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Do not allow triggers that run as part of REPLACE conflict resolution

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during an UPDATE to modify the the table being updated.  Otherwise, those
triggers might delete content out from under the update operation, leading
to all kinds of problems.  Ticket [314cc133e5ada126]

FossilOrigin-Name: db4b7e1dc399c1f16b827ac087aa37c0815f4b2f41f1ffad59963eead2ab5562
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drh
2019-12-29 22:08:20 +00:00
parent be3da24134
commit 7b14b65d20
10 changed files with 104 additions and 20 deletions
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1
src/btreeInt.h
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@@ -542,6 +542,7 @@ struct BtCursor {
#define BTCF_AtLast 0x08 /* Cursor is pointing ot the last entry */
#define BTCF_Incrblob 0x10 /* True if an incremental I/O handle */
#define BTCF_Multiple 0x20 /* Maybe another cursor on the same btree */
#define BTCF_Pinned 0x40 /* Cursor is busy and cannot be moved */
/*
** Potential values for BtCursor.eState.