forked from osmarks/onstat
32 lines
902 B
Nim
32 lines
902 B
Nim
import tiny_sqlite
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import options
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let migrations: seq[string] = @[
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"""
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CREATE TABLE sites (
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sid INTEGER PRIMARY KEY,
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url TEXT NOT NULL
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);
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CREATE TABLE reqs (
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rid INTEGER PRIMARY KEY,
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site INTEGER NOT NULL REFERENCES sites(sid),
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timestamp INTEGER NOT NULL,
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status INTEGER NOT NULL,
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latency INTEGER NOT NULL
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);
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""",
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"""
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CREATE INDEX req_ts_idx ON reqs (timestamp);
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"""
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]
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proc migrate*(db: DbConn) =
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let currentVersion = fromDbValue(get db.value("PRAGMA user_version"), int)
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for mid in (currentVersion + 1) .. migrations.len:
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db.transaction:
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echo "Migrating to schema " & $mid
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db.execScript migrations[mid - 1]
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# for some reason this pragma does not work using normal parameter binding
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db.exec("PRAGMA user_version = " & $mid)
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echo "DB ready" |