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Copy pathregistration.hpp
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226 lines (185 loc) · 9.97 KB
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#pragma once
#include <sqlite3.h>
// Compatibility defines for older SQLite versions
// SQLITE_SUBTYPE was added in SQLite 3.30.0
#ifndef SQLITE_SUBTYPE
#define SQLITE_SUBTYPE 0x000100000
#endif
// SQLITE_RESULT_SUBTYPE was added in SQLite 3.45.0
#ifndef SQLITE_RESULT_SUBTYPE
#define SQLITE_RESULT_SUBTYPE 0x001000000
#endif
#include "../utils/error.hpp"
#include "enhanced_functions.hpp"
#include "functions.hpp"
#include "utility_functions.hpp"
#include "vec0_module.hpp"
namespace sqlite_vec_cpp::sqlite {
/// Register all vector distance functions and vec0 virtual table module with SQLite
inline Result<void> register_all_functions(sqlite3* db) {
if (!db) {
return err<void>(Error::invalid_argument("database handle is null"));
}
constexpr int kScalarFlags = SQLITE_UTF8 | SQLITE_DETERMINISTIC;
constexpr int kVecReadFlags = SQLITE_UTF8 | SQLITE_DETERMINISTIC | SQLITE_SUBTYPE;
constexpr int kVecResultFlags =
SQLITE_UTF8 | SQLITE_DETERMINISTIC | SQLITE_SUBTYPE | SQLITE_RESULT_SUBTYPE;
// Register vec0 virtual table module first (critical for CREATE VIRTUAL TABLE)
auto vec0_result = register_vec0_module(db);
if (!vec0_result) {
return vec0_result;
}
// Register core distance functions (compatible with original sqlite-vec)
int rc = sqlite3_create_function_v2(db, "vec_distance_l2", 2, kVecReadFlags, nullptr,
vec_distance_l2, nullptr, nullptr, nullptr);
if (rc != SQLITE_OK) {
return err<void>(Error::sqlite_error("Failed to register vec_distance_l2", rc));
}
rc = sqlite3_create_function_v2(db, "vec_distance_l1", 2, kVecReadFlags, nullptr,
vec_distance_l1, nullptr, nullptr, nullptr);
if (rc != SQLITE_OK) {
return err<void>(Error::sqlite_error("Failed to register vec_distance_l1", rc));
}
rc = sqlite3_create_function_v2(db, "vec_distance_cosine", 2, kVecReadFlags, nullptr,
vec_distance_cosine, nullptr, nullptr, nullptr);
if (rc != SQLITE_OK) {
return err<void>(Error::sqlite_error("Failed to register vec_distance_cosine", rc));
}
rc = sqlite3_create_function_v2(db, "vec_distance_hamming", 2, kVecReadFlags, nullptr,
vec_distance_hamming, nullptr, nullptr, nullptr);
if (rc != SQLITE_OK) {
return err<void>(Error::sqlite_error("Failed to register vec_distance_hamming", rc));
}
// Register utility functions
rc = sqlite3_create_function_v2(db, "vec_length", 1, kVecReadFlags, nullptr, vec_length,
nullptr, nullptr, nullptr);
if (rc != SQLITE_OK) {
return err<void>(Error::sqlite_error("Failed to register vec_length", rc));
}
rc = sqlite3_create_function_v2(db, "vec_type", 1, kVecReadFlags, nullptr, vec_type, nullptr,
nullptr, nullptr);
if (rc != SQLITE_OK) {
return err<void>(Error::sqlite_error("Failed to register vec_type", rc));
}
// Register vec_f32 function (vector creation from JSON)
rc = sqlite3_create_function_v2(db, "vec_f32", 1, kVecResultFlags, nullptr, vec_f32, nullptr,
nullptr, nullptr);
if (rc != SQLITE_OK) {
return err<void>(Error::sqlite_error("Failed to register vec_f32", rc));
}
// Register vec_f32_simple function (for vec0 compatibility)
// This version doesn't set subtype so virtual table xUpdate can access blob
rc = sqlite3_create_function_v2(db, "vec_f32_simple", 1, kScalarFlags, nullptr, vec_f32_simple,
nullptr, nullptr, nullptr);
if (rc != SQLITE_OK) {
return err<void>(Error::sqlite_error("Failed to register vec_f32_simple", rc));
}
// Register vec_int8 function (int8 vector creation from JSON)
rc = sqlite3_create_function_v2(db, "vec_int8", 1, kVecResultFlags, nullptr, vec_int8, nullptr,
nullptr, nullptr);
if (rc != SQLITE_OK) {
return err<void>(Error::sqlite_error("Failed to register vec_int8", rc));
}
// Register vec_bit function (bit vector creation from blob)
rc = sqlite3_create_function_v2(db, "vec_bit", 1, kVecResultFlags, nullptr, vec_bit, nullptr,
nullptr, nullptr);
if (rc != SQLITE_OK) {
return err<void>(Error::sqlite_error("Failed to register vec_bit", rc));
}
rc = sqlite3_create_function_v2(db, "vec_to_json", 1, kVecReadFlags, nullptr, vec_to_json,
nullptr, nullptr, nullptr);
if (rc != SQLITE_OK) {
return err<void>(Error::sqlite_error("Failed to register vec_to_json", rc));
}
rc = sqlite3_create_function_v2(db, "vec_add", 2, kVecResultFlags, nullptr, vec_add, nullptr,
nullptr, nullptr);
if (rc != SQLITE_OK) {
return err<void>(Error::sqlite_error("Failed to register vec_add", rc));
}
rc = sqlite3_create_function_v2(db, "vec_sub", 2, kVecResultFlags, nullptr, vec_sub, nullptr,
nullptr, nullptr);
if (rc != SQLITE_OK) {
return err<void>(Error::sqlite_error("Failed to register vec_sub", rc));
}
rc = sqlite3_create_function_v2(db, "vec_normalize", 1, kVecResultFlags, nullptr, vec_normalize,
nullptr, nullptr, nullptr);
if (rc != SQLITE_OK) {
return err<void>(Error::sqlite_error("Failed to register vec_normalize", rc));
}
rc = sqlite3_create_function_v2(db, "vec_slice", 3, kVecResultFlags, nullptr, vec_slice,
nullptr, nullptr, nullptr);
if (rc != SQLITE_OK) {
return err<void>(Error::sqlite_error("Failed to register vec_slice", rc));
}
// Register enhanced functions (C++20/23 specific features)
rc = sqlite3_create_function_v2(db, "vec_dot", 2, kVecReadFlags, nullptr, vec_dot, nullptr,
nullptr, nullptr);
if (rc != SQLITE_OK) {
return err<void>(Error::sqlite_error("Failed to register vec_dot", rc));
}
rc = sqlite3_create_function_v2(db, "vec_magnitude", 1, kVecReadFlags, nullptr, vec_magnitude,
nullptr, nullptr, nullptr);
if (rc != SQLITE_OK) {
return err<void>(Error::sqlite_error("Failed to register vec_magnitude", rc));
}
rc = sqlite3_create_function_v2(db, "vec_scale", 2, kVecResultFlags, nullptr, vec_scale,
nullptr, nullptr, nullptr);
if (rc != SQLITE_OK) {
return err<void>(Error::sqlite_error("Failed to register vec_scale", rc));
}
rc = sqlite3_create_function_v2(db, "vec_mean", 1, kVecReadFlags, nullptr, vec_mean, nullptr,
nullptr, nullptr);
if (rc != SQLITE_OK) {
return err<void>(Error::sqlite_error("Failed to register vec_mean", rc));
}
rc = sqlite3_create_function_v2(db, "vec_std", 1, kVecReadFlags, nullptr, vec_std, nullptr,
nullptr, nullptr);
if (rc != SQLITE_OK) {
return err<void>(Error::sqlite_error("Failed to register vec_std", rc));
}
rc = sqlite3_create_function_v2(db, "vec_min", 1, kVecReadFlags, nullptr, vec_min, nullptr,
nullptr, nullptr);
if (rc != SQLITE_OK) {
return err<void>(Error::sqlite_error("Failed to register vec_min", rc));
}
rc = sqlite3_create_function_v2(db, "vec_max", 1, kVecReadFlags, nullptr, vec_max, nullptr,
nullptr, nullptr);
if (rc != SQLITE_OK) {
return err<void>(Error::sqlite_error("Failed to register vec_max", rc));
}
rc = sqlite3_create_function_v2(db, "vec_clamp", 3, kVecResultFlags, nullptr, vec_clamp,
nullptr, nullptr, nullptr);
if (rc != SQLITE_OK) {
return err<void>(Error::sqlite_error("Failed to register vec_clamp", rc));
}
return Result<void>();
}
/// Register only the YAMS subset: vec0 module + l1/l2/cosine distances + vec_f32/f32_simple.
inline Result<void> register_yams_minimal_functions(sqlite3* db) {
if (!db) {
return err<void>(Error::invalid_argument("database handle is null"));
}
constexpr int kScalarFlags = SQLITE_UTF8 | SQLITE_DETERMINISTIC;
constexpr int kVecReadFlags = SQLITE_UTF8 | SQLITE_DETERMINISTIC | SQLITE_SUBTYPE;
constexpr int kVecResultFlags =
SQLITE_UTF8 | SQLITE_DETERMINISTIC | SQLITE_SUBTYPE | SQLITE_RESULT_SUBTYPE;
auto vec0_result = register_vec0_module(db);
if (!vec0_result) return vec0_result;
int rc = sqlite3_create_function_v2(db, "vec_distance_l2", 2, kVecReadFlags, nullptr,
vec_distance_l2, nullptr, nullptr, nullptr);
if (rc != SQLITE_OK) return err<void>(Error::sqlite_error("Failed to register vec_distance_l2", rc));
rc = sqlite3_create_function_v2(db, "vec_distance_l1", 2, kVecReadFlags, nullptr,
vec_distance_l1, nullptr, nullptr, nullptr);
if (rc != SQLITE_OK) return err<void>(Error::sqlite_error("Failed to register vec_distance_l1", rc));
rc = sqlite3_create_function_v2(db, "vec_distance_cosine", 2, kVecReadFlags, nullptr,
vec_distance_cosine, nullptr, nullptr, nullptr);
if (rc != SQLITE_OK) return err<void>(Error::sqlite_error("Failed to register vec_distance_cosine", rc));
rc = sqlite3_create_function_v2(db, "vec_f32", 1, kVecResultFlags, nullptr, vec_f32, nullptr,
nullptr, nullptr);
if (rc != SQLITE_OK) return err<void>(Error::sqlite_error("Failed to register vec_f32", rc));
rc = sqlite3_create_function_v2(db, "vec_f32_simple", 1, kScalarFlags, nullptr,
vec_f32_simple, nullptr, nullptr, nullptr);
if (rc != SQLITE_OK) return err<void>(Error::sqlite_error("Failed to register vec_f32_simple", rc));
return Result<void>();
}
} // namespace sqlite_vec_cpp::sqlite