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Split table table to liked and user table

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This commit is contained in:
Nikola Petrov
2025-01-30 15:05:23 +01:00
parent 1ede58aef1
commit a416913cff
4 changed files with 89 additions and 47 deletions
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45
server/src/server.cpp
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@@ -38,7 +38,7 @@ void call(int sock, sockaddr_in newSocketInfo)
bool ok = true;
sqlite3 *db;
sqlite3_stmt *stmt;
sqlite3_stmt *max_gen_stmt;
int rc = sql::open(DB_NAME, &db);
if (rc)
@@ -47,23 +47,27 @@ void call(int sock, sockaddr_in newSocketInfo)
ok = false;
}
sql::prepare_v2(db, max_gen, -1, &stmt, NULL);
sql::bind_int64(stmt, 1, id);
sql::prepare_v2(db, max_gen, -1, &max_gen_stmt, NULL);
sql::bind_int64(max_gen_stmt, 1, id);
int64_t gen = 0;
while (sql::step(stmt) != SQL_DONE)
while (sql::step(max_gen_stmt) != SQL_DONE)
{
int num_cols = sql::column_count(stmt);
int num_cols = sql::column_count(max_gen_stmt);
int type = sql::column_type(stmt, 0);
int type = sql::column_type(max_gen_stmt, 0);
if (type == SQL_NULL)
break;
gen = sql::column_int64(stmt, 0);
gen = sql::column_int64(max_gen_stmt, 0);
gen++;
}
sql::finalize(stmt);
sql::finalize(max_gen_stmt);
sql::prepare_v2(db, insert_data, -1, &stmt, NULL);
sqlite3_stmt *insert_liked_stmt;
sql::prepare_v2(db, insert_like_data, -1, &insert_liked_stmt, NULL);
sqlite3_stmt *insert_user_stmt;
sql::prepare_v2(db, insert_user_data, -1, &insert_user_stmt, NULL);
while (ok)
{
@@ -83,21 +87,28 @@ void call(int sock, sockaddr_in newSocketInfo)
TcpSocket::recvt(sock, list.data(), NUM_PER_GEN * sizeof(NetUnit));
sql::bind_int64(insert_user_stmt, 1, id);
sql::bind_int64(insert_user_stmt, 2, gen);
sql::step(insert_user_stmt);
sql::reset(insert_user_stmt);
int64_t user_table_id = sql::last_insert_rowid(db);
for (size_t i = 0; i < list.size(); i++)
{
sql::bind_int64(stmt, 1, id);
sql::bind_int64(stmt, 2, gen);
sql::bind_int64(stmt, 3, list[i].hash);
sql::bind_int64(stmt, 4, list[i].index);
sql::bind_int64(stmt, 5, list[i].liked);
sql::step(stmt);
sql::reset(stmt);
sql::bind_int64(insert_liked_stmt, 1, user_table_id);
sql::bind_int64(insert_liked_stmt, 2, list[i].hash);
sql::bind_int64(insert_liked_stmt, 3, list[i].index);
sql::bind_int64(insert_liked_stmt, 4, list[i].liked);
sql::step(insert_liked_stmt);
sql::reset(insert_liked_stmt);
}
gen++;
}
sql::finalize(stmt);
sql::finalize(insert_user_stmt);
sql::finalize(insert_liked_stmt);
sql::close(db);
printf("del\n");