Class SqlShowSchemas

java.lang.Object
org.apache.calcite.sql.SqlNode
org.apache.calcite.sql.SqlCall
org.apache.drill.exec.planner.sql.parser.DrillSqlCall
org.apache.drill.exec.planner.sql.parser.SqlShowSchemas
All Implemented Interfaces:
Cloneable

public class SqlShowSchemas extends DrillSqlCall
Sql parse tree node to represent statement: SHOW {DATABASES | SCHEMAS} [LIKE 'pattern' | WHERE expr]
  • Field Summary

    Fields
    Modifier and Type
    Field
    Description
    static final org.apache.calcite.sql.SqlSpecialOperator
     

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

    EMPTY_ARRAY, pos
  • Constructor Summary

    Constructors
    Constructor
    Description
    SqlShowSchemas(org.apache.calcite.sql.parser.SqlParserPos pos, org.apache.calcite.sql.SqlNode likePattern, org.apache.calcite.sql.SqlNode whereClause)
     
  • Method Summary

    Modifier and Type
    Method
    Description
    org.apache.calcite.sql.SqlNode
     
    List<org.apache.calcite.sql.SqlNode>
     
    org.apache.calcite.sql.SqlOperator
     
     
    org.apache.calcite.sql.SqlNode
     
    void
    unparse(org.apache.calcite.sql.SqlWriter writer, int leftPrec, int rightPrec)
     

    Methods inherited from class org.apache.drill.exec.planner.sql.parser.DrillSqlCall

    getSqlHandler

    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
  • Field Details

    • OPERATOR

      public static final org.apache.calcite.sql.SqlSpecialOperator OPERATOR
  • Constructor Details

    • SqlShowSchemas

      public SqlShowSchemas(org.apache.calcite.sql.parser.SqlParserPos pos, org.apache.calcite.sql.SqlNode likePattern, org.apache.calcite.sql.SqlNode whereClause)
  • Method Details

    • getOperator

      public org.apache.calcite.sql.SqlOperator getOperator()
      Specified by:
      getOperator in class org.apache.calcite.sql.SqlCall
    • getOperandList

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

      public void unparse(org.apache.calcite.sql.SqlWriter writer, int leftPrec, int rightPrec)
      Overrides:
      unparse in class org.apache.calcite.sql.SqlCall
    • getSqlHandler

      public AbstractSqlHandler getSqlHandler(SqlHandlerConfig config)
      Overrides:
      getSqlHandler in class DrillSqlCall
    • getLikePattern

      public org.apache.calcite.sql.SqlNode getLikePattern()
    • getWhereClause

      public org.apache.calcite.sql.SqlNode getWhereClause()