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authordrh <drh@noemail.net>2013-11-21 14:33:48 +0000
committerdrh <drh@noemail.net>2013-11-21 14:33:48 +0000
commitb1fba2868b7e1c1932fe7985658ca409e8bbd6da (patch)
tree29990af239aec83f676ef1142896e7a0b3b17dab /src/func.c
parente09f43f8b78369852773661c52df015b21ef3932 (diff)
downloadsqlite-b1fba2868b7e1c1932fe7985658ca409e8bbd6da.tar.gz
sqlite-b1fba2868b7e1c1932fe7985658ca409e8bbd6da.zip
Add the ability to factor constant functions out of inner loops. But do
not factor out non-constant functions, like random(). FossilOrigin-Name: 1b0f779e19a5c0d51eddd2d88db50034d77d132c
Diffstat (limited to 'src/func.c')
-rw-r--r--src/func.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/src/func.c b/src/func.c
index c9962f6d9..46c606ac0 100644
--- a/src/func.c
+++ b/src/func.c
@@ -1664,8 +1664,8 @@ void sqlite3RegisterGlobalFunctions(void){
FUNCTION2(ifnull, 2, 0, 0, noopFunc, SQLITE_FUNC_COALESCE),
FUNCTION2(unlikely, 1, 0, 0, noopFunc, SQLITE_FUNC_UNLIKELY),
FUNCTION2(likelihood, 2, 0, 0, noopFunc, SQLITE_FUNC_UNLIKELY),
- FUNCTION(random, 0, 0, 0, randomFunc ),
- FUNCTION(randomblob, 1, 0, 0, randomBlob ),
+ VFUNCTION(random, 0, 0, 0, randomFunc ),
+ VFUNCTION(randomblob, 1, 0, 0, randomBlob ),
FUNCTION(nullif, 2, 0, 1, nullifFunc ),
FUNCTION(sqlite_version, 0, 0, 0, versionFunc ),
FUNCTION(sqlite_source_id, 0, 0, 0, sourceidFunc ),
@@ -1675,9 +1675,9 @@ void sqlite3RegisterGlobalFunctions(void){
FUNCTION(sqlite_compileoption_get, 1, 0, 0, compileoptiongetFunc ),
#endif /* SQLITE_OMIT_COMPILEOPTION_DIAGS */
FUNCTION(quote, 1, 0, 0, quoteFunc ),
- FUNCTION(last_insert_rowid, 0, 0, 0, last_insert_rowid),
- FUNCTION(changes, 0, 0, 0, changes ),
- FUNCTION(total_changes, 0, 0, 0, total_changes ),
+ VFUNCTION(last_insert_rowid, 0, 0, 0, last_insert_rowid),
+ VFUNCTION(changes, 0, 0, 0, changes ),
+ VFUNCTION(total_changes, 0, 0, 0, total_changes ),
FUNCTION(replace, 3, 0, 0, replaceFunc ),
FUNCTION(zeroblob, 1, 0, 0, zeroblobFunc ),
#ifdef SQLITE_SOUNDEX