Examples with CUBRIDResultSetMetaDataProxy com.cubrid.jdbc.proxy.driver.CUBRIDResultSetMetaDataProxy used on opensource projects

Example 1 with CUBRIDResultSetMetaDataProxy

use of com.cubrid.jdbc.proxy.driver.CUBRIDResultSetMetaDataProxy in project cubrid-manager by CUBRID.

the class ExprotToOBSHandler method exportLoad.

/**
	 * Export data as CUBRID load format
	 *
	 * @param stmt Statement
	 * @param tableName String
	 * @param monitor IProgressMonitor
	 * @param fs String
	 * @param fileName BufferedWriter
	 * @throws SQLException The exception
	 * @throws IOException The exception
	 */
private void exportLoad(Connection conn, String tableName, BufferedWriter fs, String fileName, String sql) throws SQLException, IOException {
    // FIXME move this logic to core module
    CUBRIDPreparedStatementProxy pStmt = null;
    CUBRIDResultSetProxy rs = null;
    boolean hasNextPage = true;
    long beginIndex = 1;
    int exportedCount = 0;
    long totalRecord = exportConfig.getTotalCount(tableName);
    String whereCondition = exportConfig.getWhereCondition(tableName);
    isPaginating = isPagination(tableName, sql, whereCondition);
    boolean isNeedWriteHeader = true;
    while (hasNextPage) {
        try {
            String executeSQL = null;
            if (isPaginating) {
                long endIndex = beginIndex + RSPAGESIZE;
                executeSQL = getExecuteSQL(sql, beginIndex, endIndex, whereCondition);
                executeSQL = dbInfo.wrapShardQuery(executeSQL);
                beginIndex = endIndex + 1;
            } else {
                executeSQL = getExecuteSQL(sql, whereCondition);
                executeSQL = dbInfo.wrapShardQuery(sql);
                beginIndex = totalRecord + 1;
            }
            pStmt = getStatement(conn, executeSQL, tableName);
            rs = (CUBRIDResultSetProxy) pStmt.executeQuery();
            CUBRIDResultSetMetaDataProxy rsmt = (CUBRIDResultSetMetaDataProxy) rs.getMetaData();
            if (isNeedWriteHeader) {
                StringBuffer header = new StringBuffer("%class ");
                header.append(QuerySyntax.escapeKeyword(tableName));
                header.append(" (");
                for (int i = 1; i < rsmt.getColumnCount() + 1; i++) {
                    if (i > 1) {
                        header.append(" ");
                    }
                    header.append(QuerySyntax.escapeKeyword(rsmt.getColumnName(i)));
                }
                header.append(")\n");
                fs.write(header.toString());
                isNeedWriteHeader = false;
            }
            while (rs.next()) {
                StringBuffer values = new StringBuffer();
                for (int j = 1; j < rsmt.getColumnCount() + 1; j++) {
                    String columnType = rsmt.getColumnTypeName(j);
                    int precision = rsmt.getPrecision(j);
                    columnType = FieldHandlerUtils.amendDataTypeByResult(rs, j, columnType);
                    setIsHasBigValue(columnType, precision);
                    values.append(FieldHandlerUtils.getRsValueForExportOBS(columnType, rs, j).toString());
                }
                values.append("\n");
                fs.write(values.toString());
                exportedCount++;
                if (exportedCount >= COMMIT_LINES) {
                    fs.flush();
                    exportDataEventHandler.handleEvent(new ExportDataSuccessEvent(tableName, exportedCount));
                    exportedCount = 0;
                }
                if (stop) {
                    break;
                }
            }
            exportDataEventHandler.handleEvent(new ExportDataSuccessEvent(tableName, exportedCount));
            exportedCount = 0;
        } catch (Exception e) {
            LOGGER.error("export date write load db error : ", e);
        } finally {
            fs.flush();
            QueryUtil.freeQuery(pStmt, rs);
        }
        if (hasNextPage(beginIndex, totalRecord)) {
            hasNextPage = true;
        } else {
            hasNextPage = false;
        }
        System.gc();
    }
}

Example 2 with CUBRIDResultSetMetaDataProxy

use of com.cubrid.jdbc.proxy.driver.CUBRIDResultSetMetaDataProxy in project cubrid-manager by CUBRID.

the class ExprotToSqlHandler method exportByQuerying.

public void exportByQuerying(String tableName) throws IOException, SQLException {
    if (StringUtil.isEmpty(tableName)) {
        return;
    }
    long totalRecord = exportConfig.getTotalCount(tableName);
    if (totalRecord == 0) {
        return;
    }
    BufferedWriter fs = null;
    String whereCondition = exportConfig.getWhereCondition(tableName);
    boolean hasNextPage = true;
    long beginIndex = 1;
    int exportedCount = 0;
    Connection conn = null;
    CUBRIDPreparedStatementProxy pStmt = null;
    CUBRIDResultSetProxy rs = null;
    try {
        conn = getConnection();
        fs = FileUtil.getBufferedWriter(exportConfig.getDataFilePath(tableName), exportConfig.getFileCharset());
        String sql = QueryUtil.getSelectSQL(conn, tableName);
        isPaginating = isPagination(tableName, sql, whereCondition);
        while (hasNextPage) {
            try {
                String executeSQL = null;
                if (isPaginating) {
                    long endIndex = beginIndex + RSPAGESIZE;
                    executeSQL = getExecuteSQL(sql, beginIndex, endIndex, whereCondition);
                    executeSQL = dbInfo.wrapShardQuery(executeSQL);
                    beginIndex = endIndex + 1;
                } else {
                    executeSQL = getExecuteSQL(sql, whereCondition);
                    executeSQL = dbInfo.wrapShardQuery(sql);
                    beginIndex = totalRecord + 1;
                }
                pStmt = getStatement(conn, executeSQL, tableName);
                rs = (CUBRIDResultSetProxy) pStmt.executeQuery();
                CUBRIDResultSetMetaDataProxy rsmt = (CUBRIDResultSetMetaDataProxy) rs.getMetaData();
                StringBuffer insert = new StringBuffer("INSERT INTO ");
                insert.append(QuerySyntax.escapeKeyword(tableName));
                insert.append(" (");
                for (int i = 1; i < rsmt.getColumnCount() + 1; i++) {
                    if (i > 1) {
                        insert.append(", ");
                    }
                    insert.append(QuerySyntax.escapeKeyword(rsmt.getColumnName(i)));
                }
                insert.append(") ");
                while (rs.next()) {
                    StringBuffer values = new StringBuffer("VALUES (");
                    for (int j = 1; j < rsmt.getColumnCount() + 1; j++) {
                        if (j > 1) {
                            values.append(", ");
                        }
                        String columnType = rsmt.getColumnTypeName(j);
                        int precision = rsmt.getPrecision(j);
                        columnType = FieldHandlerUtils.amendDataTypeByResult(rs, j, columnType);
                        setIsHasBigValue(columnType, precision);
                        values.append(FieldHandlerUtils.getRsValueForExportSQL(columnType, rs, j).toString());
                    }
                    values.append(");\n");
                    fs.write(insert.toString());
                    fs.write(values.toString());
                    exportedCount++;
                    if (exportedCount >= COMMIT_LINES) {
                        fs.flush();
                        exportDataEventHandler.handleEvent(new ExportDataSuccessEvent(tableName, exportedCount));
                        exportedCount = 0;
                    }
                    if (stop) {
                        break;
                    }
                }
                exportDataEventHandler.handleEvent(new ExportDataSuccessEvent(tableName, exportedCount));
                exportedCount = 0;
            } catch (Exception e) {
                LOGGER.error(e.getMessage(), e);
                exportDataEventHandler.handleEvent(new ExportDataFailedOneTableEvent(tableName));
            } finally {
                QueryUtil.freeQuery(pStmt, rs);
            }
            if (hasNextPage(beginIndex, totalRecord)) {
                hasNextPage = true;
            } else {
                hasNextPage = false;
            }
            System.gc();
        }
    } finally {
        QueryUtil.freeQuery(conn);
        FileUtil.close(fs);
    }
}

Example 3 with CUBRIDResultSetMetaDataProxy

use of com.cubrid.jdbc.proxy.driver.CUBRIDResultSetMetaDataProxy in project cubrid-manager by CUBRID.

the class QueryExecuter method fillColumnData.

/**
	 * Fill table column data by rs,all data is saved to allColumnList
	 *
	 * @param rs CUBRIDResultSetProxy
	 * @throws SQLException if failed
	 */
private void fillColumnData(CUBRIDResultSetProxy rs) throws SQLException {
    CUBRIDResultSetMetaDataProxy rsmt = (CUBRIDResultSetMetaDataProxy) rs.getMetaData();
    int cntColumn = rsmt.getColumnCount();
    if (null == allColumnList) {
        return;
    }
    for (int i = 1; i <= cntColumn; i++) {
        String columnName = rsmt.getColumnName(i);
        String typeName = StringUtil.nvl(rsmt.getColumnTypeName(i));
        int scale = rsmt.getScale(i);
        int precision = rsmt.getPrecision(i);
        String elementTypeName = StringUtil.nvl(rsmt.getElementTypeName(i));
        if (typeName.length() == 0) {
            int typeIndex = rsmt.getColumnType(i);
            switch(typeIndex) {
                case Types.BLOB:
                    typeName = DataType.DATATYPE_BLOB;
                    break;
                case Types.CLOB:
                    typeName = DataType.DATATYPE_CLOB;
                    break;
                default:
                    typeName = "";
            }
        }
        String columnType = typeName.toUpperCase(Locale.getDefault());
        String elementType = elementTypeName.toUpperCase(Locale.getDefault());
        ColumnInfo colInfo = new ColumnInfo(String.valueOf(i), columnName, columnType, elementType, precision, scale);
        allColumnList.add(colInfo);
    }
    resultSetDataCache.setColumnInfos(new ArrayList<ColumnInfo>(allColumnList));
}

Example 4 with CUBRIDResultSetMetaDataProxy

use of com.cubrid.jdbc.proxy.driver.CUBRIDResultSetMetaDataProxy in project cubrid-manager by CUBRID.

the class AnalyseSqlTask method execute.

/**
	 * Execute the tasks
	 */
public void execute() {
    try {
        if (errorMsg != null && errorMsg.trim().length() > 0) {
            return;
        }
        if (connection == null || connection.isClosed()) {
            errorMsg = Messages.error_getConnection;
            return;
        }
        connection.setAutoCommit(false);
        if (sqls == null) {
            return;
        }
        StringBuffer sb = new StringBuffer();
        for (int i = 0; i < sqls.size(); i++) {
            sb.append(sqls.get(i));
            if (i != sqls.size() - 1) {
                sb.append(" UNION ALL ");
            }
        }
        stmt = connection.createStatement();
        rs = stmt.executeQuery(sb.toString());
        CUBRIDResultSetMetaDataProxy resultSetMeta = (CUBRIDResultSetMetaDataProxy) rs.getMetaData();
        for (int i = 1; i < resultSetMeta.getColumnCount() + 1; i++) {
            // "Name", "Data type", "Shared", "Default"
            Map<String, String> map = new HashMap<String, String>();
            String type = resultSetMeta.getColumnTypeName(i);
            int presion = resultSetMeta.getPrecision(i);
            int scale = resultSetMeta.getScale(i);
            if (type != null && type.equalsIgnoreCase("CLASS")) {
                String tableName = resultSetMeta.getTableName(i);
                String colName = resultSetMeta.getColumnName(i);
                DBAttribute bean = getColAttr(tableName, colName);
                if (bean == null || bean.getDomainClassName() == null || bean.getDomainClassName().equals("")) {
                    type = "OBJECT";
                } else {
                    type = bean.getDomainClassName();
                }
            } else if (type != null && (type.equalsIgnoreCase("CHAR") || type.equalsIgnoreCase("VARCHAR") || type.equalsIgnoreCase("NCHAR") || type.equalsIgnoreCase("BIT") || type.toUpperCase(Locale.getDefault()).indexOf("VARYING") >= 0)) {
                type += "(" + presion + ")";
            } else if (type != null && type.equalsIgnoreCase("NUMERIC")) {
                type += "(" + presion + "," + scale + ")";
            }
            map.put("0", resultSetMeta.getColumnName(i));
            map.put("1", type);
            map.put("2", "");
            map.put("3", "");
            map.put("4", "");
            result.add(map);
        }
    } catch (SQLException e) {
        this.errorMsg = e.getMessage();
    } finally {
        finish();
    }
}

Example 5 with CUBRIDResultSetMetaDataProxy

use of com.cubrid.jdbc.proxy.driver.CUBRIDResultSetMetaDataProxy in project cubrid-manager by CUBRID.

the class ExportTableDataTask method exportSql.

/**
	 * Export data as SQL
	 *
	 * @param rs CUBRIDResultSetProxy
	 * @param tableName String
	 * @param monitor IProgressMonitor
	 * @throws NumberFormatException The exception
	 * @throws ParseException The exception
	 * @throws SQLException The exception
	 * @throws IOException The exception
	 */
private void exportSql(CUBRIDResultSetProxy rs, String tableName, final IProgressMonitor monitor) throws NumberFormatException, ParseException, SQLException, IOException {
    // FIXME move this logic to core module
    BufferedWriter fs = null;
    try {
        fs = getBufferedWriter();
        CUBRIDResultSetMetaDataProxy rsmt = (CUBRIDResultSetMetaDataProxy) rs.getMetaData();
        StringBuffer insert = new StringBuffer("INSERT INTO ");
        insert.append(QuerySyntax.escapeKeyword(tableName));
        insert.append(" (");
        for (int i = 1; i < rsmt.getColumnCount() + 1; i++) {
            if (i > 1) {
                insert.append(", ");
            }
            insert.append(QuerySyntax.escapeKeyword(rsmt.getColumnName(i)));
        }
        insert.append(") ");
        while (rs.next()) {
            StringBuffer values = new StringBuffer("VALUES (");
            for (int j = 1; j < rsmt.getColumnCount() + 1; j++) {
                if (j > 1) {
                    values.append(", ");
                }
                String columnType = rsmt.getColumnTypeName(j);
                int precision = rsmt.getPrecision(j);
                columnType = FieldHandlerUtils.amendDataTypeByResult(rs, j, columnType);
                setIsHasBigValue(columnType, precision);
                values.append(FieldHandlerUtils.getRsValueForExportSQL(columnType, rs, j).toString());
            }
            values.append(");\n");
            fs.write(insert.toString());
            fs.write(values.toString());
            exportedCount++;
            if (exportedCount % COMMIT_LINES == 0) {
                fs.flush();
            }
            monitor.worked(10);
            monitor.subTask(Messages.bind(Messages.msgExportDataRow, exportedCount));
        }
    } finally {
        FileUtil.close(fs);
    }
}