49 lines
1.4 KiB
Rust
49 lines
1.4 KiB
Rust
use sea_orm_migration::prelude::*;
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#[derive(DeriveMigrationName)]
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pub struct Migration;
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#[async_trait::async_trait]
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impl MigrationTrait for Migration {
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async fn up(&self, manager: &SchemaManager) -> Result<(), DbErr> {
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manager
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.alter_table(
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Table::alter()
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.table(Alias::new("device_readings"))
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.add_column(ColumnDef::new(Alias::new("metric")).string().null())
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.to_owned(),
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)
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.await?;
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manager
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.create_index(
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Index::create()
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.name("idx_dr_metric")
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.table(Alias::new("device_readings"))
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.col(Alias::new("tenant_id"))
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.col(Alias::new("patient_id"))
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.col(Alias::new("metric"))
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.col(Alias::new("measured_at"))
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.to_owned(),
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)
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.await?;
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Ok(())
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}
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async fn down(&self, manager: &SchemaManager) -> Result<(), DbErr> {
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manager
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.drop_index(Index::drop().name("idx_dr_metric").to_owned())
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.await?;
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manager
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.alter_table(
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Table::alter()
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.table(Alias::new("device_readings"))
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.drop_column(Alias::new("metric"))
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.to_owned(),
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)
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.await
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}
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}
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