mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-11-17 21:24:28 +00:00
19 lines
727 B
C++
19 lines
727 B
C++
|
#pragma once
|
||
|
|
|
||
|
|
#include <cstdint>
|
||
|
|
|
||
|
|
extern "C" {
|
||
|
|
|
||
|
|
/// Converts a PRQL query to an SQL query.
|
||
|
|
/// @param query is a pointer to the beginning of the PRQL query.
|
||
|
|
/// @param size is the size of the PRQL query.
|
||
|
|
/// @param out is a pointer to a uint8_t pointer which will be set to the beginning of the null terminated SQL query or the error message.
|
||
|
|
/// @param out_size is the size of the string pointed by `out`.
|
||
|
|
/// @returns zero in case of success, non-zero in case of failure.
|
||
|
|
int64_t prql_to_sql(const uint8_t * query, uint64_t size, uint8_t ** out, uint64_t * out_size);
|
||
|
|
|
||
|
|
/// Frees the passed in pointer which's memory was allocated by Rust allocators previously.
|
||
|
|
void prql_free_pointer(uint8_t * ptr_to_free);
|
||
|
|
|
||
|
|
} // extern "C"
|