Package ast is the abstract syntax tree parsed from a SQL statement by parser.

Goyacc is a version of yacc generating Go parsers.

DigestHash generates the digest of statements.

DigestNormalized generates the digest of a normalized sql.

New returns a Parser object with default SQL mode.

NewDigest returns a new digest.

NewScanner returns a new scanner object.

Normalize generates the normalized statements.

NormalizeDigest combines Normalize and DigestNormalized into one method.

ParseErrorWith returns "You have a syntax error near..." error message compatible with mysql.

ParseHint parses an optimizer hint (the interior of `/*+ ..

Slice converts string to slice without copy.

TrimComment trim comment for special comment code of MySQL.

ErrInvalidYearColumnLength returns for illegal column length for year type.

ErrParse returns for sql parse error.

ErrSyntax returns for sql syntax error.

ErrTooBigDisplayWidth returns for data display width exceed limit .

ErrTooBigPrecision returns for data precision exceed limit.

ErrUnknownAlterAlgorithm returns for no alter algorithm found error.

ErrUnknownAlterLock returns for no alter lock type found error.

ErrUnknownCharacterSet returns for no character set found error.

ErrWarnDeprecatedIntegerDisplayWidth share the same code 1681, and it will be returned when length is specified in integer.

ErrWarnDeprecatedSyntaxNoReplacement return when the syntax was deprecated and there is no replacement.

ErrWrongArguments returns for illegal argument.

ErrWrongFieldTerminators returns for illegal field terminators.

ErrWrongUsage returns for incorrect usages.

ErrWrongValue returns for wrong value.

SpecFieldPattern special result field pattern.

Parser represents a parser instance.

Pos represents the position of a token.

Scanner implements the yyLexer interface.