sqlite3/sqlite3/sqlite_opt.h

// Recommended Options

#define SQLITE_DQS 0
#define SQLITE_THREADSAFE 0
#define SQLITE_DEFAULT_WAL_SYNCHRONOUS 1
#define SQLITE_LIKE_DOESNT_MATCH_BLOBS
#define SQLITE_STRICT_SUBTYPE 1
#define SQLITE_OMIT_DEPRECATED
#define SQLITE_OMIT_SHARED_CACHE
#define SQLITE_OMIT_AUTOINIT

// We need these:
// #define SQLITE_DEFAULT_MEMSTATUS 0
// #define SQLITE_MAX_EXPR_DEPTH 0
// #define SQLITE_USE_ALLOCA
// #define SQLITE_OMIT_DECLTYPE
// #define SQLITE_OMIT_PROGRESS_CALLBACK

// Other Options

#define SQLITE_ALLOW_URI_AUTHORITY
#define SQLITE_TRUSTED_SCHEMA 0
#define SQLITE_DEFAULT_FOREIGN_KEYS 1
#define SQLITE_ENABLE_API_ARMOR
#define SQLITE_ENABLE_ATOMIC_WRITE
#define SQLITE_ENABLE_BATCH_ATOMIC_WRITE
#define SQLITE_ENABLE_COLUMN_METADATA
#define SQLITE_ENABLE_SETLK_TIMEOUT 2
#define SQLITE_ENABLE_STAT4 1

// We have our own memdb VFS.
// To avoid interactions between the two,
// omit sqlite3_serialize/sqlite3_deserialize,
// which we also don't wrap.
#define SQLITE_OMIT_DESERIALIZE

// Amalgamated Extensions

#define SQLITE_ENABLE_MATH_FUNCTIONS 1
#define SQLITE_ENABLE_JSON1 1
#define SQLITE_ENABLE_FTS5 1
#define SQLITE_ENABLE_RTREE 1
#define SQLITE_ENABLE_GEOPOLY 1

#define SQLITE_SOUNDEX
#define SQLITE_UNTESTABLE