[TRAFODION-3169] Add *Syntax Descriptions and Examples* for *EXTRACT Function* in *Trafodion SQL Reference Manual*2
diff --git a/docs/sql_reference/src/asciidoc/_chapters/sql_functions_and_expressions.adoc b/docs/sql_reference/src/asciidoc/_chapters/sql_functions_and_expressions.adoc
index 3e7c987..7a76d09 100644
--- a/docs/sql_reference/src/asciidoc/_chapters/sql_functions_and_expressions.adoc
+++ b/docs/sql_reference/src/asciidoc/_chapters/sql_functions_and_expressions.adoc
@@ -4437,9 +4437,12 @@
EXTRACT (datetime-field FROM extract-source)
```
-* `_datetime-field_` is:
+[[extract_function_syntax]]
+=== Syntax Descriptions of Extract Function
+
+* `_datetime-field_` and `_extract-source_` are:
+
-.Details of `_datetime-field_`
+.Details of `_datetime-field_` and `_extract-source_`
[cols="20%,40%,40%"]
|===
^| `_datetime-filed_`
@@ -4546,14 +4549,14 @@
| WEEK
a| * `_datetime-expression_` +
-a| Week of year. +
+Week of year. +
-* The value 1 is returned for a datetime that occurs in the first 7 days of the year if the year begins on Sunday. +
+** The value 1 is returned for a datetime that occurs in the first 7 days of the year if the year begins on Sunday. +
Otherwise, the value 1 is returned for a datetime that occurs in the partial week before the start of the first Sunday.
-* The value *53* is returned for a datetime that occurs in the last full or partial week of the year.
+** The value *53* is returned for a datetime that occurs in the last full or partial week of the year.
-* The value *54* is returned for a datetime that occurs in the last full or partial week of the leap year if the leap year begins on Saturday.
+** The value *54* is returned for a datetime that occurs in the last full or partial week of the leap year if the leap year begins on Saturday.
a| * `_datetime-expression_`
** DATE
@@ -9707,7 +9710,9 @@
* `_format-string_`
+
-.Details of `_format-string_`
+is one of the following character string literals:
++
+.Details of `_format-string_` and `_character-expression_`
[cols="3*.^"]
|===
^| *Supported* `_character-expression_`
