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PgTransactionExecutor

reinhardt::db::prelude::dialect::postgres

Struct PgTransactionExecutor 

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pub struct PgTransactionExecutor { /* private fields */ }
Available on crate feature database and non-WebAssembly and crate feature postgres only.
Expand description

PostgreSQL transaction executor

This struct wraps a SQLx Transaction to ensure all queries within a transaction run on the same physical database connection.

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impl PgTransactionExecutor

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pub fn new(tx: Transaction<'static, Postgres>) -> PgTransactionExecutor

Creates a new instance.

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impl TransactionExecutor for PgTransactionExecutor

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fn execute<'life0, 'life1, 'async_trait>( &'life0 mut self, sql: &'life1 str, params: Vec<QueryValue>, ) -> Pin<Box<dyn Future<Output = Result<QueryResult, DatabaseError>> + Send + 'async_trait>>
where 'life0: 'async_trait, 'life1: 'async_trait, PgTransactionExecutor: 'async_trait,

Execute a query that modifies the database within the transaction
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fn fetch_one<'life0, 'life1, 'async_trait>( &'life0 mut self, sql: &'life1 str, params: Vec<QueryValue>, ) -> Pin<Box<dyn Future<Output = Result<Row, DatabaseError>> + Send + 'async_trait>>
where 'life0: 'async_trait, 'life1: 'async_trait, PgTransactionExecutor: 'async_trait,

Fetch a single row within the transaction
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fn fetch_all<'life0, 'life1, 'async_trait>( &'life0 mut self, sql: &'life1 str, params: Vec<QueryValue>, ) -> Pin<Box<dyn Future<Output = Result<Vec<Row>, DatabaseError>> + Send + 'async_trait>>
where 'life0: 'async_trait, 'life1: 'async_trait, PgTransactionExecutor: 'async_trait,

Fetch all matching rows within the transaction
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fn fetch_optional<'life0, 'life1, 'async_trait>( &'life0 mut self, sql: &'life1 str, params: Vec<QueryValue>, ) -> Pin<Box<dyn Future<Output = Result<Option<Row>, DatabaseError>> + Send + 'async_trait>>
where 'life0: 'async_trait, 'life1: 'async_trait, PgTransactionExecutor: 'async_trait,

Fetch an optional single row within the transaction
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fn commit<'async_trait>( self: Box<PgTransactionExecutor>, ) -> Pin<Box<dyn Future<Output = Result<(), DatabaseError>> + Send + 'async_trait>>
where PgTransactionExecutor: 'async_trait,

Commit the transaction
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fn rollback<'async_trait>( self: Box<PgTransactionExecutor>, ) -> Pin<Box<dyn Future<Output = Result<(), DatabaseError>> + Send + 'async_trait>>
where PgTransactionExecutor: 'async_trait,

Rollback the transaction
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fn savepoint<'life0, 'life1, 'async_trait>( &'life0 mut self, name: &'life1 str, ) -> Pin<Box<dyn Future<Output = Result<(), DatabaseError>> + Send + 'async_trait>>
where 'life0: 'async_trait, 'life1: 'async_trait, PgTransactionExecutor: 'async_trait,

Create a savepoint within the transaction Read more
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fn release_savepoint<'life0, 'life1, 'async_trait>( &'life0 mut self, name: &'life1 str, ) -> Pin<Box<dyn Future<Output = Result<(), DatabaseError>> + Send + 'async_trait>>
where 'life0: 'async_trait, 'life1: 'async_trait, PgTransactionExecutor: 'async_trait,

Release (commit) a savepoint Read more
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fn rollback_to_savepoint<'life0, 'life1, 'async_trait>( &'life0 mut self, name: &'life1 str, ) -> Pin<Box<dyn Future<Output = Result<(), DatabaseError>> + Send + 'async_trait>>
where 'life0: 'async_trait, 'life1: 'async_trait, PgTransactionExecutor: 'async_trait,

Rollback to a savepoint Read more

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