OpenSearch/docs/reference/sql/functions/operators.asciidoc

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[role="xpack"]
[testenv="basic"]
[[sql-operators]]
=== Comparison Operators
Boolean operator for comparing against one or multiple expressions.
* Equality (`=`)
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include-tagged::{sql-specs}/filter.sql-spec[whereFieldEquality]
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* Null safe Equality (`<=>`)
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include-tagged::{sql-specs}/docs.csv-spec[nullEqualsCompareWithNull]
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include-tagged::{sql-specs}/docs.csv-spec[nullEqualsCompareTwoNulls]
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* Inequality (`<>` or `!=`)
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include-tagged::{sql-specs}/filter.sql-spec[whereFieldNonEquality]
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* Comparison (`<`, `<=`, `>`, `>=`)
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include-tagged::{sql-specs}/filter.sql-spec[whereFieldLessThan]
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* `BETWEEN`
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include-tagged::{sql-specs}/filter.sql-spec[whereBetween]
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* `IS NULL/IS NOT NULL`
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include-tagged::{sql-specs}/filter.sql-spec[whereIsNotNullAndIsNull]
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* `IN (<value1>, <value2>, ...)`
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include-tagged::{sql-specs}/filter.sql-spec[whereWithInAndMultipleValues]
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[[sql-operators-logical]]
=== Logical Operators
Boolean operator for evaluating one or two expressions.
* `AND`
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include-tagged::{sql-specs}/filter.sql-spec[whereFieldAndComparison]
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* `OR`
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include-tagged::{sql-specs}/filter.sql-spec[whereFieldOrComparison]
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* `NOT`
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include-tagged::{sql-specs}/filter.sql-spec[whereFieldEqualityNot]
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[[sql-operators-math]]
=== Math Operators
Perform mathematical operations affecting one or two values.
The result is a value of numeric type.
* Add (`+`)
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include-tagged::{sql-specs}/arithmetic.sql-spec[plus]
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* Subtract (infix `-`)
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include-tagged::{sql-specs}/arithmetic.sql-spec[minus]
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* Negate (unary `-`)
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include-tagged::{sql-specs}/arithmetic.sql-spec[unaryMinus]
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* Multiply (`*`)
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include-tagged::{sql-specs}/arithmetic.sql-spec[multiply]
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* Divide (`/`)
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include-tagged::{sql-specs}/arithmetic.sql-spec[divide]
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* https://en.wikipedia.org/wiki/Modulo_operation[Modulo] or Reminder(`%`)
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include-tagged::{sql-specs}/arithmetic.sql-spec[mod]
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