Returns whether a given type is primitive.

Sets the SQL statement for a test.

Creates a {@code TimeFrameSet}.

Adds a predicate and action to be invoked on each line of a source.

Returns a source whose path concatenates this with a child. <p>For example, <ul> <li>source("/foo").append(source("bar")) returns source("/foo/ba

Checks that the expression is valid in the parser but invalid (with the given error message) in the validator.

Returns the number of elements in the mapping.

See <a href="#EqualsHashCodeNote">note about equals() and hashCode()</a>.

Returns a metadata interface to get a particular kind of metadata from a particular relational expression. Returns null if that kind of metadata is no

Adds a schema as a sub-schema of this schema, and returns the wrapped object.

Prints a literal, exactly as provided. Does not attempt to indent or convert to upper or lower case. Does not add quotation marks. Adds preceding whit

Adds a pair to this list.

Checks that the expression is valid in the parser and validator and has the given column type.

Returns a succinct name for this trait. The planner may use this String to describe the trait.

Returns the physical type of a field.

Starts building an operand by specifying its class. Call further methods on the returned {@link OperandDetailBuilder} to complete the operand.

Tests that a scalar SQL expression returns the expected string result. For example, <blockquote> <pre>checkScalarExact("'ab' || 'c'", "abc");</pre> <

Tests that a SQL expression returns the SQL NULL value. For example, <blockquote> <pre>checkNull("CHAR_LENGTH(CAST(NULL AS VARCHAR(3))");</pre> </blo

Creates a reference to a field by name. <p>Equivalent to {@code field(1, 0, fieldName)}. @param fieldName Field name

Returns whether the current line starts with {@code seek}.

Returns the type of the rows returned by this relational expression.

Creates a SQL type with no precision or scale. @param typeName Name of the type, for example {@link SqlTypeName#BOOLEAN}, never null @return canoni

Creates a call with a list of arguments and a predetermined type.

Initiates a test case with a given SQL query.

Tests that a scalar SQL expression returns the expected boolean result. For example, <blockquote> <pre>checkScalarExact("TRUE AND FALSE", Boolean.TRU

Gets the fields in a struct type. The field count is equal to the size of the returned list. @return read-only list of fields

Creates a ConstantExpression that has the Value property set to the specified value. <p>Does the right thing for null, String, primitive values (e.g.

Returns the number of fields in a struct type. <p>This method is equivalent to <code>{@link #getFieldList}.size()</code>.

Sets the entry at position {@code index} to the pair {@code (t, u)}.

Creates a PairList with one or more entries.

Gets the {@link SqlTypeName} of this type. @return SqlTypeName, never null

Creates a builder.

Creates an instance of {@code CalciteAssert} with the empty configuration.

Creates an empty PairList.

Tests that a scalar SQL expression fails at run time. @param expression SQL scalar expression @param expectedError Pattern for expected error. If

Returns a list backed by an array of primitive <code>int</code> values. <p>The behavior is analogous to {@link Arrays#asList(Object[])}. Changes to t

Wraps an expression in a Predicate or returns null.

Sub-classes should override to run tests in a different environment.

Accepts a visit from a shuttle. @param shuttle Shuttle @return A copy of this node incorporating changes made by the shuttle to this node's children

Looks up an item in a map.

Creates a MethodCallExpression that represents a call to a static method that has arguments.

Projects a given collection of fields from this input record, into a particular preferred output format. The output format is optimized if there are 0

Gets the ordinal of this field within its containing type. @return 0-based ordinal

Runs the query and applies a checker to the generated third-party queries. The checker should throw to fail the test if it does not see what it wants.

Creates an ImmutableBitSet with no bits.

Returns an enumerator over the rows in this Table. Each row is represented as an array of its column values.

Returns the <code>i</code>^th input relational expression. @param i Ordinal of input @return <code>i</code>^th input

The name of this function.

Returns the sole input relational expression. @return child relational expression

Creates a Matcher that matches a {@link RelNode} if its string representation, after converting Windows-style line endings ("\r\n") to Unix-style line

Returns an enumerator over the rows in this Table. Each row is represented as an array of its column values.

Returns the length (character count). @return the length of the sequence of characters currently represented by this object

Returns a Matcher that checks {@link Mapping#size()}.

SQL SUBSTRING(string FROM ...) function.

Adapter that converts an {@link List} into an {@link Enumerable}. @param list List @param <T> Element type @return enumerable

Replaces every occurrence of <code>find</code> in <code>s</code> with <code>replace</code>.

Returns a copy of this AggCall that applies a filter before aggregating values.

Predicate, to be used when defining an operand of a {@link RelOptRule}, that returns true if a Values contains zero tuples. <p>This is the convention

Returns the convertlet applicable to a given expression.

Applies a mapping to this trait. <p>Some traits may be changed if the columns order is changed by a mapping of the {@link Project} operator. <p>For

Simplifies an expression and checks that the result is as expected.

Casts this configuration to another type, usually a sub-class.

Composes this with another checker using OR.

Returns the relational expression that this metadata is about.

Adds to this list the contents of another PairList. <p>Equivalent to {@link #addAll(Collection)}, but more efficient.

Returns a new immutable bit set containing all the bits in the given long array. <p>More precisely, <blockquote>{@code ImmutableBitSet.valueOf(longs

Gets the type of this field. @return field type

Create a default SqlWriterConfig object. @return The config.

Returns the convertlet applicable to a given expression.

Adds an element to the stack.

Queries whether this type allows null values. @return whether type allows null values