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Merged
Chat2DB-Pro merged 5 commits into from
Oct 28, 2024
Merged

Update and delete operations of procedures and functions #1485

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052a36b
Update and delete operations of procedures
miahemu Jul 30, 2024
89e2eb3
Delete operations of functions
miahemu Aug 3, 2024
dc3905b
Merge branch 'chat2db:dev' into dev
miahemu Aug 13, 2024
8010dff
Merge branch 'chat2db:dev' into dev
miahemu Aug 14, 2024
7712d0d
Merge branch 'CodePhiliaX:dev' into dev
miahemu Oct 15, 2024
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55 changes: 53 additions & 2 deletions ...b-server/chat2db-plugins/chat2db-db2/src/main/java/ai/chat2db/plugin/db2/DB2DBManage.java
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Original file line number Diff line number Diff line change
Expand Up @@ -4,6 +4,7 @@
import ai.chat2db.spi.DBManage;
import ai.chat2db.spi.jdbc.DefaultDBManage;
import ai.chat2db.spi.model.AsyncContext;
import ai.chat2db.spi.model.Procedure;
import ai.chat2db.spi.sql.Chat2DBContext;
import ai.chat2db.spi.sql.ConnectInfo;
import ai.chat2db.spi.sql.SQLExecutor;
Expand All @@ -18,6 +19,10 @@
@Slf4j
public class DB2DBManage extends DefaultDBManage implements DBManage {

private static String PROCEDURE_SQL = "SELECT COUNT(*) AS procedure_count\n" +
"FROM SYSCAT.PROCEDURES\n" +
"WHERE PROCNAME = '%s';";

@Override
public void exportDatabase(Connection connection, String databaseName, String schemaName, AsyncContext asyncContext) throws SQLException {
exportTables(connection, databaseName, schemaName, asyncContext);
Expand Down Expand Up @@ -92,6 +97,44 @@ private void exportTriggers(Connection connection, String schemaName, AsyncConte
}
}

@Override
public void updateProcedure(Connection connection, String databaseName, String schemaName, Procedure procedure) throws SQLException {
try {
connection.setAutoCommit(false);
String procedureBody = procedure.getProcedureBody();
boolean isCreateOrReplace = procedureBody.trim().toUpperCase().startsWith("CREATE OR REPLACE ");

if (procedureBody == null || !procedureBody.trim().toUpperCase().startsWith("CREATE")) {
throw new IllegalArgumentException("No CREATE statement found.");
}

String procedureNewName = getSchemaOrProcedureName(procedureBody, schemaName, procedure);
if (!procedureNewName.equals(procedure.getProcedureName())) {
procedureBody = procedureBody.replace(procedure.getProcedureName(), procedureNewName);
}
String checkProcedureSQL = String.format(PROCEDURE_SQL, procedure.getProcedureName().toUpperCase());
String finalProcedureBody = procedureBody;
SQLExecutor.getInstance().execute(connection, checkProcedureSQL, resultSet -> {
if (resultSet.next()) {
int count = resultSet.getInt(1);
if (count >= 1) {
if (isCreateOrReplace) {
SQLExecutor.getInstance().execute(connection, finalProcedureBody, resultSet2 -> {});
} else {
throw new SQLException("Procedure with the same name already exists.");
}
}
}
});
SQLExecutor.getInstance().execute(connection, finalProcedureBody, resultSet -> {});
} catch (Exception e) {
connection.rollback();
throw new RuntimeException(e);
} finally {
connection.setAutoCommit(true);
}
}

@Override
public void connectDatabase(Connection connection, String database) {
ConnectInfo connectInfo = Chat2DBContext.getConnectInfo();
Expand All @@ -113,12 +156,20 @@ public void dropTable(Connection connection, String databaseName, String schemaN
}

@Override
public void copyTable(Connection connection, String databaseName, String schemaName, String tableName, String newTableName,boolean copyData) throws SQLException {
public void copyTable(Connection connection, String databaseName, String schemaName, String tableName, String newTableName, boolean copyData) throws SQLException {
String sql = "CREATE TABLE " + newTableName + " LIKE " + tableName + " INCLUDING INDEXES";
SQLExecutor.getInstance().execute(connection, sql, resultSet -> null);
if(copyData){
if (copyData) {
sql = "INSERT INTO " + newTableName + " SELECT * FROM " + tableName;
SQLExecutor.getInstance().execute(connection, sql, resultSet -> null);
}
}

private static String getSchemaOrProcedureName(String procedureBody, String schemaName, Procedure procedure) {
if (procedureBody.toLowerCase().contains(schemaName.toLowerCase())) {
return procedure.getProcedureName();
} else {
return schemaName + "." + procedure.getProcedureName();
}
}
}
65 changes: 59 additions & 6 deletions chat2db-server/chat2db-plugins/chat2db-dm/src/main/java/ai/chat2db/plugin/dm/DMDBManage.java
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Original file line number Diff line number Diff line change
Expand Up @@ -3,6 +3,7 @@
import ai.chat2db.spi.DBManage;
import ai.chat2db.spi.jdbc.DefaultDBManage;
import ai.chat2db.spi.model.AsyncContext;
import ai.chat2db.spi.model.Procedure;
import ai.chat2db.spi.sql.Chat2DBContext;
import ai.chat2db.spi.sql.ConnectInfo;
import ai.chat2db.spi.sql.SQLExecutor;
Expand All @@ -29,6 +30,12 @@ private String format(String tableName) {
= "SELECT OWNER, TRIGGER_NAME, TABLE_OWNER, TABLE_NAME, TRIGGERING_TYPE, TRIGGERING_EVENT, STATUS, TRIGGER_BODY "
+ "FROM ALL_TRIGGERS WHERE OWNER = '%s' AND TRIGGER_NAME = '%s'";

private static String PROCEDURE_SQL = "SELECT COUNT(*)\n" +
"FROM DBA_OBJECTS\n" +
"WHERE OBJECT_TYPE = 'PROCEDURE' \n" +
"AND OWNER = '%s' \n" +
"AND OBJECT_NAME = '%s'";

@Override
public void exportDatabase(Connection connection, String databaseName, String schemaName, AsyncContext asyncContext) throws SQLException {
exportTables(connection, databaseName, schemaName, asyncContext);
Expand All @@ -50,11 +57,11 @@ private void exportTables(Connection connection, String databaseName, String sch

public void exportTable(Connection connection, String databaseName, String tableName, String schemaName, AsyncContext asyncContext) throws SQLException {
String sql = """
SELECT
(SELECT comments FROM user_tab_comments WHERE table_name = '%s') AS comments,
(SELECT dbms_metadata.get_ddl('TABLE', '%s', '%s') FROM dual) AS ddl
FROM dual;
""";
SELECT
(SELECT comments FROM user_tab_comments WHERE table_name = '%s') AS comments,
(SELECT dbms_metadata.get_ddl('TABLE', '%s', '%s') FROM dual) AS ddl
FROM dual;
""";
try (Statement statement = connection.createStatement(); ResultSet resultSet = statement.executeQuery(String.format(sql, tableName, tableName, schemaName))) {
String formatSchemaName = format(schemaName);
String formatTableName = format(tableName);
Expand All @@ -79,7 +86,7 @@ public void exportTable(Connection connection, String databaseName, String table

private void exportTableColumnComment(Connection connection, String schemaName, String tableName, AsyncContext asyncContext) throws SQLException {
String sql = String.format("select COLNAME,COMMENT$ from SYS.SYSCOLUMNCOMMENTS\n" +
"where SCHNAME = '%s' and TVNAME = '%s'and TABLE_TYPE = 'TABLE';", schemaName, tableName);
"where SCHNAME = '%s' and TVNAME = '%s'and TABLE_TYPE = 'TABLE';", schemaName, tableName);
try (ResultSet resultSet = connection.createStatement().executeQuery(sql)) {
while (resultSet.next()) {
StringBuilder sqlBuilder = new StringBuilder();
Expand Down Expand Up @@ -154,6 +161,44 @@ private void exportTrigger(Connection connection, String schemaName, String trig
}
}

@Override
public void updateProcedure(Connection connection, String databaseName, String schemaName, Procedure procedure) throws SQLException {
try {
connection.setAutoCommit(false);
String procedureBody = procedure.getProcedureBody();
boolean isCreateOrReplace = procedureBody.trim().toUpperCase().startsWith("CREATE OR REPLACE ");

if (procedureBody == null || !procedureBody.trim().toUpperCase().startsWith("CREATE")) {
throw new IllegalArgumentException("No CREATE statement found.");
}

String procedureNewName = getSchemaOrProcedureName(procedureBody, schemaName, procedure);
if (!procedureNewName.equals(procedure.getProcedureName())) {
procedureBody = procedureBody.replace(procedure.getProcedureName(), procedureNewName);
}
String checkProcedureSQL = String.format(PROCEDURE_SQL, schemaName.toUpperCase(),procedure.getProcedureName().toUpperCase());
String finalProcedureBody = procedureBody;
SQLExecutor.getInstance().execute(connection, checkProcedureSQL, resultSet -> {
if (resultSet.next()) {
int count = resultSet.getInt(1);
if (count >= 1) {
if (isCreateOrReplace) {
SQLExecutor.getInstance().execute(connection, finalProcedureBody, resultSet2 -> {});
} else {
throw new SQLException("Procedure with the same name already exists.");
}
}
}
});
SQLExecutor.getInstance().execute(connection, finalProcedureBody, resultSet -> {});
} catch (Exception e) {
connection.rollback();
throw new RuntimeException(e);
} finally {
connection.setAutoCommit(true);
}
}

@Override
public void connectDatabase(Connection connection, String database) {
ConnectInfo connectInfo = Chat2DBContext.getConnectInfo();
Expand All @@ -173,4 +218,12 @@ public void dropTable(Connection connection, String databaseName, String schemaN
String sql = "DROP TABLE IF EXISTS " + tableName;
SQLExecutor.getInstance().execute(connection, sql, resultSet -> null);
}

private static String getSchemaOrProcedureName(String procedureBody, String schemaName, Procedure procedure) {
if (procedureBody.toLowerCase().contains(schemaName.toLowerCase())) {
return procedure.getProcedureName();
} else {
return schemaName + "." + procedure.getProcedureName();
}
}
}
90 changes: 85 additions & 5 deletions ...b-plugins/chat2db-kingbase/src/main/java/ai/chat2db/plugin/kingbase/KingBaseDBManage.java
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Original file line number Diff line number Diff line change
Expand Up @@ -5,6 +5,8 @@

import ai.chat2db.spi.DBManage;
import ai.chat2db.spi.jdbc.DefaultDBManage;
import ai.chat2db.spi.model.Function;
import ai.chat2db.spi.model.Procedure;
import ai.chat2db.spi.sql.Chat2DBContext;
import ai.chat2db.spi.sql.ConnectInfo;
import ai.chat2db.spi.sql.SQLExecutor;
Expand All @@ -14,6 +16,34 @@
@Slf4j
public class KingBaseDBManage extends DefaultDBManage implements DBManage {

@Override
public void updateProcedure(Connection connection, String databaseName, String schemaName, Procedure procedure) throws SQLException {
try {
connection.setAutoCommit(false);
String procedureBody = procedure.getProcedureBody();
String parameterSignature = extractParameterSignature(procedureBody);

if (procedureBody == null || !procedureBody.trim().toUpperCase().startsWith("CREATE")) {
throw new IllegalArgumentException("No CREATE statement found.");
}

String procedureNewName = getSchemaOrProcedureName(procedureBody, schemaName, procedure);
if (!procedureNewName.equals(procedure.getProcedureName())) {
procedureBody = procedureBody.replace(procedure.getProcedureName(), procedureNewName);
}
String dropSql = "DROP PROCEDURE IF EXISTS " + procedureNewName + parameterSignature;
SQLExecutor.getInstance().execute(connection, dropSql, resultSet -> {
});
SQLExecutor.getInstance().execute(connection, procedureBody, resultSet -> {
});
} catch (Exception e) {
connection.rollback();
throw new RuntimeException(e);
} finally {
connection.setAutoCommit(true);
}
}

@Override
public void connectDatabase(Connection connection, String database) {
try {
Expand Down Expand Up @@ -62,18 +92,68 @@ public String replaceDatabaseInJdbcUrl(String url, String newDatabase) {

@Override
public void dropTable(Connection connection, String databaseName, String schemaName, String tableName) {
String sql = "drop table if exists " +tableName;
SQLExecutor.getInstance().execute(connection,sql, resultSet -> null);
String sql = "drop table if exists " + tableName;
SQLExecutor.getInstance().execute(connection, sql, resultSet -> null);
}

@Override
public void deleteProcedure(Connection connection, String databaseName, String schemaName, Procedure procedure) {
String procedureBody = procedure.getProcedureBody();
String parameterSignature = extractParameterSignature(procedureBody);
String procedureNewName = getSchemaOrProcedureName(procedure.getProcedureBody(), schemaName, procedure);
String sql = "DROP PROCEDURE " + procedureNewName + parameterSignature;
SQLExecutor.getInstance().execute(connection, sql, resultSet -> {});
}

@Override
public void copyTable(Connection connection, String databaseName, String schemaName, String tableName, String newTableName,boolean copyData) throws SQLException {
public void deleteFunction(Connection connection, String databaseName, String schemaName, Function function) {
String functionBody = function.getFunctionBody();
String parameterSignature = extractParameterSignature(functionBody);
String functionNewName = getSchemaOrFunctionName(functionBody, schemaName, function);
String sql = "DROP FUNCTION" + functionNewName + parameterSignature;
SQLExecutor.getInstance().execute(connection, sql, resultSet -> {});
}

@Override
public void copyTable(Connection connection, String databaseName, String schemaName, String tableName, String newTableName, boolean copyData) throws SQLException {
String sql = "";
if(copyData){
if (copyData) {
sql = "CREATE TABLE " + newTableName + " AS TABLE " + tableName + " WITH DATA";
}else {
} else {
sql = "CREATE TABLE " + newTableName + " AS TABLE " + tableName + " WITH NO DATA";
}
SQLExecutor.getInstance().execute(connection, sql, resultSet -> null);
}

private String extractParameterSignature(String input) {
int depth = 0, start = -1;
for (int i = 0; i < input.length(); i++) {
char c = input.charAt(i);
if (c == '(') {
if (depth++ == 0) start = i;
} else if (c == ')' && --depth == 0 && start != -1) {
return "(" + input.substring(start + 1, i) + ")";
}
}
if (depth == 0) {
return "";
}
return null;
}

private static String getSchemaOrProcedureName(String procedureBody, String schemaName, Procedure procedure) {
if (procedureBody.toLowerCase().contains(schemaName.toLowerCase())) {
return procedure.getProcedureName();
} else {
return schemaName + "." + procedure.getProcedureName();
}
}

private static String getSchemaOrFunctionName(String functionBody, String schemaName, Function function) {
if (functionBody.toLowerCase().contains(schemaName.toLowerCase())) {
return function.getFunctionName();
} else {
return schemaName + "." + function.getFunctionName();
}
}
}
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