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When doing a one-pass UPDATE or DELETE on virtual tables, close the cursor

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prior to running VUpdate.  This allows one-pass to work on virtual tables
that do not allow concurrent reads and writes.  Enhance rtree to take
advantage of this new capability.

FossilOrigin-Name: b816023ce07d01024d5769e16db924374a49bf909edd12dc1344a0a1ef693db5
This commit is contained in:
drh
2018-05-24 23:51:57 +00:00
parent 30fc7f8009
commit 338e311acb
6 changed files with 32 additions and 24 deletions
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ext/rtree/rtree.c
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@ -1904,6 +1904,7 @@ static int rtreeBestIndex(sqlite3_vtab *tab, sqlite3_index_info *pIdxInfo){
*/
pIdxInfo->estimatedCost = 30.0;
pIdxInfo->estimatedRows = 1;
pIdxInfo->idxFlags = SQLITE_INDEX_SCAN_UNIQUE;
return SQLITE_OK;
}