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Add "PRAGMA analysis_limit=N;" to limit the number of rows visited by

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ANALYZE when N is positive.  Positive N also disables collecting stat4.

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drh
2020-03-31 20:57:06 +00:00
parent dcdd707a9c
commit 49a76a8fe5
7 changed files with 109 additions and 79 deletions
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src/sqliteInt.h
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@@ -1539,6 +1539,7 @@ struct sqlite3 {
BusyHandler busyHandler; /* Busy callback */
Db aDbStatic[2]; /* Static space for the 2 default backends */
Savepoint *pSavepoint; /* List of active savepoints */
int nAnalysisLimit; /* Number of index rows to ANALYZE */
int busyTimeout; /* Busy handler timeout, in msec */
int nSavepoint; /* Number of non-transaction savepoints */
int nStatement; /* Number of nested statement-transactions */