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| <h1 title="Package" class="title">Package org.apache.calcite.sql.type</h1> |
| <div class="docSummary"> |
| <div class="block">SQL type system.</div> |
| </div> |
| <p>See: <a href="#package.description">Description</a></p> |
| </div> |
| <div class="contentContainer"> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <table class="typeSummary" border="0" cellpadding="3" cellspacing="0" summary="Interface Summary table, listing interfaces, and an explanation"> |
| <caption><span>Interface Summary</span><span class="tabEnd"> </span></caption> |
| <tr> |
| <th class="colFirst" scope="col">Interface</th> |
| <th class="colLast" scope="col">Description</th> |
| </tr> |
| <tbody> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../../org/apache/calcite/sql/type/ExtraSqlTypes.html" title="interface in org.apache.calcite.sql.type">ExtraSqlTypes</a></td> |
| <td class="colLast"> |
| <div class="block">Holds constants associated with SQL types introduced after the earliest |
| version of Java supported by Farrago (this currently means anything |
| introduced in JDK 1.6 or later).</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../../org/apache/calcite/sql/type/ImplicitCastOperandTypeChecker.html" title="interface in org.apache.calcite.sql.type">ImplicitCastOperandTypeChecker</a></td> |
| <td class="colLast"> |
| <div class="block">An operand type checker that supports implicit type cast, see |
| <a href="../../../../../org/apache/calcite/sql/validate/implicit/TypeCoercion.html#builtinFunctionCoercion-org.apache.calcite.sql.SqlCallBinding-java.util.List-java.util.List-"><code>TypeCoercion.builtinFunctionCoercion(SqlCallBinding, List, List)</code></a> |
| for details.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../../org/apache/calcite/sql/type/SqlOperandTypeChecker.html" title="interface in org.apache.calcite.sql.type">SqlOperandTypeChecker</a></td> |
| <td class="colLast"> |
| <div class="block">Strategy interface to check for allowed operand types of an operator call.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../../org/apache/calcite/sql/type/SqlOperandTypeInference.html" title="interface in org.apache.calcite.sql.type">SqlOperandTypeInference</a></td> |
| <td class="colLast"> |
| <div class="block">Strategy to infer unknown types of the operands of an operator call.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../../org/apache/calcite/sql/type/SqlReturnTypeInference.html" title="interface in org.apache.calcite.sql.type">SqlReturnTypeInference</a></td> |
| <td class="colLast"> |
| <div class="block">Strategy interface to infer the type of an operator call from the type of the |
| operands.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../../org/apache/calcite/sql/type/SqlSingleOperandTypeChecker.html" title="interface in org.apache.calcite.sql.type">SqlSingleOperandTypeChecker</a></td> |
| <td class="colLast"> |
| <div class="block">SqlSingleOperandTypeChecker is an extension of <a href="../../../../../org/apache/calcite/sql/type/SqlOperandTypeChecker.html" title="interface in org.apache.calcite.sql.type"><code>SqlOperandTypeChecker</code></a> |
| for implementations which are capable of checking the type of a single |
| operand in isolation.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../../org/apache/calcite/sql/type/SqlTypeMappingRule.html" title="interface in org.apache.calcite.sql.type">SqlTypeMappingRule</a></td> |
| <td class="colLast"> |
| <div class="block">Interface that defines rules within type mappings.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../../org/apache/calcite/sql/type/SqlTypeTransform.html" title="interface in org.apache.calcite.sql.type">SqlTypeTransform</a></td> |
| <td class="colLast"> |
| <div class="block">Strategy to transform one type to another.</div> |
| </td> |
| </tr> |
| </tbody> |
| </table> |
| </li> |
| <li class="blockList"> |
| <table class="typeSummary" border="0" cellpadding="3" cellspacing="0" summary="Class Summary table, listing classes, and an explanation"> |
| <caption><span>Class Summary</span><span class="tabEnd"> </span></caption> |
| <tr> |
| <th class="colFirst" scope="col">Class</th> |
| <th class="colLast" scope="col">Description</th> |
| </tr> |
| <tbody> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../../org/apache/calcite/sql/type/AbstractSqlType.html" title="class in org.apache.calcite.sql.type">AbstractSqlType</a></td> |
| <td class="colLast"> |
| <div class="block">Abstract base class for SQL implementations of <a href="../../../../../org/apache/calcite/rel/type/RelDataType.html" title="interface in org.apache.calcite.rel.type"><code>RelDataType</code></a>.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../../org/apache/calcite/sql/type/ArraySqlType.html" title="class in org.apache.calcite.sql.type">ArraySqlType</a></td> |
| <td class="colLast"> |
| <div class="block">SQL array type.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../../org/apache/calcite/sql/type/AssignableOperandTypeChecker.html" title="class in org.apache.calcite.sql.type">AssignableOperandTypeChecker</a></td> |
| <td class="colLast"> |
| <div class="block">AssignableOperandTypeChecker implements <a href="../../../../../org/apache/calcite/sql/type/SqlOperandTypeChecker.html" title="interface in org.apache.calcite.sql.type"><code>SqlOperandTypeChecker</code></a> by |
| verifying that the type of each argument is assignable to a predefined set of |
| parameter types (under the SQL definition of "assignable").</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../../org/apache/calcite/sql/type/BasicSqlType.html" title="class in org.apache.calcite.sql.type">BasicSqlType</a></td> |
| <td class="colLast"> |
| <div class="block">BasicSqlType represents a standard atomic SQL type (excluding interval |
| types).</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../../org/apache/calcite/sql/type/ComparableOperandTypeChecker.html" title="class in org.apache.calcite.sql.type">ComparableOperandTypeChecker</a></td> |
| <td class="colLast"> |
| <div class="block">Type checking strategy which verifies that types have the required attributes |
| to be used as arguments to comparison operators.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../../org/apache/calcite/sql/type/CompositeOperandTypeChecker.html" title="class in org.apache.calcite.sql.type">CompositeOperandTypeChecker</a></td> |
| <td class="colLast"> |
| <div class="block">This class allows multiple existing <a href="../../../../../org/apache/calcite/sql/type/SqlOperandTypeChecker.html" title="interface in org.apache.calcite.sql.type"><code>SqlOperandTypeChecker</code></a> rules to be |
| combined into one rule.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../../org/apache/calcite/sql/type/CompositeSingleOperandTypeChecker.html" title="class in org.apache.calcite.sql.type">CompositeSingleOperandTypeChecker</a></td> |
| <td class="colLast"> |
| <div class="block">Allows multiple |
| <a href="../../../../../org/apache/calcite/sql/type/SqlSingleOperandTypeChecker.html" title="interface in org.apache.calcite.sql.type"><code>SqlSingleOperandTypeChecker</code></a> rules to be |
| combined into one rule.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../../org/apache/calcite/sql/type/CursorReturnTypeInference.html" title="class in org.apache.calcite.sql.type">CursorReturnTypeInference</a></td> |
| <td class="colLast"> |
| <div class="block">Returns the rowtype of a cursor of the operand at a particular 0-based |
| ordinal position.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../../org/apache/calcite/sql/type/ExplicitOperandTypeChecker.html" title="class in org.apache.calcite.sql.type">ExplicitOperandTypeChecker</a></td> |
| <td class="colLast"> |
| <div class="block">Parameter type-checking strategy for Explicit Type.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../../org/apache/calcite/sql/type/ExplicitOperandTypeInference.html" title="class in org.apache.calcite.sql.type">ExplicitOperandTypeInference</a></td> |
| <td class="colLast"> |
| <div class="block">ExplicitOperandTypeInferences implements <a href="../../../../../org/apache/calcite/sql/type/SqlOperandTypeInference.html" title="interface in org.apache.calcite.sql.type"><code>SqlOperandTypeInference</code></a> by |
| explicitly supplying a type for each parameter.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../../org/apache/calcite/sql/type/ExplicitReturnTypeInference.html" title="class in org.apache.calcite.sql.type">ExplicitReturnTypeInference</a></td> |
| <td class="colLast"> |
| <div class="block">A <a href="../../../../../org/apache/calcite/sql/type/SqlReturnTypeInference.html" title="interface in org.apache.calcite.sql.type"><code>SqlReturnTypeInference</code></a> which always returns the same SQL type.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../../org/apache/calcite/sql/type/FamilyOperandTypeChecker.html" title="class in org.apache.calcite.sql.type">FamilyOperandTypeChecker</a></td> |
| <td class="colLast"> |
| <div class="block">Operand type-checking strategy which checks operands for inclusion in type |
| families.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../../org/apache/calcite/sql/type/InferTypes.html" title="class in org.apache.calcite.sql.type">InferTypes</a></td> |
| <td class="colLast"> |
| <div class="block">Strategies for inferring operand types.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../../org/apache/calcite/sql/type/IntervalSqlType.html" title="class in org.apache.calcite.sql.type">IntervalSqlType</a></td> |
| <td class="colLast"> |
| <div class="block">IntervalSqlType represents a standard SQL datetime interval type.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../../org/apache/calcite/sql/type/JavaToSqlTypeConversionRules.html" title="class in org.apache.calcite.sql.type">JavaToSqlTypeConversionRules</a></td> |
| <td class="colLast"> |
| <div class="block">JavaToSqlTypeConversionRules defines mappings from common Java types to |
| corresponding SQL types.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../../org/apache/calcite/sql/type/LiteralOperandTypeChecker.html" title="class in org.apache.calcite.sql.type">LiteralOperandTypeChecker</a></td> |
| <td class="colLast"> |
| <div class="block">Parameter type-checking strategy type must be a literal (whether null is |
| allowed is determined by the constructor).</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../../org/apache/calcite/sql/type/MapSqlType.html" title="class in org.apache.calcite.sql.type">MapSqlType</a></td> |
| <td class="colLast"> |
| <div class="block">SQL map type.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../../org/apache/calcite/sql/type/MatchReturnTypeInference.html" title="class in org.apache.calcite.sql.type">MatchReturnTypeInference</a></td> |
| <td class="colLast"> |
| <div class="block">Returns the first type that matches a set of given <a href="../../../../../org/apache/calcite/sql/type/SqlTypeName.html" title="enum in org.apache.calcite.sql.type"><code>SqlTypeName</code></a>s.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../../org/apache/calcite/sql/type/MultisetOperandTypeChecker.html" title="class in org.apache.calcite.sql.type">MultisetOperandTypeChecker</a></td> |
| <td class="colLast"> |
| <div class="block">Parameter type-checking strategy types must be [nullable] Multiset, |
| [nullable] Multiset and the two types must have the same element type</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../../org/apache/calcite/sql/type/MultisetSqlType.html" title="class in org.apache.calcite.sql.type">MultisetSqlType</a></td> |
| <td class="colLast"> |
| <div class="block">MultisetSqlType represents a standard SQL2003 multiset type.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../../org/apache/calcite/sql/type/ObjectSqlType.html" title="class in org.apache.calcite.sql.type">ObjectSqlType</a></td> |
| <td class="colLast"> |
| <div class="block">ObjectSqlType represents an SQL structured user-defined type.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../../org/apache/calcite/sql/type/OperandsTypeChecking.html" title="class in org.apache.calcite.sql.type">OperandsTypeChecking</a></td> |
| <td class="colLast"> |
| <div class="block">Strategies to check for allowed operand types of an operator call.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../../org/apache/calcite/sql/type/OperandTypes.html" title="class in org.apache.calcite.sql.type">OperandTypes</a></td> |
| <td class="colLast"> |
| <div class="block">Strategies for checking operand types.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../../org/apache/calcite/sql/type/OrdinalReturnTypeInference.html" title="class in org.apache.calcite.sql.type">OrdinalReturnTypeInference</a></td> |
| <td class="colLast"> |
| <div class="block">Returns the type of the operand at a particular 0-based ordinal position.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../../org/apache/calcite/sql/type/ReturnTypes.html" title="class in org.apache.calcite.sql.type">ReturnTypes</a></td> |
| <td class="colLast"> |
| <div class="block">A collection of return-type inference strategies.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../../org/apache/calcite/sql/type/SameOperandTypeChecker.html" title="class in org.apache.calcite.sql.type">SameOperandTypeChecker</a></td> |
| <td class="colLast"> |
| <div class="block">Parameter type-checking strategy where all operand types must be the same.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../../org/apache/calcite/sql/type/SameOperandTypeExceptLastOperandChecker.html" title="class in org.apache.calcite.sql.type">SameOperandTypeExceptLastOperandChecker</a></td> |
| <td class="colLast"> |
| <div class="block">Parameter type-checking strategy where all operand types except last one must be the same.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../../org/apache/calcite/sql/type/SetopOperandTypeChecker.html" title="class in org.apache.calcite.sql.type">SetopOperandTypeChecker</a></td> |
| <td class="colLast"> |
| <div class="block">Parameter type-checking strategy for a set operator (UNION, INTERSECT, |
| EXCEPT).</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../../org/apache/calcite/sql/type/SqlOperandCountRanges.html" title="class in org.apache.calcite.sql.type">SqlOperandCountRanges</a></td> |
| <td class="colLast"> |
| <div class="block">Helpers for <a href="../../../../../org/apache/calcite/sql/SqlOperandCountRange.html" title="interface in org.apache.calcite.sql"><code>SqlOperandCountRange</code></a>.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../../org/apache/calcite/sql/type/SqlReturnTypeInferenceChain.html" title="class in org.apache.calcite.sql.type">SqlReturnTypeInferenceChain</a></td> |
| <td class="colLast"> |
| <div class="block">Strategy to infer the type of an operator call from the type of the operands |
| by using a series of <a href="../../../../../org/apache/calcite/sql/type/SqlReturnTypeInference.html" title="interface in org.apache.calcite.sql.type"><code>SqlReturnTypeInference</code></a> rules in a given order.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../../org/apache/calcite/sql/type/SqlTypeAssignmentRule.html" title="class in org.apache.calcite.sql.type">SqlTypeAssignmentRule</a></td> |
| <td class="colLast"> |
| <div class="block">Rules that determine whether a type is assignable from another type.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../../org/apache/calcite/sql/type/SqlTypeCoercionRule.html" title="class in org.apache.calcite.sql.type">SqlTypeCoercionRule</a></td> |
| <td class="colLast"> |
| <div class="block">Rules that determine whether a type is castable from another type.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../../org/apache/calcite/sql/type/SqlTypeExplicitPrecedenceList.html" title="class in org.apache.calcite.sql.type">SqlTypeExplicitPrecedenceList</a></td> |
| <td class="colLast"> |
| <div class="block">SqlTypeExplicitPrecedenceList implements the |
| <a href="../../../../../org/apache/calcite/rel/type/RelDataTypePrecedenceList.html" title="interface in org.apache.calcite.rel.type"><code>RelDataTypePrecedenceList</code></a> interface via an explicit list of |
| <a href="../../../../../org/apache/calcite/sql/type/SqlTypeName.html" title="enum in org.apache.calcite.sql.type"><code>SqlTypeName</code></a> entries.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../../org/apache/calcite/sql/type/SqlTypeFactoryImpl.html" title="class in org.apache.calcite.sql.type">SqlTypeFactoryImpl</a></td> |
| <td class="colLast"> |
| <div class="block">SqlTypeFactoryImpl provides a default implementation of |
| <a href="../../../../../org/apache/calcite/rel/type/RelDataTypeFactory.html" title="interface in org.apache.calcite.rel.type"><code>RelDataTypeFactory</code></a> which supports SQL types.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../../org/apache/calcite/sql/type/SqlTypeMappingRules.html" title="class in org.apache.calcite.sql.type">SqlTypeMappingRules</a></td> |
| <td class="colLast"> |
| <div class="block">This class defines some utilities to build type mapping matrix |
| which would then use to construct the <a href="../../../../../org/apache/calcite/sql/type/SqlTypeMappingRule.html" title="interface in org.apache.calcite.sql.type"><code>SqlTypeMappingRule</code></a> rules.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../../org/apache/calcite/sql/type/SqlTypeMappingRules.Builder.html" title="class in org.apache.calcite.sql.type">SqlTypeMappingRules.Builder</a></td> |
| <td class="colLast"> |
| <div class="block">Keeps state while building the type mappings.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../../org/apache/calcite/sql/type/SqlTypeTransformCascade.html" title="class in org.apache.calcite.sql.type">SqlTypeTransformCascade</a></td> |
| <td class="colLast"> |
| <div class="block">Strategy to infer the type of an operator call from the type of the operands |
| by using one <a href="../../../../../org/apache/calcite/sql/type/SqlReturnTypeInference.html" title="interface in org.apache.calcite.sql.type"><code>SqlReturnTypeInference</code></a> rule and a combination of |
| <a href="../../../../../org/apache/calcite/sql/type/SqlTypeTransform.html" title="interface in org.apache.calcite.sql.type"><code>SqlTypeTransform</code></a>s</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../../org/apache/calcite/sql/type/SqlTypeTransforms.html" title="class in org.apache.calcite.sql.type">SqlTypeTransforms</a></td> |
| <td class="colLast"> |
| <div class="block">SqlTypeTransforms defines a number of reusable instances of |
| <a href="../../../../../org/apache/calcite/sql/type/SqlTypeTransform.html" title="interface in org.apache.calcite.sql.type"><code>SqlTypeTransform</code></a>.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../../org/apache/calcite/sql/type/SqlTypeUtil.html" title="class in org.apache.calcite.sql.type">SqlTypeUtil</a></td> |
| <td class="colLast"> |
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| <td class="colFirst"><a href="../../../../../org/apache/calcite/sql/type/CompositeOperandTypeChecker.Composition.html" title="enum in org.apache.calcite.sql.type">CompositeOperandTypeChecker.Composition</a></td> |
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| <div class="block">How operands are composed.</div> |
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| <td class="colFirst"><a href="../../../../../org/apache/calcite/sql/type/SqlOperandTypeChecker.Consistency.html" title="enum in org.apache.calcite.sql.type">SqlOperandTypeChecker.Consistency</a></td> |
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| <div class="block">Enumeration of the type names which can be used to construct a SQL type.</div> |
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