org.apache.flink.table.expressions

接口

• Expression
• ExpressionVisitor
• ResolvedExpression
• TableSymbol

类

• AggregateExpression
• CallExpression
• ExpressionDefaultVisitor
• ExpressionUtils
• FieldReferenceExpression
• ResolvedFieldReference
• SqlCallExpression
• TypeLiteralExpression
• ValueLiteralExpression

枚举

• TimeIntervalUnit
• TimePointUnit

异常错误

• ExpressionParserException