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• DBMetadataResultSetMetadata.java

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net.snowflake.client.jdbc.DBMetadataResultSetMetadata Maven / Gradle / Ivy

/*
 * Copyright (c) 2012-2017 Snowflake Computing Inc. All rights reserved.
 */
package net.snowflake.client.jdbc;

import java.sql.Types;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import java.util.Collections;

/**
 * For function call getTables/getSchemas, we returned resultset.
 * We stored these resultSetMetadata here
 *
 * Created by hyu on 12/15/16.
 */
public enum DBMetadataResultSetMetadata
{
  GET_CATALOGS(
      Arrays.asList("TABLE_CAT"),
      Arrays.asList("TEXT"),
      Arrays.asList(Types.VARCHAR)),

  GET_SCHEMAS(
      Arrays.asList("TABLE_SCHEM", "TABLE_CATALOG"),
      Arrays.asList("TEXT", "TEXT"),
      Arrays.asList(Types.VARCHAR, Types.VARCHAR)),

  GET_TABLES(
      Arrays.asList("TABLE_CAT", "TABLE_SCHEM", "TABLE_NAME",
          "TABLE_TYPE", "REMARKS", "TYPE_CAT", "TYPE_SCHEM",
          "TYPE_NAME", "SELF_REFERENCING_COL_NAME",
          "REF_GENERATION"),
      Arrays.asList("TEXT", "TEXT", "TEXT", "TEXT", "TEXT",
          "TEXT", "TEXT", "TEXT", "TEXT", "TEXT"),
      Arrays.asList(Types.VARCHAR, Types.VARCHAR, Types.VARCHAR,
          Types.VARCHAR, Types.VARCHAR, Types.VARCHAR,
          Types.VARCHAR, Types.VARCHAR, Types.VARCHAR,
          Types.VARCHAR)),

  GET_COLUMNS(
      Arrays.asList("TABLE_CAT", "TABLE_SCHEM", "TABLE_NAME",
          "COLUMN_NAME", "DATA_TYPE", "TYPE_NAME",
          "COLUMN_SIZE", "BUFFER_LENGTH",
          "DECIMAL_DIGITS", "NUM_PREC_RADIX", "NULLABLE", "REMARKS",
          "COLUMN_DEF",
          "SQL_DATA_TYPE", "SQL_DATETIME_SUB",
          "CHAR_OCTET_LENGTH", "ORDINAL_POSITION",
          "IS_NULLABLE", "SCOPE_CATALOG", "SCOPE_SCHEMA",
          "SCOPE_TABLE", "SOURCE_DATA_TYPE",
          "IS_AUTOINCREMENT", "IS_GENERATEDCOLUMN"),
      Arrays.asList("TEXT", "TEXT", "TEXT", "TEXT", "INTEGER",
           "TEXT", "INTEGER", "INTEGER", "INTEGER", "INTEGER",
           "INTEGER", "TEXT", "TEXT", "INTEGER", "INTEGER",
           "INTEGER", "INTEGER", "TEXT", "TEXT",
           "TEXT", "TEXT", "SHORT", "TEXT", "TEXT"),
      Arrays.asList(Types.VARCHAR, Types.VARCHAR, Types.VARCHAR,
                    Types.VARCHAR, Types.INTEGER, Types.VARCHAR,
                    Types.INTEGER, Types.INTEGER, Types.INTEGER,
                    Types.INTEGER, Types.INTEGER, Types.VARCHAR,
                    Types.VARCHAR, Types.INTEGER, Types.INTEGER,
                    Types.INTEGER, Types.INTEGER, Types.VARCHAR,
                    Types.VARCHAR, Types.VARCHAR, Types.VARCHAR,
                    Types.SMALLINT, Types.VARCHAR, Types.VARCHAR)),

  GET_COLUMNS_EXTENDED_SET(
      GET_COLUMNS,
      Collections.singletonList("BASE_TYPE"),
      Collections.singletonList("TEXT"),
      Collections.singletonList(Types.VARCHAR)),

  GET_PRIMARY_KEYS(
      Arrays.asList("TABLE_CAT", "TABLE_SCHEM", "TABLE_NAME",
          "COLUMN_NAME", "KEY_SEQ", "PK_NAME"),
      Arrays.asList("TEXT", "TEXT", "TEXT", "TEXT", "INTEGER", "TEXT"),
      Arrays.asList(Types.VARCHAR, Types.VARCHAR, Types.VARCHAR,
          Types.VARCHAR, Types.SMALLINT, Types.VARCHAR)),

  GET_FOREIGN_KEYS(
      Arrays.asList("PKTABLE_CAT", "PKTABLE_SCHEM", "PKTABLE_NAME",
          "PKCOLUMN_NAME", "FKTABLE_CAT", "FKTABLE_SCHEM",
          "FKTABLE_NAME", "FKCOLUMN_NAME", "KEY_SEQ",
          "UPDATE_RULE", "DELETE_RULE", "FK_NAME",
          "PK_NAME", "DEFERRABILITY"),
      Arrays.asList("TEXT", "TEXT", "TEXT", "TEXT", "TEXT",
          "TEXT", "TEXT", "TEXT", "SHORT", "SHORT",
          "SHORT", "TEXT", "TEXT", "SHORT"),
      Arrays.asList(Types.VARCHAR, Types.VARCHAR, Types.VARCHAR,
          Types.VARCHAR, Types.VARCHAR, Types.VARCHAR,
          Types.VARCHAR, Types.VARCHAR, Types.SMALLINT,
          Types.SMALLINT, Types.SMALLINT, Types.VARCHAR,
          Types.VARCHAR, Types.SMALLINT)),

  GET_FUNCTIONS(
      Arrays.asList("FUNCTION_CAT", "FUNCTION_SCHEM",
          "FUNCTION_NAME", "REMARKS", "FUNCTION_TYPE", "SPECIFIC_NAME"),
      Arrays.asList("TEXT", "TEXT", "TEXT", "TEXT", "SHORT", "TEXT"),
      Arrays.asList(Types.VARCHAR, Types.VARCHAR, Types.VARCHAR,
                Types.VARCHAR, Types.SMALLINT, Types.VARCHAR));


  private List columnNames;

  private List columnTypeNames;

  private List columnTypes;

  DBMetadataResultSetMetadata(List columnNames,
                              List columnTypeNames,
                              List columnTypes)
  {
    this.columnNames = columnNames;
    this.columnTypeNames = columnTypeNames;
    this.columnTypes = columnTypes;
  }

  DBMetadataResultSetMetadata(DBMetadataResultSetMetadata base,
                              List additionalColumnNames,
                              List additionalColumnTypeNames,
                              List additionalColumnTypes)
  {
    this.columnNames = new ArrayList<>(base.getColumnNames());
    this.columnTypeNames = new ArrayList<>(base.getColumnTypeNames());
    this.columnTypes = new ArrayList<>(base.getColumnTypes());
    columnNames.addAll(additionalColumnNames);
    columnTypeNames.addAll(additionalColumnTypeNames);
    columnTypes.addAll(additionalColumnTypes);
  }

  public List getColumnNames()
  {
    return columnNames;
  }

  public List getColumnTypeNames()
  {
    return columnTypeNames;
  }

  public List getColumnTypes()
  {
    return columnTypes;
  }
}