How to use
createUnknownType
method
in
org.apache.calcite.rel.type.RelDataTypeFactory

Best Java code snippets using org.apache.calcite.rel.type.RelDataTypeFactory.createUnknownType (Showing top 3 results out of 315)

Common ways to obtain RelDataTypeFactory

private void myMethod () {
 RelDataTypeFactory r =RexBuilder rexBuilder;rexBuilder.getTypeFactory()
SqlOperatorBinding opBinding;opBinding.getTypeFactory()
RelOptCluster cluster;cluster.getTypeFactory()
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}

/**
 * Creates a validator.
 *
 * @param opTab         Operator table
 * @param catalogReader Catalog reader
 * @param typeFactory   Type factory
 * @param conformance   Compatibility mode
 */
protected SqlValidatorImpl(
  SqlOperatorTable opTab,
  SqlValidatorCatalogReader catalogReader,
  RelDataTypeFactory typeFactory,
  SqlConformance conformance) {
  this.opTab = Objects.requireNonNull(opTab);
  this.catalogReader = Objects.requireNonNull(catalogReader);
  this.typeFactory = Objects.requireNonNull(typeFactory);
  this.conformance = Objects.requireNonNull(conformance);
  unknownType = typeFactory.createUnknownType();
  booleanType = typeFactory.createSqlType(SqlTypeName.BOOLEAN);
  rewriteCalls = true;
  expandColumnReferences = true;
  aggFinder = new AggFinder(opTab, false, true, false, null);
  aggOrOverFinder = new AggFinder(opTab, true, true, false, null);
  overFinder = new AggFinder(opTab, true, false, false, aggOrOverFinder);
  groupFinder = new AggFinder(opTab, false, false, true, null);
  aggOrOverOrGroupFinder = new AggFinder(opTab, true, true, true, null);
}

/**
 * Creates a validator.
 *
 * @param opTab         Operator table
 * @param catalogReader Catalog reader
 * @param typeFactory   Type factory
 * @param conformance   Compatibility mode
 */
protected SqlValidatorImpl(
  SqlOperatorTable opTab,
  SqlValidatorCatalogReader catalogReader,
  RelDataTypeFactory typeFactory,
  SqlConformance conformance) {
 this.opTab = Objects.requireNonNull(opTab);
 this.catalogReader = Objects.requireNonNull(catalogReader);
 this.typeFactory = Objects.requireNonNull(typeFactory);
 this.conformance = Objects.requireNonNull(conformance);
 unknownType = typeFactory.createUnknownType();
 booleanType = typeFactory.createSqlType(SqlTypeName.BOOLEAN);
 rewriteCalls = true;
 expandColumnReferences = true;
 aggFinder = new AggFinder(opTab, false, true, false, null);
 aggOrOverFinder = new AggFinder(opTab, true, true, false, null);
 overFinder = new AggFinder(opTab, true, false, false, aggOrOverFinder);
 groupFinder = new AggFinder(opTab, false, false, true, null);
 aggOrOverOrGroupFinder = new AggFinder(opTab, true, true, true, null);
}

/**
 * Creates a validator.
 *
 * @param opTab         Operator table
 * @param catalogReader Catalog reader
 * @param typeFactory   Type factory
 * @param conformance   Compatibility mode
 */
protected SqlValidatorImpl(
  SqlOperatorTable opTab,
  SqlValidatorCatalogReader catalogReader,
  RelDataTypeFactory typeFactory,
  SqlConformance conformance) {
 this.opTab = Objects.requireNonNull(opTab);
 this.catalogReader = Objects.requireNonNull(catalogReader);
 this.typeFactory = Objects.requireNonNull(typeFactory);
 this.conformance = Objects.requireNonNull(conformance);
 unknownType = typeFactory.createUnknownType();
 booleanType = typeFactory.createSqlType(SqlTypeName.BOOLEAN);
 rewriteCalls = true;
 expandColumnReferences = true;
 aggFinder = new AggFinder(opTab, false, true, false, null);
 aggOrOverFinder = new AggFinder(opTab, true, true, false, null);
 overFinder = new AggFinder(opTab, true, false, false, aggOrOverFinder);
 groupFinder = new AggFinder(opTab, false, false, true, null);
 aggOrOverOrGroupFinder = new AggFinder(opTab, true, true, true, null);
}

Javadoc

Creates a SQL type that represents the "unknown" type. It is only equal to itself, and is distinct from the NULL type.

Popular methods of RelDataTypeFactory

createSqlType
Creates a SQL type with precision and scale.
createTypeWithNullability
Creates a type that is the same as another type but with possibly different nullability. The output
createStructType
Creates a type that represents a structured collection of fields, given lists of the names and types
builder
Creates a org.apache.calcite.rel.type.RelDataTypeFactory.FieldInfoBuilder. But since FieldInfoBuilde
createMapType
Creates a map type. Maps are unordered collections of key/value pairs.
getTypeSystem
Returns the type system.
createArrayType
Creates an array type. Arrays are ordered collections of elements.
createJavaType
Creates a type that corresponds to a Java class.
createSqlIntervalType
Creates a SQL interval type.
createTypeWithCharsetAndCollation
Creates a type that is the same as another type but with possibly different charset or collation. Fo
leastRestrictive
Returns the most general of a set of types (that is, one type to which they can all be cast), or nul
createMultisetType
Creates a multiset type. Multisets are unordered collections of elements.

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Top 12 Jupyter Notebook Extensions

How to use createUnknownTypemethodin org.apache.calcite.rel.type.RelDataTypeFactory

Best Java code snippets using org.apache.calcite.rel.type.RelDataTypeFactory.createUnknownType (Showing top 3 results out of 315)

How to use
createUnknownType
method
in
org.apache.calcite.rel.type.RelDataTypeFactory