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LibSQL+SQLServer+SQLStudio+sql: Allocate per-statement-execution IDs

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In order to execute a prepared statement multiple times, and track each
execution's results, clients will need to be provided an execution ID.
This will create a monotonically increasing ID each time a prepared
statement is executed for this purpose.
This commit is contained in:
Timothy Flynn 2022-12-02 17:14:56 -05:00 • committed by Andreas Kling
parent e2f71d2808
commit aec75d749a
10 changed files with 66 additions and 51 deletions
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12
Userland/Services/SQLServer/ConnectionFromClient.cpp
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@ -71,17 +71,19 @@ Messages::SQLServer::PrepareStatementResponse ConnectionFromClient::prepare_stat
return { result.value() };
}
void ConnectionFromClient::execute_statement(u64 statement_id, Vector<SQL::Value> const& placeholder_values)
Messages::SQLServer::ExecuteStatementResponse ConnectionFromClient::execute_statement(u64 statement_id, Vector<SQL::Value> const& placeholder_values)
{
dbgln_if(SQLSERVER_DEBUG, "ConnectionFromClient::execute_query_statement(statement_id: {})", statement_id);
auto statement = SQLStatement::statement_for(statement_id);
if (statement && statement->connection()->client_id() == client_id()) {
// FIXME: Support taking parameters from IPC requests.
statement->execute(move(const_cast<Vector<SQL::Value>&>(placeholder_values)));
} else {
dbgln_if(SQLSERVER_DEBUG, "Statement has disappeared");
async_execution_error(statement_id, SQL::SQLErrorCode::StatementUnavailable, DeprecatedString::formatted("{}", statement_id));
return statement->execute(move(const_cast<Vector<SQL::Value>&>(placeholder_values)));
}
dbgln_if(SQLSERVER_DEBUG, "Statement has disappeared");
async_execution_error(statement_id, -1, SQL::SQLErrorCode::StatementUnavailable, DeprecatedString::formatted("{}", statement_id));
return { {} };
}
}