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// Generated from MySqlParser.g4 by ANTLR 4.7.1
package com.pingcap.tikv.parser;
import org.antlr.v4.runtime.tree.ParseTreeVisitor;

/**
 * This interface defines a complete generic visitor for a parse tree produced
 * by {@link MySqlParser}.
 *
 * @param  The return type of the visit operation. Use {@link Void} for
 * operations with no return type.
 */
public interface MySqlParserVisitor extends ParseTreeVisitor {
	/**
	 * Visit a parse tree produced by {@link MySqlParser#intervalType}.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	T visitIntervalType(MySqlParser.IntervalTypeContext ctx);
	/**
	 * Visit a parse tree produced by {@link MySqlParser#fullId}.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	T visitFullId(MySqlParser.FullIdContext ctx);
	/**
	 * Visit a parse tree produced by {@link MySqlParser#fullColumnName}.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	T visitFullColumnName(MySqlParser.FullColumnNameContext ctx);
	/**
	 * Visit a parse tree produced by {@link MySqlParser#charsetName}.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	T visitCharsetName(MySqlParser.CharsetNameContext ctx);
	/**
	 * Visit a parse tree produced by {@link MySqlParser#collationName}.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	T visitCollationName(MySqlParser.CollationNameContext ctx);
	/**
	 * Visit a parse tree produced by {@link MySqlParser#uid}.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	T visitUid(MySqlParser.UidContext ctx);
	/**
	 * Visit a parse tree produced by {@link MySqlParser#simpleId}.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	T visitSimpleId(MySqlParser.SimpleIdContext ctx);
	/**
	 * Visit a parse tree produced by {@link MySqlParser#dottedId}.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	T visitDottedId(MySqlParser.DottedIdContext ctx);
	/**
	 * Visit a parse tree produced by {@link MySqlParser#decimalLiteral}.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	T visitDecimalLiteral(MySqlParser.DecimalLiteralContext ctx);
	/**
	 * Visit a parse tree produced by {@link MySqlParser#stringLiteral}.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	T visitStringLiteral(MySqlParser.StringLiteralContext ctx);
	/**
	 * Visit a parse tree produced by {@link MySqlParser#booleanLiteral}.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	T visitBooleanLiteral(MySqlParser.BooleanLiteralContext ctx);
	/**
	 * Visit a parse tree produced by {@link MySqlParser#hexadecimalLiteral}.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	T visitHexadecimalLiteral(MySqlParser.HexadecimalLiteralContext ctx);
	/**
	 * Visit a parse tree produced by {@link MySqlParser#nullNotnull}.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	T visitNullNotnull(MySqlParser.NullNotnullContext ctx);
	/**
	 * Visit a parse tree produced by {@link MySqlParser#constant}.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	T visitConstant(MySqlParser.ConstantContext ctx);
	/**
	 * Visit a parse tree produced by {@link MySqlParser#convertedDataType}.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	T visitConvertedDataType(MySqlParser.ConvertedDataTypeContext ctx);
	/**
	 * Visit a parse tree produced by {@link MySqlParser#lengthOneDimension}.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	T visitLengthOneDimension(MySqlParser.LengthOneDimensionContext ctx);
	/**
	 * Visit a parse tree produced by {@link MySqlParser#lengthTwoDimension}.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	T visitLengthTwoDimension(MySqlParser.LengthTwoDimensionContext ctx);
	/**
	 * Visit a parse tree produced by {@link MySqlParser#expressions}.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	T visitExpressions(MySqlParser.ExpressionsContext ctx);
	/**
	 * Visit a parse tree produced by {@link MySqlParser#currentTimestamp}.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	T visitCurrentTimestamp(MySqlParser.CurrentTimestampContext ctx);
	/**
	 * Visit a parse tree produced by the {@code specificFunctionCall}
	 * labeled alternative in {@link MySqlParser#functionCall}.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	T visitSpecificFunctionCall(MySqlParser.SpecificFunctionCallContext ctx);
	/**
	 * Visit a parse tree produced by the {@code scalarFunctionCall}
	 * labeled alternative in {@link MySqlParser#functionCall}.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	T visitScalarFunctionCall(MySqlParser.ScalarFunctionCallContext ctx);
	/**
	 * Visit a parse tree produced by the {@code udfFunctionCall}
	 * labeled alternative in {@link MySqlParser#functionCall}.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	T visitUdfFunctionCall(MySqlParser.UdfFunctionCallContext ctx);
	/**
	 * Visit a parse tree produced by the {@code simpleFunctionCall}
	 * labeled alternative in {@link MySqlParser#specificFunction}.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	T visitSimpleFunctionCall(MySqlParser.SimpleFunctionCallContext ctx);
	/**
	 * Visit a parse tree produced by the {@code dataTypeFunctionCall}
	 * labeled alternative in {@link MySqlParser#specificFunction}.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	T visitDataTypeFunctionCall(MySqlParser.DataTypeFunctionCallContext ctx);
	/**
	 * Visit a parse tree produced by the {@code valuesFunctionCall}
	 * labeled alternative in {@link MySqlParser#specificFunction}.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	T visitValuesFunctionCall(MySqlParser.ValuesFunctionCallContext ctx);
	/**
	 * Visit a parse tree produced by the {@code caseFunctionCall}
	 * labeled alternative in {@link MySqlParser#specificFunction}.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	T visitCaseFunctionCall(MySqlParser.CaseFunctionCallContext ctx);
	/**
	 * Visit a parse tree produced by the {@code charFunctionCall}
	 * labeled alternative in {@link MySqlParser#specificFunction}.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	T visitCharFunctionCall(MySqlParser.CharFunctionCallContext ctx);
	/**
	 * Visit a parse tree produced by the {@code positionFunctionCall}
	 * labeled alternative in {@link MySqlParser#specificFunction}.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	T visitPositionFunctionCall(MySqlParser.PositionFunctionCallContext ctx);
	/**
	 * Visit a parse tree produced by the {@code substrFunctionCall}
	 * labeled alternative in {@link MySqlParser#specificFunction}.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	T visitSubstrFunctionCall(MySqlParser.SubstrFunctionCallContext ctx);
	/**
	 * Visit a parse tree produced by the {@code trimFunctionCall}
	 * labeled alternative in {@link MySqlParser#specificFunction}.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	T visitTrimFunctionCall(MySqlParser.TrimFunctionCallContext ctx);
	/**
	 * Visit a parse tree produced by the {@code weightFunctionCall}
	 * labeled alternative in {@link MySqlParser#specificFunction}.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	T visitWeightFunctionCall(MySqlParser.WeightFunctionCallContext ctx);
	/**
	 * Visit a parse tree produced by the {@code extractFunctionCall}
	 * labeled alternative in {@link MySqlParser#specificFunction}.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	T visitExtractFunctionCall(MySqlParser.ExtractFunctionCallContext ctx);
	/**
	 * Visit a parse tree produced by the {@code getFormatFunctionCall}
	 * labeled alternative in {@link MySqlParser#specificFunction}.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	T visitGetFormatFunctionCall(MySqlParser.GetFormatFunctionCallContext ctx);
	/**
	 * Visit a parse tree produced by {@link MySqlParser#caseFuncAlternative}.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	T visitCaseFuncAlternative(MySqlParser.CaseFuncAlternativeContext ctx);
	/**
	 * Visit a parse tree produced by the {@code levelWeightList}
	 * labeled alternative in {@link MySqlParser#levelsInWeightString}.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	T visitLevelWeightList(MySqlParser.LevelWeightListContext ctx);
	/**
	 * Visit a parse tree produced by the {@code levelWeightRange}
	 * labeled alternative in {@link MySqlParser#levelsInWeightString}.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	T visitLevelWeightRange(MySqlParser.LevelWeightRangeContext ctx);
	/**
	 * Visit a parse tree produced by {@link MySqlParser#levelInWeightListElement}.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	T visitLevelInWeightListElement(MySqlParser.LevelInWeightListElementContext ctx);
	/**
	 * Visit a parse tree produced by {@link MySqlParser#scalarFunctionName}.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	T visitScalarFunctionName(MySqlParser.ScalarFunctionNameContext ctx);
	/**
	 * Visit a parse tree produced by {@link MySqlParser#functionArgs}.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	T visitFunctionArgs(MySqlParser.FunctionArgsContext ctx);
	/**
	 * Visit a parse tree produced by {@link MySqlParser#functionArg}.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	T visitFunctionArg(MySqlParser.FunctionArgContext ctx);
	/**
	 * Visit a parse tree produced by the {@code isExpression}
	 * labeled alternative in {@link MySqlParser#expression}.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	T visitIsExpression(MySqlParser.IsExpressionContext ctx);
	/**
	 * Visit a parse tree produced by the {@code notExpression}
	 * labeled alternative in {@link MySqlParser#expression}.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	T visitNotExpression(MySqlParser.NotExpressionContext ctx);
	/**
	 * Visit a parse tree produced by the {@code logicalExpression}
	 * labeled alternative in {@link MySqlParser#expression}.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	T visitLogicalExpression(MySqlParser.LogicalExpressionContext ctx);
	/**
	 * Visit a parse tree produced by the {@code predicateExpression}
	 * labeled alternative in {@link MySqlParser#expression}.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	T visitPredicateExpression(MySqlParser.PredicateExpressionContext ctx);
	/**
	 * Visit a parse tree produced by the {@code soundsLikePredicate}
	 * labeled alternative in {@link MySqlParser#predicate}.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	T visitSoundsLikePredicate(MySqlParser.SoundsLikePredicateContext ctx);
	/**
	 * Visit a parse tree produced by the {@code expressionAtomPredicate}
	 * labeled alternative in {@link MySqlParser#predicate}.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	T visitExpressionAtomPredicate(MySqlParser.ExpressionAtomPredicateContext ctx);
	/**
	 * Visit a parse tree produced by the {@code binaryComparisonPredicate}
	 * labeled alternative in {@link MySqlParser#predicate}.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	T visitBinaryComparisonPredicate(MySqlParser.BinaryComparisonPredicateContext ctx);
	/**
	 * Visit a parse tree produced by the {@code inPredicate}
	 * labeled alternative in {@link MySqlParser#predicate}.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	T visitInPredicate(MySqlParser.InPredicateContext ctx);
	/**
	 * Visit a parse tree produced by the {@code betweenPredicate}
	 * labeled alternative in {@link MySqlParser#predicate}.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	T visitBetweenPredicate(MySqlParser.BetweenPredicateContext ctx);
	/**
	 * Visit a parse tree produced by the {@code isNullPredicate}
	 * labeled alternative in {@link MySqlParser#predicate}.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	T visitIsNullPredicate(MySqlParser.IsNullPredicateContext ctx);
	/**
	 * Visit a parse tree produced by the {@code likePredicate}
	 * labeled alternative in {@link MySqlParser#predicate}.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	T visitLikePredicate(MySqlParser.LikePredicateContext ctx);
	/**
	 * Visit a parse tree produced by the {@code regexpPredicate}
	 * labeled alternative in {@link MySqlParser#predicate}.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	T visitRegexpPredicate(MySqlParser.RegexpPredicateContext ctx);
	/**
	 * Visit a parse tree produced by the {@code unaryExpressionAtom}
	 * labeled alternative in {@link MySqlParser#expressionAtom}.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	T visitUnaryExpressionAtom(MySqlParser.UnaryExpressionAtomContext ctx);
	/**
	 * Visit a parse tree produced by the {@code collateExpressionAtom}
	 * labeled alternative in {@link MySqlParser#expressionAtom}.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	T visitCollateExpressionAtom(MySqlParser.CollateExpressionAtomContext ctx);
	/**
	 * Visit a parse tree produced by the {@code constantExpressionAtom}
	 * labeled alternative in {@link MySqlParser#expressionAtom}.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	T visitConstantExpressionAtom(MySqlParser.ConstantExpressionAtomContext ctx);
	/**
	 * Visit a parse tree produced by the {@code functionCallExpressionAtom}
	 * labeled alternative in {@link MySqlParser#expressionAtom}.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	T visitFunctionCallExpressionAtom(MySqlParser.FunctionCallExpressionAtomContext ctx);
	/**
	 * Visit a parse tree produced by the {@code binaryExpressionAtom}
	 * labeled alternative in {@link MySqlParser#expressionAtom}.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	T visitBinaryExpressionAtom(MySqlParser.BinaryExpressionAtomContext ctx);
	/**
	 * Visit a parse tree produced by the {@code fullColumnNameExpressionAtom}
	 * labeled alternative in {@link MySqlParser#expressionAtom}.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	T visitFullColumnNameExpressionAtom(MySqlParser.FullColumnNameExpressionAtomContext ctx);
	/**
	 * Visit a parse tree produced by the {@code bitExpressionAtom}
	 * labeled alternative in {@link MySqlParser#expressionAtom}.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	T visitBitExpressionAtom(MySqlParser.BitExpressionAtomContext ctx);
	/**
	 * Visit a parse tree produced by the {@code nestedExpressionAtom}
	 * labeled alternative in {@link MySqlParser#expressionAtom}.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	T visitNestedExpressionAtom(MySqlParser.NestedExpressionAtomContext ctx);
	/**
	 * Visit a parse tree produced by the {@code nestedRowExpressionAtom}
	 * labeled alternative in {@link MySqlParser#expressionAtom}.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	T visitNestedRowExpressionAtom(MySqlParser.NestedRowExpressionAtomContext ctx);
	/**
	 * Visit a parse tree produced by the {@code mathExpressionAtom}
	 * labeled alternative in {@link MySqlParser#expressionAtom}.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	T visitMathExpressionAtom(MySqlParser.MathExpressionAtomContext ctx);
	/**
	 * Visit a parse tree produced by the {@code intervalExpressionAtom}
	 * labeled alternative in {@link MySqlParser#expressionAtom}.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	T visitIntervalExpressionAtom(MySqlParser.IntervalExpressionAtomContext ctx);
	/**
	 * Visit a parse tree produced by {@link MySqlParser#unaryOperator}.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	T visitUnaryOperator(MySqlParser.UnaryOperatorContext ctx);
	/**
	 * Visit a parse tree produced by {@link MySqlParser#comparisonOperator}.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	T visitComparisonOperator(MySqlParser.ComparisonOperatorContext ctx);
	/**
	 * Visit a parse tree produced by {@link MySqlParser#logicalOperator}.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	T visitLogicalOperator(MySqlParser.LogicalOperatorContext ctx);
	/**
	 * Visit a parse tree produced by {@link MySqlParser#bitOperator}.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	T visitBitOperator(MySqlParser.BitOperatorContext ctx);
	/**
	 * Visit a parse tree produced by {@link MySqlParser#mathOperator}.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	T visitMathOperator(MySqlParser.MathOperatorContext ctx);
	/**
	 * Visit a parse tree produced by {@link MySqlParser#charsetNameBase}.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	T visitCharsetNameBase(MySqlParser.CharsetNameBaseContext ctx);
	/**
	 * Visit a parse tree produced by {@link MySqlParser#intervalTypeBase}.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	T visitIntervalTypeBase(MySqlParser.IntervalTypeBaseContext ctx);
	/**
	 * Visit a parse tree produced by {@link MySqlParser#dataTypeBase}.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	T visitDataTypeBase(MySqlParser.DataTypeBaseContext ctx);
	/**
	 * Visit a parse tree produced by {@link MySqlParser#keywordsCanBeId}.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	T visitKeywordsCanBeId(MySqlParser.KeywordsCanBeIdContext ctx);
	/**
	 * Visit a parse tree produced by {@link MySqlParser#functionNameBase}.
	 * @param ctx the parse tree
	 * @return the visitor result
	 */
	T visitFunctionNameBase(MySqlParser.FunctionNameBaseContext ctx);
}