Package org.apache.flink.sql.parser.ddl

Class SqlTableColumn.SqlMetadataColumn

java.lang.Object
org.apache.calcite.sql.SqlNode
org.apache.calcite.sql.SqlCall
org.apache.flink.sql.parser.ddl.SqlTableColumn
org.apache.flink.sql.parser.ddl.SqlTableColumn.SqlMetadataColumn
All Implemented Interfaces:
Cloneable
Enclosing class:
SqlTableColumn
public static class SqlTableColumn.SqlMetadataColumn extends SqlTableColumn
A column derived from metadata.

  • Nested Class Summary

    Nested classes/interfaces inherited from class org.apache.flink.sql.parser.ddl.SqlTableColumn

    SqlTableColumn.SqlComputedColumn, SqlTableColumn.SqlMetadataColumn, SqlTableColumn.SqlRegularColumn

  • Field Summary

    Fields inherited from class org.apache.flink.sql.parser.ddl.SqlTableColumn

    comment, name

    Fields inherited from class org.apache.calcite.sql.SqlNode

    EMPTY_ARRAY, pos

  • Constructor Summary

    Constructors
    Constructor
    Description
    SqlMetadataColumn(org.apache.calcite.sql.parser.SqlParserPos pos, org.apache.calcite.sql.SqlIdentifier name, org.apache.calcite.sql.SqlNode comment, org.apache.calcite.sql.SqlDataTypeSpec type, org.apache.calcite.sql.SqlNode metadataAlias, boolean isVirtual)
     

  • Method Summary

    Modifier and Type
    Method
    Description
    Optional<String>
    getMetadataAlias()
     
    List<org.apache.calcite.sql.SqlNode>
    getOperandList()
     
    org.apache.calcite.sql.SqlDataTypeSpec
    getType()
     
    boolean
    isVirtual()
     
    protected void
    unparseColumn(org.apache.calcite.sql.SqlWriter writer, int leftPrec, int rightPrec)
     

    Methods inherited from class org.apache.flink.sql.parser.ddl.SqlTableColumn

    getComment, getName, getOperator, unparse

    Methods inherited from class org.apache.calcite.sql.SqlCall

    accept, clone, equalsDeep, findValidOptions, getCallSignature, getFunctionQuantifier, getKind, getMonotonicity, isCountStar, isExpanded, operand, operandCount, setOperand, validate

    Methods inherited from class org.apache.calcite.sql.SqlNode

    clone, clone, cloneArray, equalDeep, equalDeep, equalsDeep, getParserPosition, isA, toList, toList, toSqlString, toSqlString, toSqlString, toString, unparseWithParentheses, validateExpr

    Methods inherited from class java.lang.Object

    equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

  • Constructor Details

    • SqlMetadataColumn

      public SqlMetadataColumn(org.apache.calcite.sql.parser.SqlParserPos pos, org.apache.calcite.sql.SqlIdentifier name, @Nullable org.apache.calcite.sql.SqlNode comment, org.apache.calcite.sql.SqlDataTypeSpec type, @Nullable org.apache.calcite.sql.SqlNode metadataAlias, boolean isVirtual)

  • Method Details

    • getType

      public org.apache.calcite.sql.SqlDataTypeSpec getType()

    • getMetadataAlias

      public Optional<String> getMetadataAlias()

    • isVirtual

      public boolean isVirtual()

    • unparseColumn

      protected void unparseColumn(org.apache.calcite.sql.SqlWriter writer, int leftPrec, int rightPrec)
      Specified by:
      unparseColumn in class SqlTableColumn

    • getOperandList

      @Nonnull public List<org.apache.calcite.sql.SqlNode> getOperandList()
      Specified by:
      getOperandList in class org.apache.calcite.sql.SqlCall