DOC-2742-open-cypher-4.2

modules/openCypher-in-gsql/pages/index.adoc

@@ -234,6 +234,12 @@ See below for restrictions before version *4.1.2*.
 |type() |Scalar |Returns the string representation of the relationship type.
 |===
 
+
+[NOTE]
+====
+All OpenCypher functions listed below can be used in GSQL mode, and all primitive GSQL functions can be used in OpenCypher mode.
+====
+
 === Expressions
 [cols="1,3"]
 |===

modules/querying/pages/func/datetime-functions.adoc

@@ -218,6 +218,31 @@ Converts a `DATETIME` value to epoch time.
 datetime_to_epoch(to_datetime("1970-01-01 00:01:00")) -> 60
 ----
 
+== timestamp()
+
+=== Syntax
+
+`timestamp()`
+
+=== Description
+
+Returns the difference, measured in milliseconds, between the current time and midnight, January 1, 1970 UTC.
+
+=== Return type
+
+`INT`
+
+=== Parameters
+
+None.
+
+=== Example
+
+[source,text]
+----
+timestamp() -> 1609459200000
+----
+
 == `day()`
 
 [discrete]

modules/querying/pages/func/edge-methods.adoc

@@ -222,3 +222,35 @@ GSQL > run query elementId_example()
   ]
 }
 ----
+
+== type()
+
+=== Syntax
+
+`type(e)`
+
+=== Description
+
+Returns the string representation of the edge type.
+
+=== Return type
+
+`STRING`
+
+=== Parameters
+
+|===
+| Parameter | Description | Data type
+
+| `e`
+| The edge whose type will be returned.
+| `EDGE`
+
+|===
+
+=== Example
+
+[source,text]
+----
+type(e) -> "worksFor"
+----

modules/querying/pages/func/list-functions.adoc

@@ -200,3 +200,35 @@ split("aaabcaabca", "abc") -> ["aa", "a", "a"]
 ----
 tail(["a", "b", "c"]) -> ["b", "c"]
 ----
+
+== labels()
+
+=== Syntax
+
+`labels(vertex)`
+
+=== Description
+
+Returns a `LIST<STRING>` containing the string representation of the type of the given vertex.
+
+=== Return type
+
+`LIST<STRING>`
+
+=== Parameters
+
+|===
+| Parameter | Description | Data type
+
+| `vertex`
+| The vertex whose type will be returned.
+| `VERTEX`
+
+|===
+
+=== Example
+
+[source,text]
+----
+labels(v) -> ["person"]
+----

modules/querying/pages/func/mathematical-functions.adoc

@@ -647,6 +647,25 @@ Return the common logarithm of a number (base 10).
 | Number
 |===
 
+== e()
+
+=== Syntax
+
+`e()`
+
+=== Description
+
+Returns the base of the natural logarithm, e (approximately 2.718281828459045).
+
+=== Return type
+
+`FLOAT`
+
+=== Parameters
+
+None.
+
+
 == Trigonometric
 
 === acos()