)
sqliteDatabase, err := sql.Open("duckdb", databasePath)
if err != nil {
return nil, core.E("store.openWorkspaceDatabase", "open workspace database", err)
}
sqliteDatabase.SetMaxOpenConns(1)
if _, err := sqliteDatabase.Exec("PRAGMA journal_mode=WAL"); err != nil {
if err := sqliteDatabase.Ping(); err != nil {
sqliteDatabase.Close()
return nil, core.E("store.openWorkspaceDatabase", "set WAL journal mode", err)
return nil, core.E("store.openWorkspaceDatabase", "ping workspace database", err)
}
if _, err := sqliteDatabase.Exec("PRAGMA busy_timeout=5000"); err != nil {
if _, err := sqliteDatabase.Exec("CREATE SEQUENCE IF NOT EXISTS workspace_entries_entry_id_seq START 1"); err != nil {
sqliteDatabase.Close()
return nil, core.E("store.openWorkspaceDatabase", "set busy timeout", err)
return nil, core.E("store.openWorkspaceDatabase", "create workspace entry sequence", err)
}
if _, err := sqliteDatabase.Exec(createWorkspaceEntriesTableSQL); err != nil {
sqliteDatabase.Close()