17 lines
439 B
JavaScript
17 lines
439 B
JavaScript
const db = require('./db')
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exports.up = function(next) {
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var sql = [
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'TRUNCATE TABLE machine_pings',
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'ALTER TABLE machine_pings DROP id',
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'ALTER TABLE machine_pings DROP serial_number',
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'ALTER TABLE machine_pings ADD CONSTRAINT PK_device_id PRIMARY KEY (device_id)',
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'ALTER TABLE machine_pings ADD CONSTRAINT U_device_id UNIQUE(device_id)'
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]
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db.multi(sql, next)
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};
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exports.down = function(next) {
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next();
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};
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