如何在尝试实现我的DBAccess类时修复sqlite3错误

Question

我正在研究我的数据库访问类,试图用sqlite3函数调用数据库,但是我得到了所有这些错误,我只是想知道是否有人在此之前遇到过这些错误,或者他们是否有任何想法为什么他们可能会发生.

Undefined symbols:
  "_sqlite3_finalize", referenced from:
      -[DBAccess getAllMakes] in DBAccess.o
  "_sqlite3_errmsg", referenced from:
      -[DBAccess initalizeDatabase] in DBAccess.o
      -[DBAccess closeDatabase] in DBAccess.o
  "_sqlite3_step", referenced from:
      -[DBAccess getAllMakes] in DBAccess.o
  "_sqlite3_column_text", referenced from:
      -[DBAccess getAllMakes] in DBAccess.o
  "_sqlite3_prepare_v2", referenced from:
      -[DBAccess getAllMakes] in DBAccess.o
  "_sqlite3_open", referenced from:
      -[DBAccess initalizeDatabase] in DBAccess.o
  "_sqlite3_close", referenced from:
      -[DBAccess initalizeDatabase] in DBAccess.o
      -[DBAccess closeDatabase] in DBAccess.o
ld: symbol(s) not found
collect2: ld returned 1 exit status

Answer 1

在框架中将框架libsqlite3.0.dylib添加到项目中