Java org.postgresql.util.PSQLException:列索引超出范围:2,列数:1
我有以下代码:Java org.postgresql.util.PSQLException:列索引超出范围:2,列数:1,java,postgresql,jdbc,Java,Postgresql,Jdbc,我有以下代码: String insert = "INSERT INTO " + tableName + "(" + COLUMNS.TILE_ID + "," + COLUMNS.TILE_DATA + "," + COLUMNS.TILE_LEVEL + "," + COLUMNS.TILE_COLUMN + "," + COLUMNS.TILE_ROW + ","
String insert = "INSERT INTO " + tableName +
"(" + COLUMNS.TILE_ID + "," + COLUMNS.TILE_DATA + "," +
COLUMNS.TILE_LEVEL + "," + COLUMNS.TILE_COLUMN +
"," + COLUMNS.TILE_ROW +
"," + COLUMNS.TILE_IMAGE_FORMAT + "," + COLUMNS.TILE_SOURCE +
")";
String values = id + ",?" + "," +
tile.getLevel() + "," + tile.computeColumn() + "," +
tile.computeRow() + ",\'" + tile.getFileType().toUpperCase() +
"\'," + "\'" +
tile.getSource() + "\');";
String query = insert + " VALUES (" + values;
System.out.println(query);
PreparedStatement statement = conn.prepareStatement(query);
statement.setBytes(2, tile.getData());
return this.conn.createStatement().executeUpdate(query);
查询值:
插入级别1(平铺ID、平铺数据、平铺级别、平铺列、平铺行、平铺图像格式、平铺源)值(0、、1,0,0、'JPG'、'null')
错误我得到:
org.postgresql.util.PSQLException:列索引超出范围:2,列数:1
我的桌子:
tile_id bigint NOT NULL,
tile_data bytea,
tile_level smallint,
tile_row integer,
tile_column integer,
tile_image_format image_format,
tile_source character varying(30),
CONSTRAINT level10_pkey PRIMARY KEY (tile_id)
有什么想法吗?您还没有发布stacktrace,但您的错误似乎出现在以下位置:
statement.setBytes(2, tile.getData());
这是因为您只有一个要绑定的参数:
INSERT INTO level1 (TILE_ID,TILE_DATA,TILE_LEVEL,TILE_COLUMN,TILE_ROW,TILE_IMAGE_FORMAT,TILE_SOURCE) VALUES (0,?,1,0,0,'JPG','null');
参数位于值列表中的位置2这一事实并不重要。这是一个事实,它是第一位的持有者。所以你的代码应该是
statement.setBytes(1, tile.getData());
多亏了e4c5的回答,我修正了我的代码如下:
String insert = "INSERT INTO " + tableName +
"(" + COLUMNS.TILE_ID + "," + COLUMNS.TILE_DATA + "," +
COLUMNS.TILE_LEVEL + "," + COLUMNS.TILE_COLUMN +
"," + COLUMNS.TILE_ROW +
"," + COLUMNS.TILE_IMAGE_FORMAT + "," + COLUMNS.TILE_SOURCE +
")";
String values = id + ",?" + "," +
tile.getLevel() + "," + tile.computeColumn() + "," +
tile.computeRow() + ",\'" + tile.getFileType().toUpperCase() +
"\'," + "\'" +
tile.getSource() + "\');";
String query = insert + " VALUES (" + values;
PreparedStatement statement = conn.prepareStatement(query);
statement.setBytes(1, tile.getData());
int result = statement.executeUpdate();
statement.close();
return result;
参数位于值列表中的位置2这一事实并不重要。这是一个事实,它是第一位的持有者
tile\u image\u格式是我自己创建的枚举类型。