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DB_E_MULTIPLESTATEMENTS
Exact value and interpretation
DB_E_MULTIPLESTATEMENTS has the unsigned 32-bit value 2147749422 (0x80040E2E) and the signed representation -2147217874. AllStat defines the result as “Multiple-statement commands are not supported by this provider”. In the concrete failure represented here, the command text contains multiple statements but the provider accepts only a single statement per command object.
The high bit is set for it, so it is a failure HRESULT rather than a success or informational status. Its facility field is 4 (FACILITY_ITF) and its low code is 3630 (0x0E2E). Those bit fields place this result in an interface-defined family, but they do not reveal the provider, object identity, method, rowset generation or command state that produced it.
OLE DB contract boundary
This result must be interpreted against this contract: an OLE DB command moves through explicit states: command definition, properties and parameters are established before optional preparation and execution; dialect, query-tree and optimizer contracts are provider-specific and should be inferred only from reported capabilities.
Start with the active command object, its state transition history, dialect and provider error records when investigating this result. Preserve it before ADO, ATL,.NET, a database abstraction layer or an application exception replaces it with a generic message; the exact interface and method matter because one OLE DB object can expose several contracts with different preconditions.
Evidence to collect before changing the system
A useful this result record includes provider CLSID and version, process architecture, interface and method, COM apartment and thread, object correlation ID, transaction state, and the first preceding HRESULT. When it involves command text, parameter values, object names and query-plan details, record types, lengths, hashes or redacted identifiers instead of secrets or full business data.
- Evidence 1 for it: the dialect and redacted statement boundaries.
- Evidence 2 for it: provider capability for multiple result sets or batched commands.
- Evidence 3 for it: the command generator stage that combined statements.
Specific conditions that produce it
- Cause 1 for it: the text includes two statements separated by a delimiter.
- Cause 2 for it: a migration or batching layer concatenates commands for a provider without batch support.
- Cause 3 for it: a trailing administrative statement is appended to a query.
Diagnostic sequence
- Capture it immediately at the native OLE DB return and obtain the current OLE DB error object before another COM call replaces thread error information.
- Identify the exact stage for it: the command text contains multiple statements but the provider accepts only a single statement per command object.
- compare the live command, rowset, accessor or schema state with the metadata and properties actually granted by the provider.
- inspect per-binding, per-property, per-row or per-record statuses whenever the method supplies them; the aggregate result may not identify the rejected element.
- reproduce the issue with the smallest command, rowset or definition operation that preserves the same contract boundary.
- apply one evidence-backed correction, then verify that the operation succeeds and does not merely change into a nearby HRESULT.
Retry and recovery policy
Retry rule for it: retry after reducing the command to one supported statement or selecting a provider-supported batch contract. A safe it retry must use a changed input, object generation, provider capability or state transition. If the call returning it could have created, updated, deleted or copied data, determine partial completion before replaying it.
Use bounded retries and preserve cancellation. Configuration and contract failures should normally fail fast; concurrency, resource or transient state failures may justify retry only after their stated precondition changes.
Corrective actions
- Action 1 for it: execute statements separately in a controlled transaction.
- Action 2 for it: use a provider-supported batch mechanism only when documented.
- Action 3 for it: avoid naive delimiter splitting that ignores literals and comments.
Practical incident
A cleanup statement is appended after a SELECT for a provider that only accepts one statement; issuing two commands removes it. The diagnostic value comes from retaining it together with the failing interface and object state, not from reducing every provider result to “database error”.
Implementation guidance
Code handling it should release OLE DB resources in ownership order, preserve every provider error record, and log granted properties rather than only requested properties. When handling it, handles such as HACCESSOR, HROW, HCHAPTER and provider-specific region tokens must never be treated as portable integers across object lifetimes.
When it crosses an abstraction boundary, attach a stable correlation ID and structured fields for the native HRESULT, provider source, interface IID, method, object generation and operation phase. Do not log passwords, access tokens, complete SQL text or unrestricted row values merely to make the event easier to search.
Difference from related HRESULT values
DB_E_ERRORSINCOMMAND means a statement is invalid in the accepted command contract, while it specifically rejects the presence of more than one statement. Keep these outcomes separate in telemetry and user-facing remediation because it requires a different next action.
Official Microsoft references
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