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jipengfei-jpf
2023-07-08 19:02:53 +08:00
parent 4f5a58e77b
commit 8fd8d43758
11 changed files with 215 additions and 118 deletions
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55
chat2db-server/chat2db-spi/src/main/java/ai/chat2db/spi/sql/SQLExecutor.java
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@ -111,10 +111,10 @@ public class SQLExecutor {
executeResult.setHeaderList(headerList);
for (int i = 1; i <= col; i++) {
headerList.add(Header.builder()
.dataType(ai.chat2db.spi.util.JdbcUtils.resolveDataType(
resultSetMetaData.getColumnTypeName(i), resultSetMetaData.getColumnType(i)).getCode())
.name(resultSetMetaData.getColumnName(i))
.build());
.dataType(ai.chat2db.spi.util.JdbcUtils.resolveDataType(
resultSetMetaData.getColumnTypeName(i), resultSetMetaData.getColumnType(i)).getCode())
.name(resultSetMetaData.getColumnName(i))
.build());
}
// 获取数据信息
@ -152,7 +152,6 @@ public class SQLExecutor {
return execute(sql, getConnection());
}
/**
* 获取所有的数据库
*
@ -181,7 +180,7 @@ public class SQLExecutor {
*/
public List<Map<String, String>> schemas(String databaseName, String schemaName) {
List<Map<String, String>> schemaList = Lists.newArrayList();
if(StringUtils.isEmpty(databaseName) && StringUtils.isEmpty(schemaName)){
if (StringUtils.isEmpty(databaseName) && StringUtils.isEmpty(schemaName)) {
try (ResultSet resultSet = getConnection().getMetaData().getSchemas()) {
if (resultSet != null) {
while (resultSet.next()) {
@ -192,7 +191,7 @@ public class SQLExecutor {
}
}
} catch (SQLException e) {
throw new RuntimeException("Get schemas error",e);
throw new RuntimeException("Get schemas error", e);
}
return schemaList;
}
@ -206,7 +205,7 @@ public class SQLExecutor {
}
}
} catch (SQLException e) {
throw new RuntimeException("Get schemas error",e);
throw new RuntimeException("Get schemas error", e);
}
return schemaList;
}
@ -222,11 +221,16 @@ public class SQLExecutor {
*/
public List<Table> tables(String databaseName, String schemaName, String tableName, String types[]) {
List<Table> tables = Lists.newArrayList();
int n = 0;
try (ResultSet resultSet = getConnection().getMetaData().getTables(databaseName, schemaName, tableName,
types)) {
types)) {
if (resultSet != null) {
while (resultSet.next()) {
n++;
tables.add(buildTable(resultSet));
if (n >= 5000) {// 最多只取5000条
break;
}
}
}
} catch (SQLException e) {
@ -247,7 +251,7 @@ public class SQLExecutor {
public List<TableColumn> columns(String databaseName, String schemaName, String tableName, String columnName) {
List<TableColumn> tableColumns = Lists.newArrayList();
try (ResultSet resultSet = getConnection().getMetaData().getColumns(databaseName, schemaName, tableName,
columnName)) {
columnName)) {
if (resultSet != null) {
while (resultSet.next()) {
tableColumns.add(buildColumn(resultSet));
@ -269,8 +273,9 @@ public class SQLExecutor {
*/
public List<TableIndex> indexes(String databaseName, String schemaName, String tableName) {
List<TableIndex> tableIndices = Lists.newArrayList();
try (ResultSet resultSet = getConnection().getMetaData().getIndexInfo(databaseName, schemaName, tableName, false,
false)) {
try (ResultSet resultSet = getConnection().getMetaData().getIndexInfo(databaseName, schemaName, tableName,
false,
false)) {
List<TableIndexColumn> tableIndexColumns = Lists.newArrayList();
while (resultSet != null && resultSet.next()) {
@ -278,18 +283,18 @@ public class SQLExecutor {
}
tableIndexColumns.stream().filter(c -> c.getIndexName() != null).collect(
Collectors.groupingBy(TableIndexColumn::getIndexName)).entrySet()
.stream().forEach(entry -> {
TableIndex tableIndex = new TableIndex();
TableIndexColumn column = entry.getValue().get(0);
tableIndex.setName(entry.getKey());
tableIndex.setTableName(column.getTableName());
tableIndex.setSchemaName(column.getSchemaName());
tableIndex.setDatabaseName(column.getDatabaseName());
tableIndex.setUnique(!column.getNonUnique());
tableIndex.setColumnList(entry.getValue());
tableIndices.add(tableIndex);
});
Collectors.groupingBy(TableIndexColumn::getIndexName)).entrySet()
.stream().forEach(entry -> {
TableIndex tableIndex = new TableIndex();
TableIndexColumn column = entry.getValue().get(0);
tableIndex.setName(entry.getKey());
tableIndex.setTableName(column.getTableName());
tableIndex.setSchemaName(column.getSchemaName());
tableIndex.setDatabaseName(column.getDatabaseName());
tableIndex.setUnique(!column.getNonUnique());
tableIndex.setColumnList(entry.getValue());
tableIndices.add(tableIndex);
});
} catch (SQLException e) {
throw new RuntimeException(e);
}
@ -304,7 +309,7 @@ public class SQLExecutor {
* @return
*/
public List<ai.chat2db.spi.model.Function> functions(String databaseName,
String schemaName) {
String schemaName) {
List<ai.chat2db.spi.model.Function> functions = Lists.newArrayList();
try (ResultSet resultSet = getConnection().getMetaData().getFunctions(databaseName, schemaName, null);) {
while (resultSet != null && resultSet.next()) {