sql-referencesql-functionsfunctionsIS_VARCHARVersion: 0.0.1On this pageIS_VARCHARCategories: DatatypeIS_VARCHARReturns TRUE if the input expression is a varchar value.SyntaxIS_VARCHAR(expression union<>) → booleanexpression: Input expression.Examples{{< codeheader "IS_VARCHAR example" >}}SELECT IS_VARCHAR(column_name)-- True