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authorSven Neumann <s.neumann@raumfeld.com>2011-12-07 19:00:10 (GMT)
committer Peter Korsgaard <jacmet@sunsite.dk>2011-12-11 21:17:58 (GMT)
commit9bb9a6db18f9c54df3356bc5116ac064637e8368 (patch)
tree628658b64834d78d1488378d4150f2471b3c55d7
parentd2e7ec721f28a360b6bda2ed7e0f26218accc292 (diff)
downloadbuildroot-9bb9a6db18f9c54df3356bc5116ac064637e8368.tar.gz
buildroot-9bb9a6db18f9c54df3356bc5116ac064637e8368.tar.bz2
sqlite: add option to enable additional query optimizations (stat3)
Signed-off-by: Sven Neumann <s.neumann@raumfeld.com> Reviewed-by: Thomas De Schampheleire <thomas.de.schampheleire@gmail.com> Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk>
-rw-r--r--package/sqlite/Config.in8
-rw-r--r--package/sqlite/sqlite.mk4
2 files changed, 12 insertions, 0 deletions
diff --git a/package/sqlite/Config.in b/package/sqlite/Config.in
index f9b12ae..25aaa3f 100644
--- a/package/sqlite/Config.in
+++ b/package/sqlite/Config.in
@@ -14,3 +14,11 @@ config BR2_PACKAGE_SQLITE_READLINE
help
Enable command-line editing. This requires ncurses and readline.
+config BR2_PACKAGE_SQLITE_STAT3
+ bool "Additional query optimizations (stat3)"
+ depends on BR2_PACKAGE_SQLITE
+ help
+ Adds additional logic to the ANALYZE command and to the query
+ planner that can help SQLite to choose a better query plan under
+ certain situations.
+
diff --git a/package/sqlite/sqlite.mk b/package/sqlite/sqlite.mk
index 0bee337..042c7f9 100644
--- a/package/sqlite/sqlite.mk
+++ b/package/sqlite/sqlite.mk
@@ -16,6 +16,10 @@ ifneq ($(BR2_LARGEFILE),y)
SQLITE_CFLAGS += -DSQLITE_DISABLE_LFS
endif
+ifeq ($(BR2_PACKAGE_SQLITE_STAT3),y)
+SQLITE_CFLAGS += -DSQLITE_ENABLE_STAT3
+endif
+
SQLITE_CONF_ENV = CFLAGS="$(TARGET_CFLAGS) $(SQLITE_CFLAGS)"
SQLITE_CONF_OPT = \