remove is_infinite

docs/reference/esql/esql-functions.asciidoc

@@ -29,7 +29,6 @@ these functions:
 * <<esql-ends_with>>
 * <<esql-floor>>
 * <<esql-greatest>>
-* <<esql-is_infinite>>
 * <<esql-least>>
 * <<esql-left>>
 * <<esql-length>>
@@ -92,7 +91,6 @@ include::functions/e.asciidoc[]
 include::functions/ends_with.asciidoc[]
 include::functions/floor.asciidoc[]
 include::functions/greatest.asciidoc[]
-include::functions/is_infinite.asciidoc[]
 include::functions/least.asciidoc[]
 include::functions/left.asciidoc[]
 include::functions/length.asciidoc[]

docs/reference/esql/functions/operators.asciidoc

@@ -15,7 +15,6 @@ Boolean operators for comparing against one or multiple expressions.
 * <<esql-cidr_match>>
 * <<esql-ends_with>>
 * <<esql-in-operator>>
-* <<esql-is_infinite>>
 * <<esql-like-operator>>
 * <<esql-rlike-operator>>
 * <<esql-starts_with>>
@@ -28,7 +27,6 @@ include::predicates.asciidoc[]
 include::cidr_match.asciidoc[]
 include::ends_with.asciidoc[]
 include::in.asciidoc[]
-include::is_infinite.asciidoc[]
 include::like.asciidoc[]
 include::rlike.asciidoc[]
 include::starts_with.asciidoc[]

x-pack/plugin/esql/qa/testFixtures/src/main/resources/math.csv-spec

@@ -210,20 +210,6 @@ salary:integer | s:double
 73851          | 1330201
 ;
 
-isInfiniteFalse
-row d = 1.0 | eval s = is_infinite(d);
-
-d:double | s:boolean
-1.0      | false
-;
-
-isInfiniteTrue
-row d = 1.0/0 | eval s = is_infinite(d);
-
-d:double | s:boolean
-Infinity | true
-;
-
 log10
 // tag::log10[]
 ROW d = 1000.0 
@@ -999,13 +985,6 @@ d:double | s:double
 -0.0     | -0.0
 ;
 
-sqrtOfInfinite
-row d = 1/0.0 | eval s = is_infinite(sqrt(d));
-
-d:double | s:boolean
-Infinity | true
-;
-
 least
 // tag::least[]
 ROW a = 10, b = 20

x-pack/plugin/esql/qa/testFixtures/src/main/resources/show.csv-spec

@@ -34,7 +34,6 @@ e                        |? e()
 ends_with                |? ends_with(arg1:?, arg2:?)                             |[arg1, arg2]             |[?, ?]            |["", ""]                                            |?                    | ""                      | [false, false]       | false
 floor                    |"? floor(n:integer|long|double|unsigned_long)"    |n                        |"integer|long|double|unsigned_long"    | ""                                                 |?                    | ""                      | false                | false
 greatest                 |"? greatest(first:integer|long|double|boolean|keyword|text|ip|version, rest...:integer|long|double|boolean|keyword|text|ip|version)"        |[first, rest]            |["integer|long|double|boolean|keyword|text|ip|version", "integer|long|double|boolean|keyword|text|ip|version"]            |["", ""]                                            |?                    | ""                      | [false, false]       | true
-is_infinite              |boolean is_infinite(n:double)                           |n                        |double            | "A floating-point value"                                                 |boolean             | "Returns true if the specified floating-point value is infinitely large in magnitude."                      | false                | false
 least                    |"? least(first:integer|long|double|boolean|keyword|text|ip|version, rest...:integer|long|double|boolean|keyword|text|ip|version)"        |[first, rest]            |["integer|long|double|boolean|keyword|text|ip|version", "integer|long|double|boolean|keyword|text|ip|version"]            |["", ""]                                            |?                    | ""                      | [false, false]       | true
 left                     |"? left(string:keyword, length:integer)"                |[string, length]         |["keyword", "integer"]            |["", ""]                                            |?                    | ""                      | [false, false]       | false
 length                   |? length(arg1:?)                                        |arg1                     |?                 | ""                                                 |?                    | ""                      | false                | false
@@ -123,7 +122,6 @@ synopsis:keyword
 ? ends_with(arg1:?, arg2:?)
 "? floor(n:integer|long|double|unsigned_long)"
 "? greatest(first:integer|long|double|boolean|keyword|text|ip|version, rest...:integer|long|double|boolean|keyword|text|ip|version)"
-boolean is_infinite(n:double)
 "? least(first:integer|long|double|boolean|keyword|text|ip|version, rest...:integer|long|double|boolean|keyword|text|ip|version)"
 ? left(string:keyword, length:integer)
 ? length(arg1:?)

x-pack/plugin/esql/src/main/java/org/elasticsearch/xpack/esql/expression/function/EsqlFunctionRegistry.java

@@ -49,7 +49,6 @@
 import org.elasticsearch.xpack.esql.expression.function.scalar.math.Cosh;
 import org.elasticsearch.xpack.esql.expression.function.scalar.math.E;
 import org.elasticsearch.xpack.esql.expression.function.scalar.math.Floor;
-import org.elasticsearch.xpack.esql.expression.function.scalar.math.IsInfinite;
 import org.elasticsearch.xpack.esql.expression.function.scalar.math.Log10;
 import org.elasticsearch.xpack.esql.expression.function.scalar.math.Pi;
 import org.elasticsearch.xpack.esql.expression.function.scalar.math.Pow;
@@ -129,7 +128,6 @@ private FunctionDefinition[][] functions() {
                 def(E.class, E::new, "e"),
                 def(Floor.class, Floor::new, "floor"),
                 def(Greatest.class, Greatest::new, "greatest"),
-                def(IsInfinite.class, IsInfinite::new, "is_infinite"),
                 def(Log10.class, Log10::new, "log10"),
                 def(Least.class, Least::new, "least"),
                 def(Pi.class, Pi::new, "pi"),

x-pack/plugin/esql/src/main/java/org/elasticsearch/xpack/esql/io/stream/PlanNamedTypes.java

@@ -68,7 +68,6 @@
 import org.elasticsearch.xpack.esql.expression.function.scalar.math.Cosh;
 import org.elasticsearch.xpack.esql.expression.function.scalar.math.E;
 import org.elasticsearch.xpack.esql.expression.function.scalar.math.Floor;
-import org.elasticsearch.xpack.esql.expression.function.scalar.math.IsInfinite;
 import org.elasticsearch.xpack.esql.expression.function.scalar.math.Log10;
 import org.elasticsearch.xpack.esql.expression.function.scalar.math.Pi;
 import org.elasticsearch.xpack.esql.expression.function.scalar.math.Pow;
@@ -315,7 +314,6 @@ public static List<PlanNameRegistry.Entry> namedTypeEntries() {
             of(ESQL_UNARY_SCLR_CLS, Cos.class, PlanNamedTypes::writeESQLUnaryScalar, PlanNamedTypes::readESQLUnaryScalar),
             of(ESQL_UNARY_SCLR_CLS, Cosh.class, PlanNamedTypes::writeESQLUnaryScalar, PlanNamedTypes::readESQLUnaryScalar),
             of(ESQL_UNARY_SCLR_CLS, Floor.class, PlanNamedTypes::writeESQLUnaryScalar, PlanNamedTypes::readESQLUnaryScalar),
-            of(ESQL_UNARY_SCLR_CLS, IsInfinite.class, PlanNamedTypes::writeESQLUnaryScalar, PlanNamedTypes::readESQLUnaryScalar),
             of(ESQL_UNARY_SCLR_CLS, Length.class, PlanNamedTypes::writeESQLUnaryScalar, PlanNamedTypes::readESQLUnaryScalar),
             of(ESQL_UNARY_SCLR_CLS, Log10.class, PlanNamedTypes::writeESQLUnaryScalar, PlanNamedTypes::readESQLUnaryScalar),
             of(ESQL_UNARY_SCLR_CLS, LTrim.class, PlanNamedTypes::writeESQLUnaryScalar, PlanNamedTypes::readESQLUnaryScalar),
@@ -1148,7 +1146,6 @@ static void writeBinaryLogic(PlanStreamOutput out, BinaryLogic binaryLogic) thro
         entry(name(Cos.class), Cos::new),
         entry(name(Cosh.class), Cosh::new),
         entry(name(Floor.class), Floor::new),
-        entry(name(IsInfinite.class), IsInfinite::new),
         entry(name(Length.class), Length::new),
         entry(name(Log10.class), Log10::new),
         entry(name(LTrim.class), LTrim::new),