common_meta::key::table_info

Struct TableInfoManager

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pub struct TableInfoManager {
    kv_backend: KvBackendRef,
}

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§kv_backend: KvBackendRef

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impl TableInfoManager

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pub fn new(kv_backend: KvBackendRef) -> Self

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pub(crate) fn build_create_txn( &self, table_id: TableId, table_info_value: &TableInfoValue, ) -> Result<(Txn, impl FnOnce(&mut TxnOpGetResponseSet) -> TableInfoDecodeResult)>

Builds a create table info transaction, it expected the __table_info/{table_id} wasn’t occupied.

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pub(crate) fn build_update_txn( &self, table_id: TableId, current_table_info_value: &DeserializedValueWithBytes<TableInfoValue>, new_table_info_value: &TableInfoValue, ) -> Result<(Txn, impl FnOnce(&mut TxnOpGetResponseSet) -> TableInfoDecodeResult)>

Builds a update table info transaction, it expected the remote value equals the current_current_table_info_value. It retrieves the latest value if the comparing failed.

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pub async fn exists(&self, table_id: TableId) -> Result<bool>

Checks if the table exists.

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pub async fn get( &self, table_id: TableId, ) -> Result<Option<DeserializedValueWithBytes<TableInfoValue>>>

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pub async fn batch_get( &self, table_ids: &[TableId], ) -> Result<HashMap<TableId, TableInfoValue>>

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pub async fn batch_get_raw( &self, table_ids: &[TableId], ) -> Result<HashMap<TableId, DeserializedValueWithBytes<TableInfoValue>>>

Returns batch of DeserializedValueWithBytes<TableInfoValue>.

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impl Clone for TableInfoManager

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fn clone(&self) -> TableInfoManager

Returns a copy of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more

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