☕ 🗄️ Database Overview in TuskLang Java
🗄️ Database Overview in TuskLang Java
"We don't bow to any king" - Master databases like a Java architect
TuskLang Java provides comprehensive database integration capabilities that work seamlessly with Spring Boot, JPA, and modern Java patterns. From connection management to multi-database support, we'll show you how to build robust, scalable database systems.
🎯 Overview
Database integration in TuskLang Java combines the power of Java database technologies with TuskLang's configuration system. From JPA/Hibernate to Spring Data JPA, we'll show you how to build enterprise-grade database solutions.
🔧 Core Database Features
1. Multi-Database Support
import org.tusklang.java.TuskLang;
import org.tusklang.java.database.TuskDatabaseManager;
import javax.sql.DataSource;
import java.util.Map;
import java.util.List;public class MultiDatabaseExample {
public static void main(String[] args) {
TuskLang parser = new TuskLang();
String tskContent = """
[database_overview]
# Database Overview Configuration
enable_multi_database: true
enable_connection_pooling: true
enable_transaction_management: true
[database_config]
# Database configuration
default_database: "primary"
enable_failover: true
enable_read_replicas: true
[primary_database]
# Primary database configuration
name: "primary"
type: "postgresql"
host: "localhost"
port: 5432
database: "tusklang_app"
username: "postgres"
password: @env("DB_PASSWORD")
connection_pool: {
max_connections: 20
min_connections: 5
connection_timeout: 30000
idle_timeout: 600000
max_lifetime: 1800000
}
[secondary_database]
# Secondary database configuration
name: "secondary"
type: "mysql"
host: "localhost"
port: 3306
database: "tusklang_analytics"
username: "root"
password: @env("MYSQL_PASSWORD")
connection_pool: {
max_connections: 10
min_connections: 2
connection_timeout: 30000
idle_timeout: 600000
max_lifetime: 1800000
}
[cache_database]
# Cache database configuration
name: "cache"
type: "redis"
host: "localhost"
port: 6379
database: 0
password: @env("REDIS_PASSWORD")
connection_pool: {
max_connections: 50
min_connections: 10
connection_timeout: 5000
idle_timeout: 300000
max_lifetime: 900000
}
[database_methods]
# Database management methods
create_database_connection: """
function createDatabaseConnection(databaseConfig) {
let dataSource;
switch (databaseConfig.type) {
case 'postgresql':
dataSource = new PostgreSQLDataSource();
dataSource.setServerName(databaseConfig.host);
dataSource.setPortNumber(databaseConfig.port);
dataSource.setDatabaseName(databaseConfig.database);
dataSource.setUser(databaseConfig.username);
dataSource.setPassword(databaseConfig.password);
break;
case 'mysql':
dataSource = new MySQLDataSource();
dataSource.setServerName(databaseConfig.host);
dataSource.setPort(databaseConfig.port);
dataSource.setDatabaseName(databaseConfig.database);
dataSource.setUser(databaseConfig.username);
dataSource.setPassword(databaseConfig.password);
break;
case 'redis':
dataSource = new RedisDataSource();
dataSource.setHost(databaseConfig.host);
dataSource.setPort(databaseConfig.port);
dataSource.setDatabase(databaseConfig.database);
if (databaseConfig.password) {
dataSource.setPassword(databaseConfig.password);
}
break;
default:
throw new Error("Unsupported database type: " + databaseConfig.type);
}
// Configure connection pool
if (databaseConfig.connection_pool) {
configureConnectionPool(dataSource, databaseConfig.connection_pool);
}
return dataSource;
}
"""
configure_connection_pool: """
function configureConnectionPool(dataSource, poolConfig) {
if (dataSource instanceof HikariDataSource) {
dataSource.setMaximumPoolSize(poolConfig.max_connections);
dataSource.setMinimumIdle(poolConfig.min_connections);
dataSource.setConnectionTimeout(poolConfig.connection_timeout);
dataSource.setIdleTimeout(poolConfig.idle_timeout);
dataSource.setMaxLifetime(poolConfig.max_lifetime);
}
}
"""
test_database_connection: """
function testDatabaseConnection(dataSource) {
try {
let connection = dataSource.getConnection();
let isValid = connection.isValid(5);
connection.close();
return {
success: true,
valid: isValid,
message: "Connection test successful"
};
} catch (error) {
return {
success: false,
valid: false,
message: "Connection test failed: " + error.message
};
}
}
"""
get_database_info: """
function getDatabaseInfo(dataSource) {
try {
let connection = dataSource.getConnection();
let metaData = connection.getMetaData();
let info = {
database_product_name: metaData.getDatabaseProductName(),
database_product_version: metaData.getDatabaseProductVersion(),
driver_name: metaData.getDriverName(),
driver_version: metaData.getDriverVersion(),
url: metaData.getURL(),
username: metaData.getUserName()
};
connection.close();
return info;
} catch (error) {
return {
error: error.message
};
}
}
"""
""";
Map<String, Object> config = parser.parse(tskContent);
// Initialize database manager
TuskDatabaseManager databaseManager = new TuskDatabaseManager();
databaseManager.configure(config);
// Create database connections
DataSource primaryDataSource = databaseManager.createDatabaseConnection("database_methods",
"create_database_connection", config.get("primary_database"));
DataSource secondaryDataSource = databaseManager.createDatabaseConnection("database_methods",
"create_database_connection", config.get("secondary_database"));
DataSource cacheDataSource = databaseManager.createDatabaseConnection("database_methods",
"create_database_connection", config.get("cache_database"));
// Test database connections
Map<String, Object> primaryTest = databaseManager.testDatabaseConnection("database_methods",
"test_database_connection", primaryDataSource);
Map<String, Object> secondaryTest = databaseManager.testDatabaseConnection("database_methods",
"test_database_connection", secondaryDataSource);
Map<String, Object> cacheTest = databaseManager.testDatabaseConnection("database_methods",
"test_database_connection", cacheDataSource);
// Get database information
Map<String, Object> primaryInfo = databaseManager.getDatabaseInfo("database_methods",
"get_database_info", primaryDataSource);
Map<String, Object> secondaryInfo = databaseManager.getDatabaseInfo("database_methods",
"get_database_info", secondaryDataSource);
System.out.println("Database Connections:");
System.out.println("Primary: " + (primaryTest.get("success") ? "Connected" : "Failed"));
System.out.println("Secondary: " + (secondaryTest.get("success") ? "Connected" : "Failed"));
System.out.println("Cache: " + (cacheTest.get("success") ? "Connected" : "Failed"));
System.out.println("Database Information:");
System.out.println("Primary: " + primaryInfo.get("database_product_name") + " " + primaryInfo.get("database_product_version"));
System.out.println("Secondary: " + secondaryInfo.get("database_product_name") + " " + secondaryInfo.get("database_product_version"));
}
}
2. Spring Boot Database Integration
import org.tusklang.java.TuskLang;
import org.tusklang.java.database.TuskSpringDatabaseManager;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import javax.sql.DataSource;
import java.util.Map;@SpringBootApplication
@Configuration
public class SpringDatabaseExample {
public static void main(String[] args) {
TuskLang parser = new TuskLang();
String tskContent = """
[spring_database]
# Spring Boot Database Configuration
enable_spring_integration: true
enable_auto_configuration: true
enable_jpa_support: true
[spring_database_config]
# Spring database configuration
primary: {
datasource_url: "jdbc:postgresql://localhost:5432/tusklang_app"
datasource_username: "postgres"
datasource_password: @env("DB_PASSWORD")
jpa_hibernate_ddl_auto: "update"
jpa_show_sql: true
jpa_properties_hibernate_dialect: "org.hibernate.dialect.PostgreSQLDialect"
jpa_properties_hibernate_format_sql: true
}
secondary: {
datasource_url: "jdbc:mysql://localhost:3306/tusklang_analytics"
datasource_username: "root"
datasource_password: @env("MYSQL_PASSWORD")
jpa_hibernate_ddl_auto: "validate"
jpa_show_sql: false
jpa_properties_hibernate_dialect: "org.hibernate.dialect.MySQLDialect"
}
[spring_database_methods]
# Spring database methods
configure_spring_datasource: """
function configureSpringDataSource(databaseConfig) {
let dataSource = new HikariDataSource();
dataSource.setJdbcUrl(databaseConfig.datasource_url);
dataSource.setUsername(databaseConfig.datasource_username);
dataSource.setPassword(databaseConfig.datasource_password);
// Configure HikariCP
dataSource.setMaximumPoolSize(20);
dataSource.setMinimumIdle(5);
dataSource.setConnectionTimeout(30000);
dataSource.setIdleTimeout(600000);
dataSource.setMaxLifetime(1800000);
return dataSource;
}
"""
configure_jpa_properties: """
function configureJPAProperties(databaseConfig) {
let properties = new Properties();
properties.setProperty("hibernate.dialect", databaseConfig.jpa_properties_hibernate_dialect);
properties.setProperty("hibernate.hbm2ddl.auto", databaseConfig.jpa_hibernate_ddl_auto);
properties.setProperty("hibernate.show_sql", databaseConfig.jpa_show_sql.toString());
properties.setProperty("hibernate.format_sql", databaseConfig.jpa_properties_hibernate_format_sql.toString());
// Additional JPA properties
properties.setProperty("hibernate.jdbc.batch_size", "20");
properties.setProperty("hibernate.order_inserts", "true");
properties.setProperty("hibernate.order_updates", "true");
properties.setProperty("hibernate.jdbc.batch_versioned_data", "true");
return properties;
}
"""
create_entity_manager_factory: """
function createEntityManagerFactory(dataSource, jpaProperties, packagesToScan) {
let factory = new LocalContainerEntityManagerFactoryBean();
factory.setDataSource(dataSource);
factory.setPackagesToScan(packagesToScan);
factory.setJpaProperties(jpaProperties);
let vendorAdapter = new HibernateJpaVendorAdapter();
factory.setJpaVendorAdapter(vendorAdapter);
factory.afterPropertiesSet();
return factory.getObject();
}
"""
""";
Map<String, Object> config = parser.parse(tskContent);
// Initialize Spring database manager
TuskSpringDatabaseManager springDatabaseManager = new TuskSpringDatabaseManager();
springDatabaseManager.configure(config);
// Configure Spring data sources
DataSource primaryDataSource = springDatabaseManager.configureSpringDataSource("spring_database_methods",
"configure_spring_datasource", config.get("spring_database_config.primary"));
DataSource secondaryDataSource = springDatabaseManager.configureSpringDataSource("spring_database_methods",
"configure_spring_datasource", config.get("spring_database_config.secondary"));
// Configure JPA properties
Map<String, Object> primaryJpaProperties = springDatabaseManager.configureJPAProperties("spring_database_methods",
"configure_jpa_properties", config.get("spring_database_config.primary"));
Map<String, Object> secondaryJpaProperties = springDatabaseManager.configureJPAProperties("spring_database_methods",
"configure_jpa_properties", config.get("spring_database_config.secondary"));
// Create entity manager factories
Object primaryEntityManagerFactory = springDatabaseManager.createEntityManagerFactory("spring_database_methods",
"create_entity_manager_factory", Map.of(
"dataSource", primaryDataSource,
"jpaProperties", primaryJpaProperties,
"packagesToScan", "com.example.primary"
));
Object secondaryEntityManagerFactory = springDatabaseManager.createEntityManagerFactory("spring_database_methods",
"create_entity_manager_factory", Map.of(
"dataSource", secondaryDataSource,
"jpaProperties", secondaryJpaProperties,
"packagesToScan", "com.example.secondary"
));
System.out.println("Spring Database Configuration:");
System.out.println("Primary DataSource: " + (primaryDataSource != null ? "Configured" : "Failed"));
System.out.println("Secondary DataSource: " + (secondaryDataSource != null ? "Configured" : "Failed"));
System.out.println("Primary EntityManagerFactory: " + (primaryEntityManagerFactory != null ? "Created" : "Failed"));
System.out.println("Secondary EntityManagerFactory: " + (secondaryEntityManagerFactory != null ? "Created" : "Failed"));
}
}
3. Database Schema Management
import org.tusklang.java.TuskLang;
import org.tusklang.java.database.TuskSchemaManager;
import java.util.Map;
import java.util.List;public class SchemaManagementExample {
public static void main(String[] args) {
TuskLang parser = new TuskLang();
String tskContent = """
[schema_management]
# Database Schema Management Configuration
enable_schema_generation: true
enable_schema_validation: true
enable_schema_migration: true
[schema_config]
# Schema configuration
auto_create_schema: true
auto_update_schema: true
validate_schema: true
[user_schema]
# User table schema
table_name: "users"
columns: {
id: {
type: "BIGINT"
primary_key: true
auto_increment: true
nullable: false
}
name: {
type: "VARCHAR(255)"
nullable: false
}
email: {
type: "VARCHAR(255)"
nullable: false
unique: true
}
password_hash: {
type: "VARCHAR(255)"
nullable: false
}
is_active: {
type: "BOOLEAN"
nullable: false
default_value: true
}
created_at: {
type: "TIMESTAMP"
nullable: false
default_value: "CURRENT_TIMESTAMP"
}
updated_at: {
type: "TIMESTAMP"
nullable: true
default_value: "CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP"
}
}
indexes: [
{
name: "idx_users_email"
columns: ["email"]
unique: true
},
{
name: "idx_users_active"
columns: ["is_active"]
},
{
name: "idx_users_created_at"
columns: ["created_at"]
}
]
[order_schema]
# Order table schema
table_name: "orders"
columns: {
id: {
type: "BIGINT"
primary_key: true
auto_increment: true
nullable: false
}
user_id: {
type: "BIGINT"
nullable: false
foreign_key: {
table: "users"
column: "id"
on_delete: "CASCADE"
}
}
order_number: {
type: "VARCHAR(50)"
nullable: false
unique: true
}
total_amount: {
type: "DECIMAL(10,2)"
nullable: false
}
status: {
type: "VARCHAR(50)"
nullable: false
default_value: "PENDING"
}
created_at: {
type: "TIMESTAMP"
nullable: false
default_value: "CURRENT_TIMESTAMP"
}
updated_at: {
type: "TIMESTAMP"
nullable: true
default_value: "CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP"
}
}
indexes: [
{
name: "idx_orders_user_id"
columns: ["user_id"]
},
{
name: "idx_orders_order_number"
columns: ["order_number"]
unique: true
},
{
name: "idx_orders_status"
columns: ["status"]
},
{
name: "idx_orders_created_at"
columns: ["created_at"]
}
]
[schema_methods]
# Schema management methods
create_table_schema: """
function createTableSchema(connection, tableSchema) {
let sql = "CREATE TABLE IF NOT EXISTS " + tableSchema.table_name + " (";
let columns = [];
for (let columnName in tableSchema.columns) {
let column = tableSchema.columns[columnName];
let columnDef = columnName + " " + column.type;
if (column.primary_key) {
columnDef += " PRIMARY KEY";
}
if (column.auto_increment) {
columnDef += " AUTO_INCREMENT";
}
if (!column.nullable) {
columnDef += " NOT NULL";
}
if (column.default_value) {
columnDef += " DEFAULT " + column.default_value;
}
columns.push(columnDef);
}
sql += columns.join(", ") + ")";
let statement = connection.createStatement();
statement.execute(sql);
statement.close();
return "Table " + tableSchema.table_name + " created successfully";
}
"""
create_indexes: """
function createIndexes(connection, tableSchema) {
if (!tableSchema.indexes) return "No indexes defined";
for (let index of tableSchema.indexes) {
let sql = "CREATE ";
if (index.unique) {
sql += "UNIQUE ";
}
sql += "INDEX " + index.name + " ON " + tableSchema.table_name + " (";
sql += index.columns.join(", ") + ")";
let statement = connection.createStatement();
statement.execute(sql);
statement.close();
}
return "Indexes created for table " + tableSchema.table_name;
}
"""
validate_schema: """
function validateSchema(connection, tableSchema) {
let validationResults = [];
// Check if table exists
let tableExists = false;
let metaData = connection.getMetaData();
let tables = metaData.getTables(null, null, tableSchema.table_name, null);
if (tables.next()) {
tableExists = true;
validationResults.push("Table " + tableSchema.table_name + " exists");
// Check columns
let columns = metaData.getColumns(null, null, tableSchema.table_name, null);
let existingColumns = [];
while (columns.next()) {
existingColumns.push(columns.getString("COLUMN_NAME"));
}
for (let expectedColumn in tableSchema.columns) {
if (existingColumns.includes(expectedColumn)) {
validationResults.push("Column " + expectedColumn + " exists");
} else {
validationResults.push("Column " + expectedColumn + " missing");
}
}
// Check indexes
let indexes = metaData.getIndexInfo(null, null, tableSchema.table_name, false, false);
let existingIndexes = [];
while (indexes.next()) {
existingIndexes.push(indexes.getString("INDEX_NAME"));
}
if (tableSchema.indexes) {
for (let expectedIndex of tableSchema.indexes) {
if (existingIndexes.includes(expectedIndex.name)) {
validationResults.push("Index " + expectedIndex.name + " exists");
} else {
validationResults.push("Index " + expectedIndex.name + " missing");
}
}
}
} else {
validationResults.push("Table " + tableSchema.table_name + " does not exist");
}
return validationResults;
}
"""
generate_schema_ddl: """
function generateSchemaDDL(tableSchema) {
let ddl = [];
// Table creation
let createTable = "CREATE TABLE " + tableSchema.table_name + " (";
let columns = [];
for (let columnName in tableSchema.columns) {
let column = tableSchema.columns[columnName];
let columnDef = columnName + " " + column.type;
if (column.primary_key) {
columnDef += " PRIMARY KEY";
}
if (column.auto_increment) {
columnDef += " AUTO_INCREMENT";
}
if (!column.nullable) {
columnDef += " NOT NULL";
}
if (column.default_value) {
columnDef += " DEFAULT " + column.default_value;
}
columns.push(columnDef);
}
createTable += columns.join(", ") + ");";
ddl.push(createTable);
// Index creation
if (tableSchema.indexes) {
for (let index of tableSchema.indexes) {
let createIndex = "CREATE ";
if (index.unique) {
createIndex += "UNIQUE ";
}
createIndex += "INDEX " + index.name + " ON " + tableSchema.table_name + " (";
createIndex += index.columns.join(", ") + ");";
ddl.push(createIndex);
}
}
return ddl;
}
"""
""";
Map<String, Object> config = parser.parse(tskContent);
// Initialize schema manager
TuskSchemaManager schemaManager = new TuskSchemaManager();
schemaManager.configure(config);
// Create table schemas
String userTableResult = schemaManager.createTableSchema("schema_methods",
"create_table_schema", config.get("user_schema"));
String orderTableResult = schemaManager.createTableSchema("schema_methods",
"create_table_schema", config.get("order_schema"));
// Create indexes
String userIndexesResult = schemaManager.createIndexes("schema_methods",
"create_indexes", config.get("user_schema"));
String orderIndexesResult = schemaManager.createIndexes("schema_methods",
"create_indexes", config.get("order_schema"));
// Validate schemas
List<String> userValidation = schemaManager.validateSchema("schema_methods",
"validate_schema", config.get("user_schema"));
List<String> orderValidation = schemaManager.validateSchema("schema_methods",
"validate_schema", config.get("order_schema"));
// Generate DDL
List<String> userDDL = schemaManager.generateSchemaDDL("schema_methods",
"generate_schema_ddl", config.get("user_schema"));
List<String> orderDDL = schemaManager.generateSchemaDDL("schema_methods",
"generate_schema_ddl", config.get("order_schema"));
System.out.println("Schema Management Results:");
System.out.println("User table: " + userTableResult);
System.out.println("Order table: " + orderTableResult);
System.out.println("User indexes: " + userIndexesResult);
System.out.println("Order indexes: " + orderIndexesResult);
System.out.println("Schema Validation:");
System.out.println("User table validation: " + userValidation.size() + " checks");
System.out.println("Order table validation: " + orderValidation.size() + " checks");
System.out.println("Generated DDL:");
System.out.println("User table DDL: " + userDDL.size() + " statements");
System.out.println("Order table DDL: " + orderDDL.size() + " statements");
}
}
4. Database Monitoring and Health Checks
import org.tusklang.java.TuskLang;
import org.tusklang.java.database.TuskDatabaseMonitor;
import java.util.Map;
import java.util.List;public class DatabaseMonitoringExample {
public static void main(String[] args) {
TuskLang parser = new TuskLang();
String tskContent = """
[database_monitoring]
# Database Monitoring Configuration
enable_health_checks: true
enable_performance_monitoring: true
enable_connection_monitoring: true
[monitoring_config]
# Monitoring configuration
health_check_interval: "30s"
performance_check_interval: "5m"
connection_check_interval: "1m"
[health_checks]
# Database health checks
connection_health_check: {
name: "Database Connection"
description: "Check if database connection is alive"
timeout: "5s"
critical: true
}
query_health_check: {
name: "Database Query"
description: "Check if database can execute queries"
timeout: "10s"
critical: true
}
performance_health_check: {
name: "Database Performance"
description: "Check database performance metrics"
timeout: "30s"
critical: false
}
[monitoring_methods]
# Database monitoring methods
perform_health_check: """
function performHealthCheck(dataSource, checkType) {
let startTime = System.currentTimeMillis();
let result = {
check_type: checkType,
timestamp: new Date(),
success: false,
duration: 0,
error: null
};
try {
let connection = dataSource.getConnection();
switch (checkType) {
case 'connection':
result.success = connection.isValid(5);
break;
case 'query':
let statement = connection.createStatement();
statement.execute("SELECT 1");
statement.close();
result.success = true;
break;
case 'performance':
let performanceMetrics = getPerformanceMetrics(connection);
result.success = performanceMetrics.healthy;
result.metrics = performanceMetrics;
break;
default:
throw new Error("Unknown health check type: " + checkType);
}
connection.close();
} catch (error) {
result.error = error.message;
result.success = false;
}
result.duration = System.currentTimeMillis() - startTime;
return result;
}
"""
get_performance_metrics: """
function getPerformanceMetrics(connection) {
let metrics = {};
try {
// Get connection pool metrics
if (connection.getMetaData().getDatabaseProductName().toLowerCase().includes("postgresql")) {
let statement = connection.createStatement();
let resultSet = statement.executeQuery("""
SELECT
count(*) as active_connections,
max_conn as max_connections,
used as used_connections
FROM pg_stat_database
WHERE datname = current_database()
""");
if (resultSet.next()) {
metrics.active_connections = resultSet.getInt("active_connections");
metrics.max_connections = resultSet.getInt("max_connections");
metrics.used_connections = resultSet.getInt("used_connections");
}
resultSet.close();
statement.close();
}
// Calculate health score
let healthScore = 100;
if (metrics.used_connections > metrics.max_connections * 0.8) {
healthScore -= 20;
}
metrics.healthy = healthScore >= 80;
metrics.health_score = healthScore;
} catch (error) {
metrics.healthy = false;
metrics.error = error.message;
}
return metrics;
}
"""
monitor_connections: """
function monitorConnections(dataSource) {
let connectionInfo = {};
try {
let metaData = dataSource.getConnection().getMetaData();
connectionInfo.database_name = metaData.getDatabaseProductName();
connectionInfo.database_version = metaData.getDatabaseProductVersion();
connectionInfo.driver_name = metaData.getDriverName();
connectionInfo.driver_version = metaData.getDriverVersion();
connectionInfo.url = metaData.getURL();
connectionInfo.username = metaData.getUserName();
// Get connection pool info if available
if (dataSource instanceof HikariDataSource) {
connectionInfo.pool_name = dataSource.getPoolName();
connectionInfo.active_connections = dataSource.getHikariPoolMXBean().getActiveConnections();
connectionInfo.idle_connections = dataSource.getHikariPoolMXBean().getIdleConnections();
connectionInfo.total_connections = dataSource.getHikariPoolMXBean().getTotalConnections();
}
} catch (error) {
connectionInfo.error = error.message;
}
return connectionInfo;
}
"""
generate_monitoring_report: """
function generateMonitoringReport(healthChecks, performanceMetrics, connectionInfo) {
let report = {
timestamp: new Date(),
summary: {
total_checks: healthChecks.length,
successful_checks: healthChecks.filter(check => check.success).length,
failed_checks: healthChecks.filter(check => !check.success).length,
overall_health: "healthy"
},
health_checks: healthChecks,
performance_metrics: performanceMetrics,
connection_info: connectionInfo
};
// Determine overall health
let failedCriticalChecks = healthChecks.filter(check =>
!check.success && check.critical
).length;
if (failedCriticalChecks > 0) {
report.summary.overall_health = "critical";
} else if (report.summary.failed_checks > 0) {
report.summary.overall_health = "warning";
}
return report;
}
"""
""";
Map<String, Object> config = parser.parse(tskContent);
// Initialize database monitor
TuskDatabaseMonitor databaseMonitor = new TuskDatabaseMonitor();
databaseMonitor.configure(config);
// Perform health checks
DataSource dataSource = getDataSource(); // Get your data source
Map<String, Object> connectionHealth = databaseMonitor.performHealthCheck("monitoring_methods",
"perform_health_check", Map.of("dataSource", dataSource, "checkType", "connection"));
Map<String, Object> queryHealth = databaseMonitor.performHealthCheck("monitoring_methods",
"perform_health_check", Map.of("dataSource", dataSource, "checkType", "query"));
Map<String, Object> performanceHealth = databaseMonitor.performHealthCheck("monitoring_methods",
"perform_health_check", Map.of("dataSource", dataSource, "checkType", "performance"));
// Monitor connections
Map<String, Object> connectionInfo = databaseMonitor.monitorConnections("monitoring_methods",
"monitor_connections", dataSource);
// Generate monitoring report
List<Map<String, Object>> healthChecks = List.of(connectionHealth, queryHealth, performanceHealth);
Map<String, Object> monitoringReport = databaseMonitor.generateMonitoringReport("monitoring_methods",
"generate_monitoring_report", Map.of(
"healthChecks", healthChecks,
"performanceMetrics", performanceHealth.get("metrics"),
"connectionInfo", connectionInfo
));
System.out.println("Database Monitoring Results:");
System.out.println("Connection health: " + (connectionHealth.get("success") ? "Healthy" : "Failed"));
System.out.println("Query health: " + (queryHealth.get("success") ? "Healthy" : "Failed"));
System.out.println("Performance health: " + (performanceHealth.get("success") ? "Healthy" : "Failed"));
System.out.println("Connection Info:");
System.out.println("Database: " + connectionInfo.get("database_name") + " " + connectionInfo.get("database_version"));
System.out.println("Driver: " + connectionInfo.get("driver_name") + " " + connectionInfo.get("driver_version"));
System.out.println("Monitoring Report:");
System.out.println("Overall health: " + monitoringReport.get("summary.overall_health"));
System.out.println("Total checks: " + monitoringReport.get("summary.total_checks"));
System.out.println("Successful: " + monitoringReport.get("summary.successful_checks"));
System.out.println("Failed: " + monitoringReport.get("summary.failed_checks"));
}
private static DataSource getDataSource() {
// Return your configured data source
return null; // Replace with actual data source
}
}
🔧 Spring Boot Integration
1. Spring Boot Configuration
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.tusklang.java.TuskLang;
import org.tusklang.java.spring.TuskDatabaseConfig;@SpringBootApplication
@Configuration
public class DatabaseApplication {
@Bean
public TuskDatabaseConfig tuskDatabaseConfig() {
TuskLang parser = new TuskLang();
return parser.parseFile("database.tsk", TuskDatabaseConfig.class);
}
public static void main(String[] args) {
SpringApplication.run(DatabaseApplication.class, args);
}
}
@TuskConfig
public class TuskDatabaseConfig {
private MultiDatabaseConfig multiDatabase;
private SpringDatabaseConfig springDatabase;
private SchemaManagementConfig schemaManagement;
private DatabaseMonitoringConfig databaseMonitoring;
// Getters and setters
public MultiDatabaseConfig getMultiDatabase() { return multiDatabase; }
public void setMultiDatabase(MultiDatabaseConfig multiDatabase) { this.multiDatabase = multiDatabase; }
public SpringDatabaseConfig getSpringDatabase() { return springDatabase; }
public void setSpringDatabase(SpringDatabaseConfig springDatabase) { this.springDatabase = springDatabase; }
public SchemaManagementConfig getSchemaManagement() { return schemaManagement; }
public void setSchemaManagement(SchemaManagementConfig schemaManagement) { this.schemaManagement = schemaManagement; }
public DatabaseMonitoringConfig getDatabaseMonitoring() { return databaseMonitoring; }
public void setDatabaseMonitoring(DatabaseMonitoringConfig databaseMonitoring) { this.databaseMonitoring = databaseMonitoring; }
}
🎯 Best Practices
1. Database Design Patterns
// ✅ Use appropriate database types
- PostgreSQL: For complex queries and ACID compliance
- MySQL: For web applications and read-heavy workloads
- Redis: For caching and session storage
- MongoDB: For document-based data// ✅ Implement proper connection management
- Use connection pooling
- Configure appropriate pool sizes
- Monitor connection usage
- Handle connection failures
// ✅ Use transaction management
- Use appropriate isolation levels
- Implement proper rollback mechanisms
- Monitor transaction performance
- Handle deadlocks
// ✅ Implement proper error handling
- Handle database exceptions
- Implement retry mechanisms
- Log database errors
- Provide meaningful error messages
2. Performance Optimization
// 1. Connection Management
- Use connection pooling
- Configure appropriate pool sizes
- Monitor connection usage
- Handle connection failures// 2. Query Optimization
- Use appropriate indexes
- Optimize SQL queries
- Use batch operations
- Monitor query performance
// 3. Schema Design
- Normalize appropriately
- Use appropriate data types
- Create necessary indexes
- Monitor schema performance
// 4. Monitoring and Alerting
- Monitor database health
- Track performance metrics
- Set up alerts for issues
- Maintain monitoring dashboards
🚀 Summary
TuskLang Java database overview provides:
- Multi-Database Support: Support for multiple database types and connections - Spring Boot Integration: Native Spring Boot database configuration - Schema Management: Comprehensive database schema management - Database Monitoring: Health checks and performance monitoring - Spring Boot Integration: Native Spring Boot configuration support
With these database features, your Java applications will achieve enterprise-grade database integration while maintaining the flexibility and power of TuskLang configuration.
"We don't bow to any king" - Master databases like a Java architect with TuskLang!