viktor/trading
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

fix: make hypertable creation conditional on TimescaleDB extension
Some checks failed
ci/woodpecker/push/woodpecker Pipeline failed
Details

Browse source 
The alembic migration unconditionally called create_hypertable() which
fails if TimescaleDB isn't installed on the PostgreSQL instance. Wrap
in a DO block that checks for the extension first.
This commit is contained in:
Viktor Barzin 2026-02-25 21:03:31 +00:00
parent efc91e9ad0
commit e73d62cd3a
No known key found for this signature in database
GPG key ID: 0EB088298288D958
1 changed files with 11 additions and 5 deletions
Download patch file Download diff file Expand all files Collapse all files

16
alembic/versions/a1b2c3d4e5f6_initial_schema.py
View file

@ -254,11 +254,17 @@ def upgrade() -> None:
sa.Column("sharpe_ratio", sa.Float, nullable=True), sa.Column("sharpe_ratio", sa.Float, nullable=True),
) )
# Convert timeseries tables to TimescaleDB hypertables. # Convert timeseries tables to TimescaleDB hypertables if the extension is available.
# These calls are idempotent-safe when the extension is loaded. op.execute("""
op.execute("SELECT create_hypertable('market_data', 'timestamp', if_not_exists => TRUE)") DO $$
op.execute("SELECT create_hypertable('portfolio_snapshots', 'timestamp', if_not_exists => TRUE)") BEGIN
op.execute("SELECT create_hypertable('strategy_metrics', 'timestamp', if_not_exists => TRUE)") IF EXISTS (SELECT 1 FROM pg_extension WHERE extname = 'timescaledb') THEN
PERFORM create_hypertable('market_data', 'timestamp', if_not_exists => TRUE);
PERFORM create_hypertable('portfolio_snapshots', 'timestamp', if_not_exists => TRUE);
PERFORM create_hypertable('strategy_metrics', 'timestamp', if_not_exists => TRUE);
END IF;
END $$;
""")
def downgrade() -> None: def downgrade() -> None: