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-rw-r--r--ext/fts3/fts3_write.c10
1 files changed, 6 insertions, 4 deletions
diff --git a/ext/fts3/fts3_write.c b/ext/fts3/fts3_write.c
index d5a408222..3ff481b0b 100644
--- a/ext/fts3/fts3_write.c
+++ b/ext/fts3/fts3_write.c
@@ -333,7 +333,8 @@ static int fts3SqlStmt(
** of the oldest level in the db that contains at least ? segments. Or,
** if no level in the FTS index contains more than ? segments, the statement
** returns zero rows. */
-/* 28 */ "SELECT level FROM %Q.'%q_segdir' GROUP BY level HAVING count(*)>=?"
+/* 28 */ "SELECT level, count(*) AS cnt FROM %Q.'%q_segdir' "
+ " GROUP BY level HAVING cnt>=?"
" ORDER BY (level %% 1024) ASC LIMIT 1",
/* Estimate the upper limit on the number of leaf nodes in a new segment
@@ -3194,7 +3195,7 @@ static int fts3SegmentMerge(
** segment. The level of the new segment is equal to the numerically
** greatest segment level currently present in the database for this
** index. The idx of the new segment is always 0. */
- if( csr.nSegment==1 ){
+ if( csr.nSegment==1 && 0==fts3SegReaderIsPending(csr.apSegment[0]) ){
rc = SQLITE_DONE;
goto finished;
}
@@ -4836,10 +4837,11 @@ int sqlite3Fts3Incrmerge(Fts3Table *p, int nMerge, int nMin){
** set nSeg to -1.
*/
rc = fts3SqlStmt(p, SQL_FIND_MERGE_LEVEL, &pFindLevel, 0);
- sqlite3_bind_int(pFindLevel, 1, nMin);
+ sqlite3_bind_int(pFindLevel, 1, MAX(2, nMin));
if( sqlite3_step(pFindLevel)==SQLITE_ROW ){
iAbsLevel = sqlite3_column_int64(pFindLevel, 0);
- nSeg = nMin;
+ nSeg = sqlite3_column_int(pFindLevel, 1);
+ assert( nSeg>=2 );
}else{
nSeg = -1;
}