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Add the SQLITE_CHANGESETAPPLY_FKNOACTION flag to sqlite3session.h, for passing to sqlite3changeset_apply_v2() to cause all foreign key constraints to behave as if they were declared NO ACTION.

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FossilOrigin-Name: fc9f82ea084159eaf3dd1757b96d17d1201b00c4e06455a7dcd8067172b25f28
This commit is contained in:
dan
2023-10-20 17:06:39 +00:00
parent 90e4a3b7fc
commit 17c3408e0e
8 changed files with 133 additions and 15 deletions
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11
ext/session/sqlite3session.c
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@ -5322,11 +5322,22 @@ int sqlite3changeset_apply_v2(
sqlite3_changeset_iter *pIter; /* Iterator to skip through changeset */
int bInv = !!(flags & SQLITE_CHANGESETAPPLY_INVERT);
int rc = sessionChangesetStart(&pIter, 0, 0, nChangeset, pChangeset, bInv, 1);
u64 savedFlag = db->flags & SQLITE_FkNoAction;
if( flags & SQLITE_CHANGESETAPPLY_FKNOACTION ){
db->flags |= ((u64)SQLITE_FkNoAction);
}
if( rc==SQLITE_OK ){
rc = sessionChangesetApply(
db, pIter, xFilter, xConflict, pCtx, ppRebase, pnRebase, flags
);
}
if( (flags & SQLITE_CHANGESETAPPLY_FKNOACTION) && savedFlag==0 ){
assert( db->flags & SQLITE_FkNoAction );
db->flags &= ((u64)SQLITE_FkNoAction);
}
return rc;
}