[role="xpack"] [testenv="basic"] [[sql-operators]] === Comparison Operators Boolean operator for comparing against one or multiple expressions. [[sql-operators-equality]] ==== `Equality (=)` ["source","sql",subs="attributes,callouts,macros"] -------------------------------------------------- include-tagged::{sql-specs}/filter.sql-spec[whereFieldEquality] -------------------------------------------------- [[sql-operators-null-safe-equality]] ==== `Null safe Equality (<=>)` ["source","sql",subs="attributes,callouts,macros"] -------------------------------------------------- include-tagged::{sql-specs}/docs/docs.csv-spec[nullEqualsCompareWithNull] -------------------------------------------------- ["source","sql",subs="attributes,callouts,macros"] -------------------------------------------------- include-tagged::{sql-specs}/docs/docs.csv-spec[nullEqualsCompareTwoNulls] -------------------------------------------------- [[sql-operators-inequality]] ==== `Inequality (<> or !=)` ["source","sql",subs="attributes,callouts,macros"] -------------------------------------------------- include-tagged::{sql-specs}/filter.sql-spec[whereFieldNonEquality] -------------------------------------------------- [[sql-operators-comparison]] ==== `Comparison (<, <=, >, >=)` ["source","sql",subs="attributes,callouts,macros"] -------------------------------------------------- include-tagged::{sql-specs}/filter.sql-spec[whereFieldLessThan] -------------------------------------------------- [[sql-operators-between]] ==== `BETWEEN` ["source","sql",subs="attributes,callouts,macros"] -------------------------------------------------- include-tagged::{sql-specs}/filter.sql-spec[whereBetween] -------------------------------------------------- [[sql-operators-is-null]] ==== `IS NULL/IS NOT NULL` ["source","sql",subs="attributes,callouts,macros"] -------------------------------------------------- include-tagged::{sql-specs}/filter.sql-spec[whereIsNotNullAndIsNull] -------------------------------------------------- [[sql-operators-in]] ==== `IN (, , ...)` ["source","sql",subs="attributes,callouts,macros"] -------------------------------------------------- include-tagged::{sql-specs}/filter.sql-spec[whereWithInAndMultipleValues] -------------------------------------------------- [[sql-operators-logical]] === Logical Operators Boolean operator for evaluating one or two expressions. [[sql-operators-and]] ==== `AND` ["source","sql",subs="attributes,callouts,macros"] -------------------------------------------------- include-tagged::{sql-specs}/filter.sql-spec[whereFieldAndComparison] -------------------------------------------------- [[sql-operators-or]] ==== `OR` ["source","sql",subs="attributes,callouts,macros"] -------------------------------------------------- include-tagged::{sql-specs}/filter.sql-spec[whereFieldOrComparison] -------------------------------------------------- [[sql-operators-not]] ==== `NOT` ["source","sql",subs="attributes,callouts,macros"] -------------------------------------------------- include-tagged::{sql-specs}/filter.sql-spec[whereFieldEqualityNot] -------------------------------------------------- [[sql-operators-math]] === Math Operators Perform mathematical operations affecting one or two values. The result is a value of numeric type. [[sql-operators-plus]] ==== `Add (+)` ["source","sql",subs="attributes,callouts,macros"] -------------------------------------------------- include-tagged::{sql-specs}/arithmetic.sql-spec[plus] -------------------------------------------------- [[sql-operators-subtract]] ==== `Subtract (infix -)` ["source","sql",subs="attributes,callouts,macros"] -------------------------------------------------- include-tagged::{sql-specs}/arithmetic.sql-spec[minus] -------------------------------------------------- [[sql-operators-negate]] ==== `Negate (unary -)` ["source","sql",subs="attributes,callouts,macros"] -------------------------------------------------- include-tagged::{sql-specs}/arithmetic.sql-spec[unaryMinus] -------------------------------------------------- [[sql-operators-multiply]] ==== `Multiply (*)` ["source","sql",subs="attributes,callouts,macros"] -------------------------------------------------- include-tagged::{sql-specs}/arithmetic.sql-spec[multiply] -------------------------------------------------- [[sql-operators-divide]] ==== `Divide (/)` ["source","sql",subs="attributes,callouts,macros"] -------------------------------------------------- include-tagged::{sql-specs}/arithmetic.sql-spec[divide] -------------------------------------------------- [[sql-operators-remainder]] ==== `Modulo or Remainder(%)` ["source","sql",subs="attributes,callouts,macros"] -------------------------------------------------- include-tagged::{sql-specs}/arithmetic.sql-spec[mod] -------------------------------------------------- [[sql-operators-cast]] === Cast Operators [[sql-operators-cast-cast]] ==== `Cast (::)` `::` provides an alternative syntax to the <> function. ["source","sql",subs="attributes,callouts,macros"] -------------------------------------------------- include-tagged::{sql-specs}/docs/docs.csv-spec[conversionStringToLongCastOperator] --------------------------------------------------