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19 lines
517 B
JavaScript
19 lines
517 B
JavaScript
/*
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ALTER TABLE monitor
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ADD parent INTEGER REFERENCES [monitor] ([id]) ON DELETE SET NULL ON UPDATE CASCADE;
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*/
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exports.up = function (knex) {
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return knex.schema.table("monitor", function (table) {
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table.integer("parent").unsigned()
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.references("id").inTable("monitor")
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.onDelete("SET NULL")
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.onUpdate("CASCADE");
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});
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};
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exports.down = function (knex) {
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return knex.schema.table("monitor", function (table) {
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table.dropColumn("parent");
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});
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};
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