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Add interfaces sqlite3_prepare_v3() and sqlite3_prepare16_v3() with the

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extra prepFlags argument.  Add the SQLITE_PREPARE_PERSISTENT option as one
bit in that argument.

FossilOrigin-Name: 4a25c5883380fe5990d8180adb58c3bdc7a3d081bc4c69cd4de3cd57074fb251
This commit is contained in:
drh
2017-06-01 00:54:35 +00:00
parent cdbb126be7
commit 2c2f392dca
15 changed files with 211 additions and 93 deletions
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ext/fts5/fts5_main.c
+4 -2
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@@ -883,7 +883,8 @@ static int fts5PrepareStatement(
if( zSql==0 ){
rc = SQLITE_NOMEM;
}else{
rc = sqlite3_prepare_v2(pConfig->db, zSql, -1, &pRet, 0);
rc = sqlite3_prepare_v3(pConfig->db, zSql, -1,
SQLITE_PREPARE_PERSISTENT, &pRet, 0);
if( rc!=SQLITE_OK ){
*pConfig->pzErrmsg = sqlite3_mprintf("%s", sqlite3_errmsg(pConfig->db));
}
@@ -1019,7 +1020,8 @@ static int fts5FindRankFunction(Fts5Cursor *pCsr){
char *zSql = sqlite3Fts5Mprintf(&rc, "SELECT %s", zRankArgs);
if( zSql ){
sqlite3_stmt *pStmt = 0;
rc = sqlite3_prepare_v2(pConfig->db, zSql, -1, &pStmt, 0);
rc = sqlite3_prepare_v3(pConfig->db, zSql, -1,
SQLITE_PREPARE_PERSISTENT, &pStmt, 0);
sqlite3_free(zSql);
assert( rc==SQLITE_OK || pCsr->pRankArgStmt==0 );
if( rc==SQLITE_OK ){