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高频，低频数据tdengine入库

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huguanghan 2024-10-18 16:51:31 +08:00
parent 7a7fa73a12
commit c4d3e3b1e9
3 changed files with 134 additions and 24 deletions
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144
das/src/main/java/com/das/modules/node/service/TDEngineService.java
View File

@ -58,21 +58,131 @@ public class TDEngineService {
}
}
/**
* 创建超级表
*/
public void createStable(String iotModelCode, String stableType, Map<String, String> fieldNameTypeMap) {
try (Connection conn = hikariDataSource.getConnection();
Statement pstmt = conn.createStatement()) {
StringBuilder sb = new StringBuilder(1024 * 1024);
sb.setLength(0);
Set<String> keySet = fieldNameTypeMap.keySet();
if (keySet.size() != 0) {
sb.append("CREATE STABLE IF NOT EXISTS ");
sb.append(stableType).append(iotModelCode);
sb.append(" (`updatetime` TIMESTAMP");
// 使用增强的 for 循环遍历键
for (String key : keySet) {
sb.append(", ");
sb.append(key);
sb.append(" " + fieldNameTypeMap.get(key));
}
sb.append(") TAGS (`deviceid` BIGINT);");
try {
System.out.println(sb.toString());
pstmt.executeUpdate(sb.toString());
} catch (Exception e) {
log.error("创建超级表失败,失败原因{}", e);
}
}
} catch (Exception ignored) {
}
}
/**
* 新增超级表列
*/
public void addStableColumn(String iotModelCode, String stableType, Map<String, String> fieldNameTypeMap) {
try (Connection conn = hikariDataSource.getConnection();
Statement pstmt = conn.createStatement()) {
StringBuilder sb = new StringBuilder(1024 * 1024);
sb.setLength(0);
Set<String> keySet = fieldNameTypeMap.keySet();
if (keySet.size() != 0) {
for (String key : keySet) {
sb.append("ALTER STABLE ");
sb.append(stableType).append(iotModelCode);
sb.append(" ADD COLUMN ");
sb.append(key);
sb.append(" " + fieldNameTypeMap.get(key));
sb.append(";");
try {
pstmt.executeUpdate(sb.toString());
} catch (Exception e) {
log.error("新增超级表列失败：{},失败原因{}", sb.toString(), e);
}
}
}
} catch (Exception ignored) {
}
}
/**
* 删除超级表列
*/
public void deleteColumn(String stableName, String fieldCode) {
try (Connection conn = hikariDataSource.getConnection();
Statement pstmt = conn.createStatement()) {
StringBuilder sb = new StringBuilder(1024 * 1024);
sb.setLength(0);
sb.append("ALTER STABLE ");
sb.append(stableName);
sb.append(" DROP COLUMN");;
sb.append(fieldCode);
sb.append(";");
try {
pstmt.executeUpdate(sb.toString());
} catch (Exception e) {
log.error("删除超级表列失败：{},失败原因{}", sb.toString(), e);
}
}catch (Exception ignored){
}
}
/**
* 删除超级表
*/
public void deleteStable(String stableName){
try (Connection conn = hikariDataSource.getConnection();
Statement pstmt = conn.createStatement()) {
StringBuilder sb = new StringBuilder(1024 * 1024);
sb.setLength(0);
sb.append("DROP STABLE ");
sb.append(stableName);
sb.append(";");
try {
pstmt.executeUpdate(sb.toString());
} catch (Exception e) {
log.error("删除超级表失败：{},失败原因{}", sb.toString(), e);
}
}catch (Exception ignored){
}
}
// 遍历所有的物模型存入内存中
public void initIotModel(List<IotModelFieldVo> allIotModel, ConcurrentHashMap<String,Map<String, Object>> highIotFieldMap,ConcurrentHashMap<String,Map<String, Object>> lowIotFieldMap) {
public void initIotModel(List<IotModelFieldVo> allIotModel, ConcurrentHashMap<String, Map<String, Object>> highIotFieldMap, ConcurrentHashMap<String, Map<String, Object>> lowIotFieldMap) {
// 创建物模型超级表
try (Connection conn = hikariDataSource.getConnection();
Statement pstmt = conn.createStatement()) {
ListUtil.page(allIotModel, batchSize, list ->{
ListUtil.page(allIotModel, batchSize, list -> {
for (IotModelFieldVo info : list) {
StringBuilder sb = new StringBuilder(1024*1024);
StringBuilder sb = new StringBuilder(1024 * 1024);
sb.setLength(0);
Map<String, Object> map = highIotFieldMap.get(info.getIotModelCode());
Set<String> keySet = map.keySet();
if (keySet.size() != 0){
if (keySet.size() != 0) {
sb.append("CREATE STABLE IF NOT EXISTS ");
sb.append("h_").append(info.getIotModelCode());
sb.append(" (`updatetime` TIMESTAMP");
@ -81,7 +191,7 @@ public class TDEngineService {
for (String key : map.keySet()) {
sb.append(", ");
sb.append(key);
sb.append(" float");
sb.append(" "+map.get(key));
}
sb.append(") TAGS (`deviceid` BIGINT);");
try {
@ -94,10 +204,10 @@ public class TDEngineService {
}
for (IotModelFieldVo info : list) {
StringBuilder sb = new StringBuilder(1024*1024);
StringBuilder sb = new StringBuilder(1024 * 1024);
sb.setLength(0);
Map<String, Object> map = lowIotFieldMap.get(info.getIotModelCode());
if (map.keySet().size() != 0){
if (map.keySet().size() != 0) {
sb.append("CREATE STABLE IF NOT EXISTS ");
sb.append("l_").append(info.getIotModelCode());
sb.append(" (`updatetime` TIMESTAMP");
@ -105,7 +215,7 @@ public class TDEngineService {
for (String key : map.keySet()) {
sb.append(", ");
sb.append(key);
sb.append(" float");
sb.append(" "+map.get(key));
}
sb.append(") TAGS (`deviceid` BIGINT);");
try {
@ -125,16 +235,16 @@ public class TDEngineService {
@Async
public void updateYCHighValues(List<RTData> values, String iotModelCode) {
StringBuilder sb = new StringBuilder(1024*1024);
StringBuilder sb = new StringBuilder(1024 * 1024);
try (Connection conn = hikariDataSource.getConnection();
Statement pstmt = conn.createStatement()) {
ListUtil.page(values, batchSize, (list)->{
ListUtil.page(values, batchSize, (list) -> {
sb.setLength(0);
sb.append("insert into ");
for (RTData dv : list) {
sb.append("h");
sb.append(dv.getDeviceId());
sb.append(" using h_" );
sb.append(" using h_");
sb.append(iotModelCode);
sb.append(" tags (");
sb.append(dv.getDeviceId());
@ -163,16 +273,16 @@ public class TDEngineService {
@Async
public void updateYCLowValues(List<RTData> values, String iotModelCode) {
StringBuilder sb = new StringBuilder(1024*1024);
StringBuilder sb = new StringBuilder(1024 * 1024);
try (Connection conn = hikariDataSource.getConnection();
Statement pstmt = conn.createStatement()) {
ListUtil.page(values, batchSize, (list)->{
ListUtil.page(values, batchSize, (list) -> {
sb.setLength(0);
sb.append("insert into ");
for (RTData dv : list) {
sb.append("l");
sb.append(dv.getDeviceId());
sb.append(" using l_" );
sb.append(" using l_");
sb.append(iotModelCode);
sb.append(" tags (");
sb.append(dv.getDeviceId());
@ -201,16 +311,16 @@ public class TDEngineService {
@Async
public void updateStataValues(List<RTData> values, String iotModelCode) {
StringBuilder sb = new StringBuilder(1024*1024);
StringBuilder sb = new StringBuilder(1024 * 1024);
try (Connection conn = hikariDataSource.getConnection();
Statement pstmt = conn.createStatement()) {
ListUtil.page(values, batchSize, (list)->{
ListUtil.page(values, batchSize, (list) -> {
sb.setLength(0);
sb.append("insert into ");
for (RTData dv : list) {
sb.append("d");
sb.append(dv.getDeviceId());
sb.append(" using " );
sb.append(" using ");
sb.append(iotModelCode);
sb.append(" tags (");
sb.append(dv.getDeviceId());

12
das/src/main/java/com/das/modules/node/service/impl/DataServiceImpl.java
View File

@ -218,16 +218,16 @@ public class DataServiceImpl implements DataService {
String key = String.valueOf(item.getId());
iotModelMap.put(key, item.getIotModelCode());
List<SysIotModelField> allIotModelField = sysIotModelMapper.getAllIotModelField(item.getId());
List<String> LowModelFieldList = allIotModelField.stream().filter(field -> field.getHighSpeed() == 0).map(SysIotModelField::getAttributeCode).collect(Collectors.toList());
List<String> HighModelFieldList = allIotModelField.stream().filter(field -> field.getHighSpeed() == 1).map(SysIotModelField::getAttributeCode).collect(Collectors.toList());
Map<String,String> LowModelFieldList = allIotModelField.stream().filter(field -> field.getHighSpeed() == 0).collect(Collectors.toMap(SysIotModelField::getAttributeCode, SysIotModelField::getDataType, (value1, value2) -> value1));
Map<String,String> HighModelFieldList = allIotModelField.stream().filter(field -> field.getHighSpeed() == 1).collect(Collectors.toMap(SysIotModelField::getAttributeCode, SysIotModelField::getDataType, (value1, value2) -> value1));
Map<String, Object> map = new HashMap<>();
for (String field : HighModelFieldList) {
map.put(field, null);
for (String field : HighModelFieldList.keySet()) {
map.put(field, HighModelFieldList.get(field));
}
highIotFieldMap.put(item.getIotModelCode(), map);
Map<String, Object> lowMap = new HashMap<>();
for (String field : LowModelFieldList) {
lowMap.put(field, null);
for (String field : LowModelFieldList.keySet()) {
lowMap.put(field, LowModelFieldList.get(field));
}
lowIotFieldMap.put(item.getIotModelCode(), lowMap);
}

2
das/src/main/resources/mapper/SysIotModelMapper.xml
View File

@ -77,7 +77,7 @@
where se.id = #{id}
</select>
<select id="getAllIotModelField" resultType="com.das.modules.equipment.entity.SysIotModelField">
select simf.attribute_code as attributeCode,simf.highspeed as highSpeed from sys_iot_model_field simf where simf.iot_model_id = #{id} order by simf.attribute_code
select simf.attribute_code as attributeCode,simf.highspeed as highSpeed,simf.datatype as dataType from sys_iot_model_field simf where simf.iot_model_id = #{id} order by simf.attribute_code
</select>