3 Commits

Author	SHA1	Message	Date
drh	7682a476f6	Ensure that the OP_Prev opcode verifies that content has not been deleted ... out from under the cursor. Fix for ticket [209d31e3161b9e9ff]. FossilOrigin-Name: 414f0d6a647a4d040b5463c73c5e15e699d85b4c	2014-09-29 15:00:28 +00:00
danielk1977	d0ffa1e815	If sqlite3_column_value() is called to obtain a value with the MEM_Static flag set, clear it and set the MEM_Ephem flag before returning. Otherwise, if the value is passed to sqlite3_bind_value() or sqlite3_result_value(), sqlite may attempt to use the buffer after the statement has been finalized. This is not always valid, as MEM_Static only guarantees that a MEM.z buffer will be valid for the lifetime of the owner statement, not that it is actually a static buffer. (CVS 5812) ... FossilOrigin-Name: b055bfc4e5268d8a66d6a4f5e8aec1285fe4b8e7	2008-10-13 10:37:49 +00:00
drh	a34605859d	Detect and handles the case where a row is modified or deleted while it ... is being read during SELECT processing. (CVS 5399) FossilOrigin-Name: c80a5d09935c60a2a50bc262c172a94073355f0d	2008-07-11 21:02:53 +00:00