Class QueryAnalyzer

Namespace

Dynamicweb.Data.Firehose

Assembly

Dynamicweb.Core.dll

Provides analysis and parsing capabilities for a single SQL query, including syntax validation and query type inspection.

public sealed class QueryAnalyzer

Inheritance

object

QueryAnalyzer

Inherited Members

object.Equals(object)

object.Equals(object, object)

object.GetHashCode()

object.GetType()

object.ReferenceEquals(object, object)

object.ToString()

Remarks

Use this class to parse a SQL query, check for syntax errors, and determine the type of query (such as SELECT or non-query). The class exposes methods to generate result generators based on the analyzed query. Instances of this class are immutable and thread-safe for concurrent read operations.

Constructors

QueryAnalyzer(string)

Initializes a new instance of the QueryAnalyzer class for the specified SQL query.

public QueryAnalyzer(string sql)

Parameters

sql string

The SQL query string to analyze. Cannot be null, empty, or consist only of white-space characters.

Properties

IsValid

Gets a value indicating whether the current state is valid.

public bool IsValid { get; }

Property Value

bool

ParseErrors

Gets a read-only collection of errors encountered during parsing.

public IReadOnlyCollection<ParseError> ParseErrors { get; }

Property Value

IReadOnlyCollection<ParseError>

Query

Gets the SQL query string associated with this instance.

public string Query { get; }

Property Value

string

Methods

CreateResultGenerator()

Creates an appropriate result generator based on the current query type.

public ResultGeneratorBase? CreateResultGenerator()

Returns

ResultGeneratorBase

A ResultGeneratorBase instance suitable for the current query, or null if no result generator is applicable.

Remarks

Returns a specialized result generator for SELECT or non-query operations, depending on the query context. Returns null if the query type is not supported.