Examples with DefaultConnection io.mycat.datasource.jdbc.datasource.DefaultConnection used on opensource projects

Example 51 with DefaultConnection

use of io.mycat.datasource.jdbc.datasource.DefaultConnection in project Mycat2 by MyCATApache.

the class SQLDropProcedureHandler method onExecute.

@Override
@SneakyThrows
protected Future<Void> onExecute(SQLRequest<SQLDropProcedureStatement> request, MycatDataContext dataContext, Response response) {
    SQLDropProcedureStatement ast = request.getAst();
    if (ast.getName() instanceof SQLIdentifierExpr) {
        String defaultSchema = dataContext.getDefaultSchema();
        if (defaultSchema != null) {
            ast.setName(new SQLPropertyExpr(defaultSchema, ((SQLIdentifierExpr) ast.getName()).getName()));
        }
    }
    if (!(ast.getName() instanceof SQLPropertyExpr)) {
        throw new IllegalArgumentException("unknown schema:");
    }
    SQLPropertyExpr pNameExpr = (SQLPropertyExpr) ast.getName();
    String schemaName = SQLUtils.normalize(pNameExpr.getOwnerName().toLowerCase());
    String pName = SQLUtils.normalize(pNameExpr.getName().toLowerCase());
    try (MycatRouterConfigOps ops = ConfigUpdater.getOps()) {
        ops.removeProcedure(schemaName, pName);
        ops.commit();
    }
    JdbcConnectionManager jdbcConnectionManager = MetaClusterCurrent.wrapper(JdbcConnectionManager.class);
    try (DefaultConnection connection = jdbcConnectionManager.getConnection(MetadataManager.getPrototype())) {
        connection.executeUpdate(ast.toString(), false);
    }
    return response.sendOk();
}

Example 52 with DefaultConnection

use of io.mycat.datasource.jdbc.datasource.DefaultConnection in project Mycat2 by MyCATApache.

the class CreateDatabaseSQLHandler method onPhysics.

protected void onPhysics(String sql) {
    MetadataManager metadataManager = MetaClusterCurrent.wrapper(MetadataManager.class);
    JdbcConnectionManager jdbcConnectionManager = MetaClusterCurrent.wrapper(JdbcConnectionManager.class);
    try (DefaultConnection connection = jdbcConnectionManager.getConnection(metadataManager.getPrototype())) {
        connection.executeUpdate(sql, false);
    } catch (Throwable t) {
        LOGGER.warn("", t);
    }
}

Example 53 with DefaultConnection

use of io.mycat.datasource.jdbc.datasource.DefaultConnection in project Mycat2 by MyCATApache.

the class RenameTableSQLHandler method executeOnDataNodes.

private void executeOnDataNodes(MySqlRenameTableStatement sqlStatement, JdbcConnectionManager connectionManager, Collection<Partition> partitions) {
    for (Partition partition : partitions) {
        MySqlRenameTableStatement each = cloneSql(sqlStatement);
        String sql = each.toString();
        try (DefaultConnection connection = connectionManager.getConnection(partition.getTargetName())) {
            connection.executeUpdate(sql, false);
        }
    }
}