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-rw-r--r--system/database/DB_driver.php4
1 files changed, 2 insertions, 2 deletions
diff --git a/system/database/DB_driver.php b/system/database/DB_driver.php
index 3c30c659c..ffee74df7 100644
--- a/system/database/DB_driver.php
+++ b/system/database/DB_driver.php
@@ -1446,8 +1446,8 @@ abstract class CI_DB_driver {
'\s*<>?\s*', // <, <>
'\s*>\s*', // >
'\s+IS NULL', // IS NULL
- '\s+IS NOT NULL', // IS NOT NULL
- '\s+EXISTS', // EXISTS
+ '\s+IS NOT NULL', // IS NOT NULL
+ '\s+EXISTS', // EXISTS
'\s+NOT EXISTS', // NOT EXISTS
'\s+BETWEEN\s+\S+\s+AND\s+\S+', // BETWEEN value AND value
'\s+IN\s*\([^\)]+\)', // IN(list)