8a48246ed1
This class had slightly confusing semantics and the added weirdness doesn't seem worth it just so we can say "." instead of "->" when iterating over a vector of NNRPs. This patch replaces NonnullRefPtrVector<T> with Vector<NNRP<T>>.
38 lines
1.1 KiB
C++
38 lines
1.1 KiB
C++
/*
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* Copyright (c) 2021, Mahmoud Mandour <ma.mandourr@gmail.com>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <LibSQL/AST/AST.h>
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#include <LibSQL/Database.h>
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#include <LibSQL/Meta.h>
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#include <LibSQL/ResultSet.h>
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#include <LibSQL/Row.h>
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namespace SQL::AST {
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ResultOr<ResultSet> DescribeTable::execute(ExecutionContext& context) const
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{
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auto const& schema_name = m_qualified_table_name->schema_name();
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auto const& table_name = m_qualified_table_name->table_name();
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auto table_def = TRY(context.database->get_table(schema_name, table_name));
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auto describe_table_def = MUST(context.database->get_table("master"sv, "internal_describe_table"sv));
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auto descriptor = describe_table_def->to_tuple_descriptor();
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ResultSet result { SQLCommand::Describe };
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TRY(result.try_ensure_capacity(table_def->columns().size()));
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for (auto& column : table_def->columns()) {
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Tuple tuple(descriptor);
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tuple[0] = column->name();
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tuple[1] = SQLType_name(column->type());
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result.insert_row(tuple, Tuple {});
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}
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return result;
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}
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}
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