Java SQL Type columnScale(int columnType)

Description

column Scale

License

Apache License

Declaration

static int columnScale(int columnType) throws SQLException 

Method Source Code

//package com.java2s;
/*/*ww  w .  j  a v a2 s  .c  om*/
 * #%L
 * Grill client
 * %%
 * Copyright (C) 2014 Inmobi
 * %%
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *      http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 * #L%
 */

import java.sql.SQLException;

import java.sql.Types;

public class Main {
    static int columnScale(int columnType) throws SQLException {
        // according to hiveTypeToSqlType possible options are:
        switch (columnType) {
        case Types.BOOLEAN:
        case Types.CHAR:
        case Types.VARCHAR:
        case Types.TINYINT:
        case Types.SMALLINT:
        case Types.INTEGER:
        case Types.BIGINT:
        case Types.DATE:
        case Types.BINARY:
            return 0;
        case Types.FLOAT:
            return 7;
        case Types.DOUBLE:
            return 15;
        case Types.TIMESTAMP:
            return 9;
        case Types.DECIMAL:
            return 5;
        case Types.JAVA_OBJECT:
        case Types.ARRAY:
        case Types.STRUCT:
            return 0;
        default:
            throw new SQLException("Invalid column type: " + columnType);
        }
    }
}

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4. columnDisplaySize(int columnType)
5. columnPrecision(int columnType)
6. columnTypesDiffer(int t1, int t2)
7. compressType(int type)
8. convert2MysqlType(String cls)
9. convertBoolean(Object value, int srcType, int destType)