1use std::collections::{BTreeMap, BTreeSet};
11use std::error::Error;
12use std::fmt;
13use std::num::TryFromIntError;
14
15use dec::TryFromDecimalError;
16use itertools::Itertools;
17use mz_catalog::builtin::MZ_CATALOG_SERVER_CLUSTER;
18use mz_compute_client::controller::error as compute_error;
19use mz_compute_client::controller::error::InstanceMissing;
20
21use mz_compute_types::ComputeInstanceId;
22use mz_expr::EvalError;
23use mz_ore::error::ErrorExt;
24use mz_ore::stack::RecursionLimitError;
25use mz_ore::str::StrExt;
26use mz_pgwire_common::{ErrorResponse, Severity};
27use mz_repr::adt::timestamp::TimestampError;
28use mz_repr::explain::ExplainError;
29use mz_repr::{ColumnDiff, ColumnName, KeyDiff, NotNullViolation, RelationDescDiff, Timestamp};
30use mz_sql::plan::PlanError;
31use mz_sql::rbac;
32use mz_sql::session::vars::VarError;
33use mz_storage_types::connections::ConnectionValidationError;
34use mz_storage_types::controller::StorageError;
35use mz_storage_types::errors::CollectionMissing;
36use smallvec::SmallVec;
37use timely::progress::Antichain;
38use tokio::sync::oneshot;
39use tokio_postgres::error::SqlState;
40
41use crate::coord::NetworkPolicyError;
42use crate::optimize::OptimizerError;
43use crate::peek_client::CollectionLookupError;
44
45#[derive(Debug)]
47pub enum AdapterError {
48 AbsurdSubscribeBounds {
50 as_of: mz_repr::Timestamp,
51 up_to: mz_repr::Timestamp,
52 },
53 AmbiguousSystemColumnReference,
57 Catalog(mz_catalog::memory::error::Error),
59 ChangedPlan(String),
64 DuplicateCursor(String),
66 Eval(EvalError),
68 Explain(ExplainError),
70 IdExhaustionError,
72 Internal(String),
74 IntrospectionDisabled {
76 log_names: Vec<String>,
77 },
78 InvalidLogDependency {
81 object_type: String,
82 log_names: Vec<String>,
83 },
84 InvalidClusterReplicaAz {
86 az: String,
87 expected: Vec<String>,
88 },
89 InvalidSetIsolationLevel,
91 InvalidSetCluster,
93 InvalidStorageClusterSize {
95 size: String,
96 expected: Vec<String>,
97 },
98 SourceOrSinkSizeRequired {
100 expected: Vec<String>,
101 },
102 InvalidTableMutationSelection {
104 object_name: String,
106 object_type: String,
108 },
109 ConstraintViolation(NotNullViolation),
111 ConcurrentClusterDrop,
113 ConcurrentDependencyDrop {
115 dependency_kind: &'static str,
116 dependency_id: String,
117 },
118 CollectionUnreadable {
119 id: String,
120 },
121 NoClusterReplicasAvailable {
123 name: String,
124 is_managed: bool,
125 },
126 OperationProhibitsTransaction(String),
128 OperationRequiresTransaction(String),
130 PlanError(PlanError),
132 PreparedStatementExists(String),
134 ParseError(mz_sql_parser::parser::ParserStatementError),
136 ReadOnlyTransaction,
138 ReadWriteUnavailable,
140 RecursionLimit(RecursionLimitError),
142 RelationOutsideTimeDomain {
145 relations: Vec<String>,
146 names: Vec<String>,
147 },
148 ResourceExhaustion {
150 resource_type: String,
151 limit_name: String,
152 desired: String,
153 limit: String,
154 current: String,
155 },
156 ResultSize(String),
158 SafeModeViolation(String),
160 WrongSetOfLocks,
162 StatementTimeout,
166 Canceled,
168 IdleInTransactionSessionTimeout,
170 SubscribeOnlyTransaction,
172 Optimizer(OptimizerError),
174 UnallowedOnCluster {
176 depends_on: SmallVec<[String; 2]>,
177 cluster: String,
178 },
179 Unauthorized(rbac::UnauthorizedError),
181 UnknownCursor(String),
183 UnknownLoginRole(String),
185 UnknownPreparedStatement(String),
186 UnknownClusterReplica {
188 cluster_name: String,
189 replica_name: String,
190 },
191 UnrecognizedConfigurationParam(String),
193 Unstructured(anyhow::Error),
197 Unsupported(&'static str),
199 UnavailableFeature {
203 feature: String,
204 docs: Option<String>,
205 },
206 UntargetedLogRead {
208 log_names: Vec<String>,
209 },
210 WriteOnlyTransaction,
212 SingleStatementTransaction,
214 DDLOnlyTransaction,
216 DDLTransactionRace,
218 TransactionDryRun {
221 new_ops: Vec<crate::catalog::Op>,
223 new_state: crate::catalog::CatalogState,
225 },
226 Storage(mz_storage_types::controller::StorageError<mz_repr::Timestamp>),
228 Compute(anyhow::Error),
230 Orchestrator(anyhow::Error),
232 DependentObject(BTreeMap<String, Vec<String>>),
236 InvalidAlter(&'static str, PlanError),
239 ConnectionValidation(ConnectionValidationError),
241 MaterializedViewWouldNeverRefresh(Timestamp, Timestamp),
245 InputNotReadableAtRefreshAtTime(Timestamp, Antichain<Timestamp>),
248 RtrTimeout(String),
250 RtrDropFailure(String),
252 UnreadableSinkCollection,
254 UserSessionsDisallowed,
256 NetworkPolicyDenied(NetworkPolicyError),
258 ReadOnly,
261 AlterClusterTimeout,
262 AlterClusterWhilePendingReplicas,
263 AuthenticationError(AuthenticationError),
264 ReplacementSchemaMismatch(RelationDescDiff),
266 ReplaceMaterializedViewSealed {
268 name: String,
269 },
270}
271
272#[derive(Debug, thiserror::Error)]
273pub enum AuthenticationError {
274 #[error("invalid credentials")]
275 InvalidCredentials,
276 #[error("role is not allowed to login")]
277 NonLogin,
278 #[error("role does not exist")]
279 RoleNotFound,
280 #[error("password is required")]
281 PasswordRequired,
282}
283
284impl AdapterError {
285 pub fn into_response(self, severity: Severity) -> ErrorResponse {
286 ErrorResponse {
287 severity,
288 code: self.code(),
289 message: self.to_string(),
290 detail: self.detail(),
291 hint: self.hint(),
292 position: self.position(),
293 }
294 }
295
296 pub fn position(&self) -> Option<usize> {
297 match self {
298 AdapterError::ParseError(err) => Some(err.error.pos),
299 _ => None,
300 }
301 }
302
303 pub fn detail(&self) -> Option<String> {
305 match self {
306 AdapterError::AmbiguousSystemColumnReference => {
307 Some("This is a current limitation in Materialize".into())
308 }
309 AdapterError::Catalog(c) => c.detail(),
310 AdapterError::Eval(e) => e.detail(),
311 AdapterError::RelationOutsideTimeDomain { relations, names } => Some(format!(
312 "The following relations in the query are outside the transaction's time domain:\n{}\n{}",
313 relations
314 .iter()
315 .map(|r| r.quoted().to_string())
316 .collect::<Vec<_>>()
317 .join("\n"),
318 match names.is_empty() {
319 true => "No relations are available.".to_string(),
320 false => format!(
321 "Only the following relations are available:\n{}",
322 names
323 .iter()
324 .map(|name| name.quoted().to_string())
325 .collect::<Vec<_>>()
326 .join("\n")
327 ),
328 }
329 )),
330 AdapterError::SourceOrSinkSizeRequired { .. } => Some(
331 "Either specify the cluster that will maintain this object via IN CLUSTER or \
332 specify size via SIZE option."
333 .into(),
334 ),
335 AdapterError::InvalidTableMutationSelection {
336 object_name,
337 object_type,
338 } => Some(format!(
339 "{object_type} '{}' may not be used in this operation; \
340 the selection may refer to views and materialized views, but transitive \
341 dependencies must not include sources or source-export tables",
342 object_name.quoted()
343 )),
344 AdapterError::SafeModeViolation(_) => Some(
345 "The Materialize server you are connected to is running in \
346 safe mode, which limits the features that are available."
347 .into(),
348 ),
349 AdapterError::IntrospectionDisabled { log_names }
350 | AdapterError::UntargetedLogRead { log_names } => Some(format!(
351 "The query references the following log sources:\n {}",
352 log_names.join("\n "),
353 )),
354 AdapterError::InvalidLogDependency { log_names, .. } => Some(format!(
355 "The object depends on the following log sources:\n {}",
356 log_names.join("\n "),
357 )),
358 AdapterError::PlanError(e) => e.detail(),
359 AdapterError::Unauthorized(unauthorized) => unauthorized.detail(),
360 AdapterError::DependentObject(dependent_objects) => Some(
361 dependent_objects
362 .iter()
363 .map(|(role_name, err_msgs)| {
364 err_msgs
365 .iter()
366 .map(|err_msg| format!("{role_name}: {err_msg}"))
367 .join("\n")
368 })
369 .join("\n"),
370 ),
371 AdapterError::Storage(storage_error) => storage_error
372 .source()
373 .map(|source_error| source_error.to_string_with_causes()),
374 AdapterError::ReadOnlyTransaction => Some(
375 "SELECT queries cannot be combined with other query types, including SUBSCRIBE."
376 .into(),
377 ),
378 AdapterError::InvalidAlter(_, e) => e.detail(),
379 AdapterError::Optimizer(e) => e.detail(),
380 AdapterError::ConnectionValidation(e) => e.detail(),
381 AdapterError::MaterializedViewWouldNeverRefresh(last_refresh, earliest_possible) => {
382 Some(format!(
383 "The specified last refresh is at {}, while the earliest possible time to compute the materialized \
384 view is {}.",
385 last_refresh, earliest_possible,
386 ))
387 }
388 AdapterError::UnallowedOnCluster { cluster, .. } => {
389 (cluster == MZ_CATALOG_SERVER_CLUSTER.name).then(|| {
390 format!(
391 "The transaction is executing on the \
392 {cluster} cluster, maybe having been routed \
393 there by the first statement in the transaction."
394 )
395 })
396 }
397 AdapterError::InputNotReadableAtRefreshAtTime(oracle_read_ts, least_valid_read) => {
398 Some(format!(
399 "The requested REFRESH AT time is {}, \
400 but not all input collections are readable earlier than [{}].",
401 oracle_read_ts,
402 if least_valid_read.len() == 1 {
403 format!(
404 "{}",
405 least_valid_read
406 .as_option()
407 .expect("antichain contains exactly 1 timestamp")
408 )
409 } else {
410 format!("{:?}", least_valid_read)
412 }
413 ))
414 }
415 AdapterError::RtrTimeout(name) => Some(format!(
416 "{name} failed to ingest data up to the real-time recency point"
417 )),
418 AdapterError::RtrDropFailure(name) => Some(format!(
419 "{name} dropped before ingesting data to the real-time recency point"
420 )),
421 AdapterError::UserSessionsDisallowed => {
422 Some("Your organization has been blocked. Please contact support.".to_string())
423 }
424 AdapterError::NetworkPolicyDenied(reason) => Some(format!("{reason}.")),
425 AdapterError::ReplacementSchemaMismatch(diff) => {
426 let mut lines: Vec<_> = diff.column_diffs.iter().map(|(idx, diff)| {
427 let pos = idx + 1;
428 match diff {
429 ColumnDiff::Missing { name } => {
430 let name = name.as_str().quoted();
431 format!("missing column {name} at position {pos}")
432 }
433 ColumnDiff::Extra { name } => {
434 let name = name.as_str().quoted();
435 format!("extra column {name} at position {pos}")
436 }
437 ColumnDiff::TypeMismatch { name, left, right } => {
438 let name = name.as_str().quoted();
439 format!("column {name} at position {pos}: type mismatch (target: {left:?}, replacement: {right:?})")
440 }
441 ColumnDiff::NullabilityMismatch { name, left, right } => {
442 let name = name.as_str().quoted();
443 let left = if *left { "NULL" } else { "NOT NULL" };
444 let right = if *right { "NULL" } else { "NOT NULL" };
445 format!("column {name} at position {pos}: nullability mismatch (target: {left}, replacement: {right})")
446 }
447 ColumnDiff::NameMismatch { left, right } => {
448 let left = left.as_str().quoted();
449 let right = right.as_str().quoted();
450 format!("column at position {pos}: name mismatch (target: {left}, replacement: {right})")
451 }
452 }
453 }).collect();
454
455 if let Some(KeyDiff { left, right }) = &diff.key_diff {
456 let format_keys = |keys: &BTreeSet<Vec<ColumnName>>| {
457 if keys.is_empty() {
458 "(none)".to_string()
459 } else {
460 keys.iter()
461 .map(|key| {
462 let cols = key.iter().map(|c| c.as_str()).join(", ");
463 format!("{{{cols}}}")
464 })
465 .join(", ")
466 }
467 };
468 lines.push(format!(
469 "keys differ (target: {}, replacement: {})",
470 format_keys(left),
471 format_keys(right)
472 ));
473 }
474 Some(lines.join("\n"))
475 }
476 AdapterError::ReplaceMaterializedViewSealed { .. } => Some(
477 "The materialized view has already computed its output until the end of time, \
478 so replacing its definition would have no effect."
479 .into(),
480 ),
481 _ => None,
482 }
483 }
484
485 pub fn hint(&self) -> Option<String> {
487 match self {
488 AdapterError::AmbiguousSystemColumnReference => Some(
489 "Rewrite the view to refer to all columns by name. Expand all wildcards and \
490 convert all NATURAL JOINs to USING joins."
491 .to_string(),
492 ),
493 AdapterError::Catalog(c) => c.hint(),
494 AdapterError::Eval(e) => e.hint(),
495 AdapterError::InvalidClusterReplicaAz { expected, az: _ } => {
496 Some(if expected.is_empty() {
497 "No availability zones configured; do not specify AVAILABILITY ZONE".into()
498 } else {
499 format!("Valid availability zones are: {}", expected.join(", "))
500 })
501 }
502 AdapterError::InvalidStorageClusterSize { expected, .. } => {
503 Some(format!("Valid sizes are: {}", expected.join(", ")))
504 }
505 AdapterError::SourceOrSinkSizeRequired { expected } => Some(format!(
506 "Try choosing one of the smaller sizes to start. Available sizes: {}",
507 expected.join(", ")
508 )),
509 AdapterError::NoClusterReplicasAvailable { is_managed, .. } => {
510 Some(if *is_managed {
511 "Use ALTER CLUSTER to adjust the replication factor of the cluster. \
512 Example:`ALTER CLUSTER <cluster-name> SET (REPLICATION FACTOR 1)`".into()
513 } else {
514 "Use CREATE CLUSTER REPLICA to attach cluster replicas to the cluster".into()
515 })
516 }
517 AdapterError::UntargetedLogRead { .. } => Some(
518 "Use `SET cluster_replica = <replica-name>` to target a specific replica in the \
519 active cluster. Note that subsequent queries will only be answered by \
520 the selected replica, which might reduce availability. To undo the replica \
521 selection, use `RESET cluster_replica`."
522 .into(),
523 ),
524 AdapterError::ResourceExhaustion { resource_type, .. } => Some(format!(
525 "Drop an existing {resource_type} or contact support to request a limit increase."
526 )),
527 AdapterError::StatementTimeout => Some(
528 "Consider increasing the maximum allowed statement duration for this session by \
529 setting the statement_timeout session variable. For example, `SET \
530 statement_timeout = '120s'`."
531 .into(),
532 ),
533 AdapterError::PlanError(e) => e.hint(),
534 AdapterError::UnallowedOnCluster { cluster, .. } => {
535 (cluster != MZ_CATALOG_SERVER_CLUSTER.name).then(||
536 "Use `SET CLUSTER = <cluster-name>` to change your cluster and re-run the query."
537 .to_string()
538 )
539 }
540 AdapterError::InvalidAlter(_, e) => e.hint(),
541 AdapterError::Optimizer(e) => e.hint(),
542 AdapterError::ConnectionValidation(e) => e.hint(),
543 AdapterError::InputNotReadableAtRefreshAtTime(_, _) => Some(
544 "You can use `REFRESH AT greatest(mz_now(), <explicit timestamp>)` to refresh \
545 either at the explicitly specified timestamp, or now if the given timestamp would \
546 be in the past.".to_string()
547 ),
548 AdapterError::AlterClusterTimeout => Some(
549 "Consider increasing the timeout duration in the alter cluster statement.".into(),
550 ),
551 AdapterError::DDLTransactionRace => Some(
552 "Currently, DDL transactions fail when any other DDL happens concurrently, \
553 even on unrelated schemas/clusters.".into()
554 ),
555 AdapterError::CollectionUnreadable { .. } => Some(
556 "This could be because the collection has recently been dropped.".into()
557 ),
558 _ => None,
559 }
560 }
561
562 pub fn code(&self) -> SqlState {
563 match self {
568 AdapterError::AbsurdSubscribeBounds { .. } => SqlState::DATA_EXCEPTION,
571 AdapterError::AmbiguousSystemColumnReference => SqlState::FEATURE_NOT_SUPPORTED,
572 AdapterError::Catalog(e) => match &e.kind {
573 mz_catalog::memory::error::ErrorKind::VarError(e) => match e {
574 VarError::ConstrainedParameter { .. } => SqlState::INVALID_PARAMETER_VALUE,
575 VarError::FixedValueParameter { .. } => SqlState::INVALID_PARAMETER_VALUE,
576 VarError::InvalidParameterType { .. } => SqlState::INVALID_PARAMETER_VALUE,
577 VarError::InvalidParameterValue { .. } => SqlState::INVALID_PARAMETER_VALUE,
578 VarError::ReadOnlyParameter(_) => SqlState::CANT_CHANGE_RUNTIME_PARAM,
579 VarError::UnknownParameter(_) => SqlState::UNDEFINED_OBJECT,
580 VarError::RequiresUnsafeMode { .. } => SqlState::CANT_CHANGE_RUNTIME_PARAM,
581 VarError::RequiresFeatureFlag { .. } => SqlState::CANT_CHANGE_RUNTIME_PARAM,
582 },
583 _ => SqlState::INTERNAL_ERROR,
584 },
585 AdapterError::ChangedPlan(_) => SqlState::FEATURE_NOT_SUPPORTED,
586 AdapterError::DuplicateCursor(_) => SqlState::DUPLICATE_CURSOR,
587 AdapterError::Eval(EvalError::CharacterNotValidForEncoding(_)) => {
588 SqlState::PROGRAM_LIMIT_EXCEEDED
589 }
590 AdapterError::Eval(EvalError::CharacterTooLargeForEncoding(_)) => {
591 SqlState::PROGRAM_LIMIT_EXCEEDED
592 }
593 AdapterError::Eval(EvalError::LengthTooLarge) => SqlState::PROGRAM_LIMIT_EXCEEDED,
594 AdapterError::Eval(EvalError::NullCharacterNotPermitted) => {
595 SqlState::PROGRAM_LIMIT_EXCEEDED
596 }
597 AdapterError::Eval(_) => SqlState::INTERNAL_ERROR,
598 AdapterError::Explain(_) => SqlState::INTERNAL_ERROR,
599 AdapterError::IdExhaustionError => SqlState::INTERNAL_ERROR,
600 AdapterError::Internal(_) => SqlState::INTERNAL_ERROR,
601 AdapterError::IntrospectionDisabled { .. } => SqlState::FEATURE_NOT_SUPPORTED,
602 AdapterError::InvalidLogDependency { .. } => SqlState::FEATURE_NOT_SUPPORTED,
603 AdapterError::InvalidClusterReplicaAz { .. } => SqlState::FEATURE_NOT_SUPPORTED,
604 AdapterError::InvalidSetIsolationLevel => SqlState::ACTIVE_SQL_TRANSACTION,
605 AdapterError::InvalidSetCluster => SqlState::ACTIVE_SQL_TRANSACTION,
606 AdapterError::InvalidStorageClusterSize { .. } => SqlState::FEATURE_NOT_SUPPORTED,
607 AdapterError::SourceOrSinkSizeRequired { .. } => SqlState::FEATURE_NOT_SUPPORTED,
608 AdapterError::InvalidTableMutationSelection { .. } => {
609 SqlState::INVALID_TRANSACTION_STATE
610 }
611 AdapterError::ConstraintViolation(NotNullViolation(_)) => SqlState::NOT_NULL_VIOLATION,
612 AdapterError::ConcurrentClusterDrop => SqlState::INVALID_TRANSACTION_STATE,
613 AdapterError::ConcurrentDependencyDrop { .. } => SqlState::UNDEFINED_OBJECT,
614 AdapterError::CollectionUnreadable { .. } => SqlState::NO_DATA_FOUND,
615 AdapterError::NoClusterReplicasAvailable { .. } => SqlState::FEATURE_NOT_SUPPORTED,
616 AdapterError::OperationProhibitsTransaction(_) => SqlState::ACTIVE_SQL_TRANSACTION,
617 AdapterError::OperationRequiresTransaction(_) => SqlState::NO_ACTIVE_SQL_TRANSACTION,
618 AdapterError::ParseError(_) => SqlState::SYNTAX_ERROR,
619 AdapterError::PlanError(PlanError::InvalidSchemaName) => SqlState::INVALID_SCHEMA_NAME,
620 AdapterError::PlanError(PlanError::ColumnAlreadyExists { .. }) => {
621 SqlState::DUPLICATE_COLUMN
622 }
623 AdapterError::PlanError(PlanError::UnknownParameter(_)) => {
624 SqlState::UNDEFINED_PARAMETER
625 }
626 AdapterError::PlanError(PlanError::ParameterNotAllowed(_)) => {
627 SqlState::UNDEFINED_PARAMETER
628 }
629 AdapterError::PlanError(_) => SqlState::INTERNAL_ERROR,
630 AdapterError::PreparedStatementExists(_) => SqlState::DUPLICATE_PSTATEMENT,
631 AdapterError::ReadOnlyTransaction => SqlState::READ_ONLY_SQL_TRANSACTION,
632 AdapterError::ReadWriteUnavailable => SqlState::INVALID_TRANSACTION_STATE,
633 AdapterError::SingleStatementTransaction => SqlState::INVALID_TRANSACTION_STATE,
634 AdapterError::WrongSetOfLocks => SqlState::LOCK_NOT_AVAILABLE,
635 AdapterError::StatementTimeout => SqlState::QUERY_CANCELED,
636 AdapterError::Canceled => SqlState::QUERY_CANCELED,
637 AdapterError::IdleInTransactionSessionTimeout => {
638 SqlState::IDLE_IN_TRANSACTION_SESSION_TIMEOUT
639 }
640 AdapterError::RecursionLimit(_) => SqlState::INTERNAL_ERROR,
641 AdapterError::RelationOutsideTimeDomain { .. } => SqlState::INVALID_TRANSACTION_STATE,
642 AdapterError::ResourceExhaustion { .. } => SqlState::INSUFFICIENT_RESOURCES,
643 AdapterError::ResultSize(_) => SqlState::OUT_OF_MEMORY,
644 AdapterError::SafeModeViolation(_) => SqlState::INTERNAL_ERROR,
645 AdapterError::SubscribeOnlyTransaction => SqlState::INVALID_TRANSACTION_STATE,
646 AdapterError::Optimizer(e) => match e {
647 OptimizerError::PlanError(PlanError::InvalidSchemaName) => {
648 SqlState::INVALID_SCHEMA_NAME
649 }
650 OptimizerError::PlanError(PlanError::ColumnAlreadyExists { .. }) => {
651 SqlState::DUPLICATE_COLUMN
652 }
653 OptimizerError::PlanError(PlanError::UnknownParameter(_)) => {
654 SqlState::UNDEFINED_PARAMETER
655 }
656 OptimizerError::PlanError(PlanError::ParameterNotAllowed(_)) => {
657 SqlState::UNDEFINED_PARAMETER
658 }
659 OptimizerError::PlanError(_) => SqlState::INTERNAL_ERROR,
660 OptimizerError::RecursionLimitError(e) => {
661 AdapterError::RecursionLimit(e.clone()).code() }
663 OptimizerError::Internal(s) => {
664 AdapterError::Internal(s.clone()).code() }
666 OptimizerError::EvalError(e) => {
667 AdapterError::Eval(e.clone()).code() }
669 OptimizerError::TransformError(_) => SqlState::INTERNAL_ERROR,
670 OptimizerError::UnmaterializableFunction(_) => SqlState::FEATURE_NOT_SUPPORTED,
671 OptimizerError::UncallableFunction { .. } => SqlState::FEATURE_NOT_SUPPORTED,
672 OptimizerError::UnsupportedTemporalExpression(_) => SqlState::FEATURE_NOT_SUPPORTED,
673 OptimizerError::InternalUnsafeMfpPlan(_) => SqlState::INTERNAL_ERROR,
676 },
677 AdapterError::UnallowedOnCluster { .. } => {
678 SqlState::S_R_E_PROHIBITED_SQL_STATEMENT_ATTEMPTED
679 }
680 AdapterError::Unauthorized(_) => SqlState::INSUFFICIENT_PRIVILEGE,
681 AdapterError::UnknownCursor(_) => SqlState::INVALID_CURSOR_NAME,
682 AdapterError::UnknownPreparedStatement(_) => SqlState::UNDEFINED_PSTATEMENT,
683 AdapterError::UnknownLoginRole(_) => SqlState::INVALID_AUTHORIZATION_SPECIFICATION,
684 AdapterError::UnknownClusterReplica { .. } => SqlState::UNDEFINED_OBJECT,
685 AdapterError::UnrecognizedConfigurationParam(_) => SqlState::UNDEFINED_OBJECT,
686 AdapterError::Unsupported(..) => SqlState::FEATURE_NOT_SUPPORTED,
687 AdapterError::UnavailableFeature { .. } => SqlState::FEATURE_NOT_SUPPORTED,
688 AdapterError::Unstructured(_) => SqlState::INTERNAL_ERROR,
689 AdapterError::UntargetedLogRead { .. } => SqlState::FEATURE_NOT_SUPPORTED,
690 AdapterError::DDLTransactionRace => SqlState::T_R_SERIALIZATION_FAILURE,
691 AdapterError::TransactionDryRun { .. } => SqlState::T_R_SERIALIZATION_FAILURE,
692 AdapterError::WriteOnlyTransaction => SqlState::INVALID_TRANSACTION_STATE,
697 AdapterError::DDLOnlyTransaction => SqlState::INVALID_TRANSACTION_STATE,
698 AdapterError::Storage(_) | AdapterError::Compute(_) | AdapterError::Orchestrator(_) => {
699 SqlState::INTERNAL_ERROR
700 }
701 AdapterError::DependentObject(_) => SqlState::DEPENDENT_OBJECTS_STILL_EXIST,
702 AdapterError::InvalidAlter(_, _) => SqlState::FEATURE_NOT_SUPPORTED,
703 AdapterError::ConnectionValidation(_) => SqlState::SYSTEM_ERROR,
704 AdapterError::MaterializedViewWouldNeverRefresh(_, _) => SqlState::DATA_EXCEPTION,
706 AdapterError::InputNotReadableAtRefreshAtTime(_, _) => SqlState::DATA_EXCEPTION,
707 AdapterError::RtrTimeout(_) => SqlState::QUERY_CANCELED,
708 AdapterError::RtrDropFailure(_) => SqlState::UNDEFINED_OBJECT,
709 AdapterError::UnreadableSinkCollection => SqlState::from_code("MZ009"),
710 AdapterError::UserSessionsDisallowed => SqlState::from_code("MZ010"),
711 AdapterError::NetworkPolicyDenied(_) => SqlState::from_code("MZ011"),
712 AdapterError::ReadOnly => SqlState::READ_ONLY_SQL_TRANSACTION,
715 AdapterError::AlterClusterTimeout => SqlState::QUERY_CANCELED,
716 AdapterError::AlterClusterWhilePendingReplicas => SqlState::OBJECT_IN_USE,
717 AdapterError::ReplacementSchemaMismatch(_) => SqlState::FEATURE_NOT_SUPPORTED,
718 AdapterError::AuthenticationError(AuthenticationError::InvalidCredentials) => {
719 SqlState::INVALID_PASSWORD
720 }
721 AdapterError::AuthenticationError(_) => SqlState::INVALID_AUTHORIZATION_SPECIFICATION,
722 AdapterError::ReplaceMaterializedViewSealed { .. } => {
723 SqlState::OBJECT_NOT_IN_PREREQUISITE_STATE
724 }
725 }
726 }
727
728 pub fn internal<E: std::fmt::Display>(context: &str, e: E) -> AdapterError {
729 AdapterError::Internal(format!("{context}: {e}"))
730 }
731
732 pub fn concurrent_dependency_drop_from_instance_missing(e: InstanceMissing) -> Self {
739 AdapterError::ConcurrentDependencyDrop {
740 dependency_kind: "cluster",
741 dependency_id: e.0.to_string(),
742 }
743 }
744
745 pub fn concurrent_dependency_drop_from_collection_missing(e: CollectionMissing) -> Self {
746 AdapterError::ConcurrentDependencyDrop {
747 dependency_kind: "collection",
748 dependency_id: e.0.to_string(),
749 }
750 }
751
752 pub fn concurrent_dependency_drop_from_collection_lookup_error(
753 e: CollectionLookupError,
754 compute_instance: ComputeInstanceId,
755 ) -> Self {
756 match e {
757 CollectionLookupError::InstanceMissing(id) => AdapterError::ConcurrentDependencyDrop {
758 dependency_kind: "cluster",
759 dependency_id: id.to_string(),
760 },
761 CollectionLookupError::CollectionMissing(id) => {
762 AdapterError::ConcurrentDependencyDrop {
763 dependency_kind: "collection",
764 dependency_id: id.to_string(),
765 }
766 }
767 CollectionLookupError::InstanceShutDown => AdapterError::ConcurrentDependencyDrop {
768 dependency_kind: "cluster",
769 dependency_id: compute_instance.to_string(),
770 },
771 }
772 }
773
774 pub fn concurrent_dependency_drop_from_watch_set_install_error(
775 e: compute_error::CollectionLookupError,
776 ) -> Self {
777 match e {
778 compute_error::CollectionLookupError::InstanceMissing(id) => {
779 AdapterError::ConcurrentDependencyDrop {
780 dependency_kind: "cluster",
781 dependency_id: id.to_string(),
782 }
783 }
784 compute_error::CollectionLookupError::CollectionMissing(id) => {
785 AdapterError::ConcurrentDependencyDrop {
786 dependency_kind: "collection",
787 dependency_id: id.to_string(),
788 }
789 }
790 }
791 }
792
793 pub fn concurrent_dependency_drop_from_instance_peek_error(
794 e: mz_compute_client::controller::instance_client::PeekError,
795 compute_instance: ComputeInstanceId,
796 ) -> AdapterError {
797 use mz_compute_client::controller::instance_client::PeekError::*;
798 match e {
799 ReplicaMissing(id) => AdapterError::ConcurrentDependencyDrop {
800 dependency_kind: "replica",
801 dependency_id: id.to_string(),
802 },
803 InstanceShutDown => AdapterError::ConcurrentDependencyDrop {
804 dependency_kind: "cluster",
805 dependency_id: compute_instance.to_string(),
806 },
807 e @ ReadHoldIdMismatch(_) => AdapterError::internal("instance peek error", e),
808 e @ ReadHoldInsufficient(_) => AdapterError::internal("instance peek error", e),
809 }
810 }
811
812 pub fn concurrent_dependency_drop_from_peek_error(
813 e: mz_compute_client::controller::error::PeekError,
814 ) -> AdapterError {
815 use mz_compute_client::controller::error::PeekError::*;
816 match e {
817 InstanceMissing(id) => AdapterError::ConcurrentDependencyDrop {
818 dependency_kind: "cluster",
819 dependency_id: id.to_string(),
820 },
821 CollectionMissing(id) => AdapterError::ConcurrentDependencyDrop {
822 dependency_kind: "collection",
823 dependency_id: id.to_string(),
824 },
825 ReplicaMissing(id) => AdapterError::ConcurrentDependencyDrop {
826 dependency_kind: "replica",
827 dependency_id: id.to_string(),
828 },
829 e @ SinceViolation(_) => AdapterError::internal("peek error", e),
830 }
831 }
832
833 pub fn concurrent_dependency_drop_from_dataflow_creation_error(
834 e: compute_error::DataflowCreationError,
835 ) -> Self {
836 use compute_error::DataflowCreationError::*;
837 match e {
838 InstanceMissing(id) => AdapterError::ConcurrentDependencyDrop {
839 dependency_kind: "cluster",
840 dependency_id: id.to_string(),
841 },
842 CollectionMissing(id) => AdapterError::ConcurrentDependencyDrop {
843 dependency_kind: "collection",
844 dependency_id: id.to_string(),
845 },
846 ReplicaMissing(id) => AdapterError::ConcurrentDependencyDrop {
847 dependency_kind: "replica",
848 dependency_id: id.to_string(),
849 },
850 MissingAsOf | SinceViolation(..) | EmptyAsOfForSubscribe | EmptyAsOfForCopyTo => {
851 AdapterError::internal("dataflow creation error", e)
852 }
853 }
854 }
855}
856
857impl fmt::Display for AdapterError {
858 fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
859 match self {
860 AdapterError::AbsurdSubscribeBounds { as_of, up_to } => {
861 write!(
862 f,
863 "subscription lower bound (`AS OF`) is greater than its upper bound (`UP TO`): \
864 {as_of} > {up_to}",
865 )
866 }
867 AdapterError::AmbiguousSystemColumnReference => {
868 write!(
869 f,
870 "cannot use wildcard expansions or NATURAL JOINs in a view that depends on \
871 system objects"
872 )
873 }
874 AdapterError::ChangedPlan(e) => write!(f, "{}", e),
875 AdapterError::Catalog(e) => e.fmt(f),
876 AdapterError::DuplicateCursor(name) => {
877 write!(f, "cursor {} already exists", name.quoted())
878 }
879 AdapterError::Eval(e) => e.fmt(f),
880 AdapterError::Explain(e) => e.fmt(f),
881 AdapterError::IdExhaustionError => f.write_str("ID allocator exhausted all valid IDs"),
882 AdapterError::Internal(e) => write!(f, "internal error: {}", e),
883 AdapterError::IntrospectionDisabled { .. } => write!(
884 f,
885 "cannot read log sources of replica with disabled introspection"
886 ),
887 AdapterError::InvalidLogDependency { object_type, .. } => {
888 write!(f, "{object_type} objects cannot depend on log sources")
889 }
890 AdapterError::InvalidClusterReplicaAz { az, expected: _ } => {
891 write!(f, "unknown cluster replica availability zone {az}",)
892 }
893 AdapterError::InvalidSetIsolationLevel => write!(
894 f,
895 "SET TRANSACTION ISOLATION LEVEL must be called before any query"
896 ),
897 AdapterError::InvalidSetCluster => {
898 write!(f, "SET cluster cannot be called in an active transaction")
899 }
900 AdapterError::InvalidStorageClusterSize { size, .. } => {
901 write!(f, "unknown source size {size}")
902 }
903 AdapterError::SourceOrSinkSizeRequired { .. } => {
904 write!(f, "must specify either cluster or size option")
905 }
906 AdapterError::InvalidTableMutationSelection { .. } => {
907 write!(
908 f,
909 "invalid selection: operation may only (transitively) refer to non-source, non-system tables"
910 )
911 }
912 AdapterError::ReplaceMaterializedViewSealed { name } => {
913 write!(
914 f,
915 "materialized view {name} is sealed and thus cannot be replaced"
916 )
917 }
918 AdapterError::ConstraintViolation(not_null_violation) => {
919 write!(f, "{}", not_null_violation)
920 }
921 AdapterError::ConcurrentClusterDrop => {
922 write!(f, "the transaction's active cluster has been dropped")
923 }
924 AdapterError::ConcurrentDependencyDrop {
925 dependency_kind,
926 dependency_id,
927 } => {
928 write!(f, "{dependency_kind} '{dependency_id}' was dropped")
929 }
930 AdapterError::CollectionUnreadable { id } => {
931 write!(f, "collection '{id}' is not readable at any timestamp")
932 }
933 AdapterError::NoClusterReplicasAvailable { name, .. } => {
934 write!(
935 f,
936 "CLUSTER {} has no replicas available to service request",
937 name.quoted()
938 )
939 }
940 AdapterError::OperationProhibitsTransaction(op) => {
941 write!(f, "{} cannot be run inside a transaction block", op)
942 }
943 AdapterError::OperationRequiresTransaction(op) => {
944 write!(f, "{} can only be used in transaction blocks", op)
945 }
946 AdapterError::ParseError(e) => e.fmt(f),
947 AdapterError::PlanError(e) => e.fmt(f),
948 AdapterError::PreparedStatementExists(name) => {
949 write!(f, "prepared statement {} already exists", name.quoted())
950 }
951 AdapterError::ReadOnlyTransaction => f.write_str("transaction in read-only mode"),
952 AdapterError::SingleStatementTransaction => {
953 f.write_str("this transaction can only execute a single statement")
954 }
955 AdapterError::ReadWriteUnavailable => {
956 f.write_str("transaction read-write mode must be set before any query")
957 }
958 AdapterError::WrongSetOfLocks => {
959 write!(f, "internal error, wrong set of locks acquired")
960 }
961 AdapterError::StatementTimeout => {
962 write!(f, "canceling statement due to statement timeout")
963 }
964 AdapterError::Canceled => {
965 write!(f, "canceling statement due to user request")
966 }
967 AdapterError::IdleInTransactionSessionTimeout => {
968 write!(
969 f,
970 "terminating connection due to idle-in-transaction timeout"
971 )
972 }
973 AdapterError::RecursionLimit(e) => e.fmt(f),
974 AdapterError::RelationOutsideTimeDomain { .. } => {
975 write!(
976 f,
977 "Transactions can only reference objects in the same timedomain. \
978 See https://materialize.com/docs/sql/begin/#same-timedomain-error",
979 )
980 }
981 AdapterError::ResourceExhaustion {
982 resource_type,
983 limit_name,
984 desired,
985 limit,
986 current,
987 } => {
988 write!(
989 f,
990 "creating {resource_type} would violate {limit_name} limit (desired: {desired}, limit: {limit}, current: {current})"
991 )
992 }
993 AdapterError::ResultSize(e) => write!(f, "{e}"),
994 AdapterError::SafeModeViolation(feature) => {
995 write!(f, "cannot create {} in safe mode", feature)
996 }
997 AdapterError::SubscribeOnlyTransaction => {
998 f.write_str("SUBSCRIBE in transactions must be the only read statement")
999 }
1000 AdapterError::Optimizer(e) => e.fmt(f),
1001 AdapterError::UnallowedOnCluster {
1002 depends_on,
1003 cluster,
1004 } => {
1005 let items = depends_on.into_iter().map(|item| item.quoted()).join(", ");
1006 write!(
1007 f,
1008 "querying the following items {items} is not allowed from the {} cluster",
1009 cluster.quoted()
1010 )
1011 }
1012 AdapterError::Unauthorized(unauthorized) => {
1013 write!(f, "{unauthorized}")
1014 }
1015 AdapterError::UnknownCursor(name) => {
1016 write!(f, "cursor {} does not exist", name.quoted())
1017 }
1018 AdapterError::UnknownLoginRole(name) => {
1019 write!(f, "role {} does not exist", name.quoted())
1020 }
1021 AdapterError::Unsupported(features) => write!(f, "{} are not supported", features),
1022 AdapterError::Unstructured(e) => write!(f, "{}", e.display_with_causes()),
1023 AdapterError::WriteOnlyTransaction => f.write_str("transaction in write-only mode"),
1024 AdapterError::UnknownPreparedStatement(name) => {
1025 write!(f, "prepared statement {} does not exist", name.quoted())
1026 }
1027 AdapterError::UnknownClusterReplica {
1028 cluster_name,
1029 replica_name,
1030 } => write!(
1031 f,
1032 "cluster replica '{cluster_name}.{replica_name}' does not exist"
1033 ),
1034 AdapterError::UnrecognizedConfigurationParam(setting_name) => write!(
1035 f,
1036 "unrecognized configuration parameter {}",
1037 setting_name.quoted()
1038 ),
1039 AdapterError::UntargetedLogRead { .. } => {
1040 f.write_str("log source reads must target a replica")
1041 }
1042 AdapterError::DDLOnlyTransaction => f.write_str(
1043 "transactions which modify objects are restricted to just modifying objects",
1044 ),
1045 AdapterError::DDLTransactionRace => f.write_str(
1046 "another session modified the catalog while this DDL transaction was open",
1047 ),
1048 AdapterError::TransactionDryRun { .. } => f.write_str("transaction dry run"),
1049 AdapterError::Storage(e) => e.fmt(f),
1050 AdapterError::Compute(e) => e.fmt(f),
1051 AdapterError::Orchestrator(e) => e.fmt(f),
1052 AdapterError::DependentObject(dependent_objects) => {
1053 let role_str = if dependent_objects.keys().count() == 1 {
1054 "role"
1055 } else {
1056 "roles"
1057 };
1058 write!(
1059 f,
1060 "{role_str} \"{}\" cannot be dropped because some objects depend on it",
1061 dependent_objects.keys().join(", ")
1062 )
1063 }
1064 AdapterError::InvalidAlter(t, e) => {
1065 write!(f, "invalid ALTER {t}: {e}")
1066 }
1067 AdapterError::ConnectionValidation(e) => e.fmt(f),
1068 AdapterError::MaterializedViewWouldNeverRefresh(_, _) => {
1069 write!(
1070 f,
1071 "all the specified refreshes of the materialized view would be too far in the past, and thus they \
1072 would never happen"
1073 )
1074 }
1075 AdapterError::InputNotReadableAtRefreshAtTime(_, _) => {
1076 write!(
1077 f,
1078 "REFRESH AT requested for a time where not all the inputs are readable"
1079 )
1080 }
1081 AdapterError::RtrTimeout(_) => {
1082 write!(
1083 f,
1084 "timed out before ingesting the source's visible frontier when real-time-recency query issued"
1085 )
1086 }
1087 AdapterError::RtrDropFailure(_) => write!(
1088 f,
1089 "real-time source dropped before ingesting the upstream system's visible frontier"
1090 ),
1091 AdapterError::UnreadableSinkCollection => {
1092 write!(f, "collection is not readable at any time")
1093 }
1094 AdapterError::UserSessionsDisallowed => write!(f, "login blocked"),
1095 AdapterError::NetworkPolicyDenied(_) => write!(f, "session denied"),
1096 AdapterError::ReadOnly => write!(f, "cannot write in read-only mode"),
1097 AdapterError::AlterClusterTimeout => {
1098 write!(f, "canceling statement, provided timeout lapsed")
1099 }
1100 AdapterError::AuthenticationError(e) => {
1101 write!(f, "authentication error {e}")
1102 }
1103 AdapterError::UnavailableFeature { feature, docs } => {
1104 write!(f, "{} is not supported in this environment.", feature)?;
1105 if let Some(docs) = docs {
1106 write!(
1107 f,
1108 " For more information consult the documentation at {docs}"
1109 )?;
1110 }
1111 Ok(())
1112 }
1113 AdapterError::AlterClusterWhilePendingReplicas => {
1114 write!(f, "cannot alter clusters with pending updates")
1115 }
1116 AdapterError::ReplacementSchemaMismatch(_) => {
1117 write!(f, "replacement schema differs from target schema")
1118 }
1119 }
1120 }
1121}
1122
1123impl From<anyhow::Error> for AdapterError {
1124 fn from(e: anyhow::Error) -> AdapterError {
1125 match e.downcast::<PlanError>() {
1126 Ok(plan_error) => AdapterError::PlanError(plan_error),
1127 Err(e) => AdapterError::Unstructured(e),
1128 }
1129 }
1130}
1131
1132impl From<TryFromIntError> for AdapterError {
1133 fn from(e: TryFromIntError) -> AdapterError {
1134 AdapterError::Unstructured(e.into())
1135 }
1136}
1137
1138impl From<TryFromDecimalError> for AdapterError {
1139 fn from(e: TryFromDecimalError) -> AdapterError {
1140 AdapterError::Unstructured(e.into())
1141 }
1142}
1143
1144impl From<mz_catalog::memory::error::Error> for AdapterError {
1145 fn from(e: mz_catalog::memory::error::Error) -> AdapterError {
1146 AdapterError::Catalog(e)
1147 }
1148}
1149
1150impl From<mz_catalog::durable::CatalogError> for AdapterError {
1151 fn from(e: mz_catalog::durable::CatalogError) -> Self {
1152 mz_catalog::memory::error::Error::from(e).into()
1153 }
1154}
1155
1156impl From<mz_catalog::durable::DurableCatalogError> for AdapterError {
1157 fn from(e: mz_catalog::durable::DurableCatalogError) -> Self {
1158 mz_catalog::durable::CatalogError::from(e).into()
1159 }
1160}
1161
1162impl From<EvalError> for AdapterError {
1163 fn from(e: EvalError) -> AdapterError {
1164 AdapterError::Eval(e)
1165 }
1166}
1167
1168impl From<ExplainError> for AdapterError {
1169 fn from(e: ExplainError) -> AdapterError {
1170 match e {
1171 ExplainError::RecursionLimitError(e) => AdapterError::RecursionLimit(e),
1172 e => AdapterError::Explain(e),
1173 }
1174 }
1175}
1176
1177impl From<mz_sql::catalog::CatalogError> for AdapterError {
1178 fn from(e: mz_sql::catalog::CatalogError) -> AdapterError {
1179 AdapterError::Catalog(mz_catalog::memory::error::Error::from(e))
1180 }
1181}
1182
1183impl From<PlanError> for AdapterError {
1184 fn from(e: PlanError) -> AdapterError {
1185 match e {
1186 PlanError::UnknownCursor(name) => AdapterError::UnknownCursor(name),
1187 _ => AdapterError::PlanError(e),
1188 }
1189 }
1190}
1191
1192impl From<OptimizerError> for AdapterError {
1193 fn from(e: OptimizerError) -> AdapterError {
1194 use OptimizerError::*;
1195 match e {
1196 PlanError(e) => Self::PlanError(e),
1197 RecursionLimitError(e) => Self::RecursionLimit(e),
1198 EvalError(e) => Self::Eval(e),
1199 InternalUnsafeMfpPlan(e) => Self::Internal(e),
1200 Internal(e) => Self::Internal(e),
1201 e => Self::Optimizer(e),
1202 }
1203 }
1204}
1205
1206impl From<NotNullViolation> for AdapterError {
1207 fn from(e: NotNullViolation) -> AdapterError {
1208 AdapterError::ConstraintViolation(e)
1209 }
1210}
1211
1212impl From<RecursionLimitError> for AdapterError {
1213 fn from(e: RecursionLimitError) -> AdapterError {
1214 AdapterError::RecursionLimit(e)
1215 }
1216}
1217
1218impl From<oneshot::error::RecvError> for AdapterError {
1219 fn from(e: oneshot::error::RecvError) -> AdapterError {
1220 AdapterError::Unstructured(e.into())
1221 }
1222}
1223
1224impl From<StorageError<mz_repr::Timestamp>> for AdapterError {
1225 fn from(e: StorageError<mz_repr::Timestamp>) -> Self {
1226 AdapterError::Storage(e)
1227 }
1228}
1229
1230impl From<compute_error::InstanceExists> for AdapterError {
1231 fn from(e: compute_error::InstanceExists) -> Self {
1232 AdapterError::Compute(e.into())
1233 }
1234}
1235
1236impl From<TimestampError> for AdapterError {
1237 fn from(e: TimestampError) -> Self {
1238 let e: EvalError = e.into();
1239 e.into()
1240 }
1241}
1242
1243impl From<mz_sql_parser::parser::ParserStatementError> for AdapterError {
1244 fn from(e: mz_sql_parser::parser::ParserStatementError) -> Self {
1245 AdapterError::ParseError(e)
1246 }
1247}
1248
1249impl From<VarError> for AdapterError {
1250 fn from(e: VarError) -> Self {
1251 let e: mz_catalog::memory::error::Error = e.into();
1252 e.into()
1253 }
1254}
1255
1256impl From<rbac::UnauthorizedError> for AdapterError {
1257 fn from(e: rbac::UnauthorizedError) -> Self {
1258 AdapterError::Unauthorized(e)
1259 }
1260}
1261
1262impl From<mz_sql_parser::ast::IdentError> for AdapterError {
1263 fn from(value: mz_sql_parser::ast::IdentError) -> Self {
1264 AdapterError::PlanError(PlanError::InvalidIdent(value))
1265 }
1266}
1267
1268impl From<mz_pgwire_common::ConnectionError> for AdapterError {
1269 fn from(value: mz_pgwire_common::ConnectionError) -> Self {
1270 match value {
1271 mz_pgwire_common::ConnectionError::TooManyConnections { current, limit } => {
1272 AdapterError::ResourceExhaustion {
1273 resource_type: "connection".into(),
1274 limit_name: "max_connections".into(),
1275 desired: (current + 1).to_string(),
1276 limit: limit.to_string(),
1277 current: current.to_string(),
1278 }
1279 }
1280 }
1281 }
1282}
1283
1284impl From<NetworkPolicyError> for AdapterError {
1285 fn from(value: NetworkPolicyError) -> Self {
1286 AdapterError::NetworkPolicyDenied(value)
1287 }
1288}
1289
1290impl From<ConnectionValidationError> for AdapterError {
1291 fn from(e: ConnectionValidationError) -> AdapterError {
1292 AdapterError::ConnectionValidation(e)
1293 }
1294}
1295
1296impl Error for AdapterError {}