ErrCode represents a specific error type in a error class. Same error code can be used in different error classes.

PrivilegeType privilege

Comments represents a list of comments.

BinaryLiteral is the internal type for storing bit / hex literal type.

BoolVal is true or false.

Exprs represents a list of value expressions. It's not a valid expression because it's not parenthesized.

OnDup represents an ON DUPLICATE KEY clause.

UpdateExprs represents a list of update expressions.

BitLiteral is the bit literal type.

ColumnOptionType is the type for ColumnOption.

GroupBy represents a GROUP BY clause.

HexLiteral is the hex literal type.

ListArg represents a named list argument.

Row represents a row of data, can be used to assess values.

RowFormatType is the type for RowFormat

ValTuple represents a tuple of actual values.

ValType specifies the type for SQLVal.

pathExpressionFlag holds attributes of PathExpression

ActionOnExceed is the action taken when memory usage exceeds memory quota. NOTE: All the implementors should be thread-safe.

ActionType is the type for DDL action.

AdminStmt is the struct for Admin statement.

AdminStmtType is the type for admin statement.

AggregateFuncExpr represents aggregate function expression.

AliasedExpr defines an aliased SELECT expression.

AliasedTableExpr represents a table expression coupled with an optional alias or index hint. If As is empty, no alias was used.

AlterTableSpec represents alter table specification.

AlterTableStmt is a statement to change the structure of a table. See https://dev.mysql.com/doc/refman/5.7/en/alter-table.html

AlterTableType is the type for AlterTableSpec.

AlterUserStmt modifies user account. See https://dev.mysql.com/doc/refman/5.7/en/alter-user.html

AnalyzeTableStmt is used to create table statistics.

AndExpr represents an AND expression.

Assignment is the expression for assignment, like a = 1.

AuthOption is used for parsing create use statement.

BeginStmt is a statement to start a new transaction. See https://dev.mysql.com/doc/refman/5.7/en/commit.html

BetweenExpr is for "between and" or "not between and" expression.

BinWriter interface is used for encoding values. Types like bytes.Buffer conform to this interface. We expect the writer objects to be in-memory buffe

BinaryExpr represents a binary value expression.

* The binary JSON format from MySQL 5.7 is as follows: JSON doc ::= type value type ::= 0x01 | // large JSON object 0x03

BinaryOperationExpr is for binary operation like `1 + 1`, `1 - 1`, etc.

BinlogStmt is an internal-use statement. We just parse and ignore it. See http://dev.mysql.com/doc/refman/5.7/en/binlog.html

Buffer implements a subset of the write portion of bytes.Buffer, but more efficiently. This is meant to be used in very high QPS operations, especiall

ByItem represents an item in order by or group by.

CIStr is case insensitive string.

CaseExpr is the case expression.

CaseExpr represents a CASE expression.

CastFunctionType is the type for cast function.

Charset is a charset. Now we only support MySQL.

CharsetOpt is used for parsing charset option from SQL.

Chunk stores multiple rows of data in Apache Arrow format. See https://arrow.apache.org/docs/memory_layout.html Values are appended in compact format

ColIdent is a case insensitive SQL identifier. It will be escaped with backquotes if necessary.

ColName represents a column name.

ColTuple represents a list of column values. It can be ValTuple, Subquery, ListArg.

CollateExpr represents dynamic collate operator.

Collation is a collation. Now we only support MySQL.

ColumnDef is used for parsing column definition from SQL.

ColumnInfo provides meta data describing of a table column.

ColumnName represents column name.

ColumnNameExpr represents a column name expression.

ColumnOption is used for parsing column constraint info from SQL.

ColumnOption is used for parsing column constraint info from SQL.

ColumnOptionType is the type for ColumnOption.

ColumnPosition represent the position of the newly added column

ColumnPositionType is the type for ColumnPosition.

Columns represents an insert column list.

CommitStmt is a statement to commit the current transaction. See https://dev.mysql.com/doc/refman/5.7/en/commit.html

CompareSubqueryExpr is the expression for "expr cmp (select ...)". See https://dev.mysql.com/doc/refman/5.7/en/comparisons-using-subqueries.html See h

ComparisonExpr represents a two-value comparison expression.

Constraint is constraint for table definition.

Constraint is constraint for table definition.

ConstraintType is the type for Constraint.

ConvertExpr represents a call to CONVERT(expr, type) or it's equivalent CAST(expr AS type). Both are rewritten to the former.

ConvertType represents the type in call to CONVERT(expr, type)

ConvertUsingExpr represents a call to CONVERT(expr USING charset).

CreateDatabaseStmt is a statement to create a database. See https://dev.mysql.com/doc/refman/5.7/en/create-database.html

CreateIndexStmt is a statement to create an index. See https://dev.mysql.com/doc/refman/5.7/en/create-index.html

CreateTableStmt is a statement to create a table. See https://dev.mysql.com/doc/refman/5.7/en/create-table.html

CreateUserStmt creates user account. See https://dev.mysql.com/doc/refman/5.7/en/create-user.html

CreateViewStmt is a statement to create a View. See https://dev.mysql.com/doc/refman/5.7/en/create-view.html

DBInfo provides meta data describing a DB.

DDL represents a CREATE, ALTER, DROP or RENAME statement. Table is set for AlterStr, DropStr, RenameStr. NewName is set for AlterStr, CreateStr, Renam

DDLNode represents DDL statement node.

DMLNode represents DML statement node.

DatabaseOption represents database option.

DatabaseOptionType is the type for database options.

DateArithType is type for DateArith type.

Datum is a data box holds different kind of data. It has better performance and is easier to use than `interface{}`.

DatumRow is a slice of Datum, implements Row interface.

DeallocateStmt is a statement to release PreparedStmt. See https://dev.mysql.com/doc/refman/5.7/en/deallocate-prepare.html

Default represents a DEFAULT expression.

DefaultExpr is the default expression using default value for a column.

Delete represents a DELETE statement.

DeleteStmt is a statement to delete rows from table. See https://dev.mysql.com/doc/refman/5.7/en/delete.html

DeleteTableList is the tablelist used in delete statement multi-table mode.

Desc is a charset description.