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-rw-r--r--src/btreeInt.h15
1 files changed, 8 insertions, 7 deletions
diff --git a/src/btreeInt.h b/src/btreeInt.h
index 60da24d90..3ebdeb663 100644
--- a/src/btreeInt.h
+++ b/src/btreeInt.h
@@ -56,13 +56,13 @@
**
** OFFSET SIZE DESCRIPTION
** 0 16 Header string: "SQLite format 3\000"
-** 16 2 Page size in bytes.
+** 16 2 Page size in bytes. (1 means 65536)
** 18 1 File format write version
** 19 1 File format read version
** 20 1 Bytes of unused space at the end of each page
-** 21 1 Max embedded payload fraction
-** 22 1 Min embedded payload fraction
-** 23 1 Min leaf payload fraction
+** 21 1 Max embedded payload fraction (must be 64)
+** 22 1 Min embedded payload fraction (must be 32)
+** 23 1 Min leaf payload fraction (must be 32)
** 24 4 File change counter
** 28 4 Reserved for future use
** 32 4 First freelist page
@@ -76,9 +76,10 @@
** 56 4 1=UTF-8 2=UTF16le 3=UTF16be
** 60 4 User version
** 64 4 Incremental vacuum mode
-** 68 4 unused
-** 72 4 unused
-** 76 4 unused
+** 68 4 Application-ID
+** 72 20 unused
+** 92 4 The version-valid-for number
+** 96 4 SQLITE_VERSION_NUMBER
**
** All of the integer values are big-endian (most significant byte first).
**