This commit is contained in:
Paul Trowbridge 2020-01-11 00:32:48 -05:00
parent 7cae86a78f
commit cfab73c961
3 changed files with 366 additions and 366 deletions

6
.gitignore vendored
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/bin
/obj
launch.json
/bin
/obj
launch.json
.gitignore

692
runner.cs
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using System;
using Npgsql;
namespace test
{
class Program
{
private
static void Main(string[] args)
{
string scs = "";
string dcs = "";
string sdt = "";
string ddt = "";
string sq = "";
string dt = "";
Boolean trim = false;
int r = 0;
int t = 0;
string sql = "";
string nr = "";
string nc = "";
string nl = Environment.NewLine;
//declaring these objects globally will asume these libraries exist, they may not
System.Data.Odbc.OdbcConnection s_odbc = new System.Data.Odbc.OdbcConnection();
System.Data.Odbc.OdbcConnection d_odbc = new System.Data.Odbc.OdbcConnection();
NpgsqlConnection s_npgsql = new NpgsqlConnection();
NpgsqlConnection d_npgsql = new NpgsqlConnection();
System.Data.Common.DbConnection sc; //source connection
System.Data.Common.DbConnection dc; //destination connection
string msg = "Help:";
msg = msg + nl + "version 0.25";
msg = msg + nl;
msg = msg + nl + "options:";
msg = msg + nl + "-sdt sourc driver type";
msg = msg + nl + "-scs source connection string";
msg = msg + nl + "-ddt destination driver type";
msg = msg + nl + "-dcs destination connection string";
msg = msg + nl + "-sq path to source query";
msg = msg + nl + "-dt fully qualified name of destination table";
msg = msg + nl + "-t trim text";
msg = msg + nl + "--help info";
msg = msg + nl;
msg = msg + nl + "available driver types:";
msg = msg + nl + "-------------------------";
msg = msg + nl + "* odbc";
msg = msg + nl + "* npgsql";
//---------------------------------------parse args into variables-------------------------------------------------
for (int i = 0; i < args.Length; i = i +1 ){
switch (args[i]) {
//sourc driver type
case "-sdt":
sdt = args[i+1];
break;
//source connection string
case "-scs":
scs = args[i+1];
break;
//destination driver type
case "-ddt":
ddt = args[i+1];
break;
//destination connection string
case "-dcs":
dcs = args[i+1];
break;
//source query path
case "-sq":
try {
sq = System.IO.File.ReadAllText(args[i+1]);
}
catch (Exception e) {
Console.Write(nl + "error reasing source sql file: " + e.Message);
return;
}
break;
//destination table name
case "-dt":
dt = "INSERT INTO " + args[i+1] + " VALUES ";
break;
case "-t":
trim = true;
break;
case "--help":
Console.Write(nl);
Console.Write(msg);
return;
case "-help":
Console.Write(nl);
Console.Write(msg);
return;
case "-h":
Console.Write(nl);
Console.Write(msg);
return;
case @"\?":
Console.Write(nl);
Console.Write(msg);
return;
default:
break;
}
}
Console.Write(nl);
Console.Write(sdt);
Console.Write(scs);
Console.Write(nl);
Console.Write(ddt);
Console.Write(dcs);
Console.Write(nl);
Console.Write(sq);
Console.Write(nl);
Console.Write(dt);
//return;
//-------------------------------------------establish connections-------------------------------------------------
//setup source
switch (sdt){
case "odbc":
try {
s_odbc.ConnectionString = scs;
}
catch (Exception e) {
Console.Write(nl + "bad source connection string: " + e.Message);
return;
}
sc = s_odbc;
return;
default:
break;
}
s_odbc.ConnectionString = scs;
sc = s_odbc;
//setup destination
switch (ddt) {
case "npgsql":
try {
d_npgsql.ConnectionString = dcs;
}
catch (Exception e) {
Console.Write(nl + "bad source connection string: " + e.Message);
return;
}
dc = d_npgsql;
return;
default:
break;
}
d_npgsql.ConnectionString = dcs;
dc = d_npgsql;
/*
//polymorph open
try {
sc.Open();
}
catch (Exception e) {
Console.Write(nl + "issue connection to source: " + e.Message);
return;
}
try {
dc.Open();
}
catch (Exception e) {
sc.Close();
Console.Write(nl + "issue connecting to destination: "+ e.Message);
}
//----------------------------------------------setup commands---------------------------------------------------
var s_cmd = new System.Data.Odbc.OdbcCommand();
var pgcom = d_npgsql.CreateCommand();
//---------------------------------------------begin transaction---------------------------------------------------------
Console.Write(nl);
Console.Write("etl start:" + DateTime.Now.ToString());
/*
NpgsqlTransaction pgt = pgc.BeginTransaction();
s_odbcommandTimeout = 6000;
s_odbcommandTimeout = 6000;
system.Data.Odbc.OdbcDataReader ibmdr;
try {
ibmdr = s_odbcxecuteReader();
ibmdr = s_odbcxecuteReader();
}
catch (Exception e) {
Console.Write(nl);
Console.Write("error on source sql:");
Console.Write(nl);
Console.Write(e.Message);
s_odbcse();
s_odbcse();
pgc.Cldse();
return;
}
//setup getv object array dimensioned to number of columns for scenario
//getv hold an array of datareader row
var getv = new object[ibmdr.FieldCount];
int cols = ibmdr.FieldCount;
//dtn holds list of data types per column
var dtn = new string[ibmdr.FieldCount];
while (ibmdr.Read()) {
r = r + 1;
t = t +1 ;
nr = "";
//populate all the data type names into a string array instead of calling against ibmdr in every iteration
if (t == 1 ) {
for (int i = 0; i < cols; i++){
dtn[i] = ibmdr.GetDataTypeName(i);
}
}
for (int i = 0 ; i < cols;i++) {
//Console.Write(nl);
//Console.Write(DBNull.Value.Equals(ibmdr.GetValue(i)).ToString());
//Console.Write(ibmdr.GetValue(i).ToString());
Boolean dnull = false;
if (dtn[i] == "BIGINT") {
dnull = DBNull.Value.Equals(ibmdr.GetInt64(i));
}
else {
dnull = DBNull.Value.Equals(ibmdr.GetValue(i));
}
if (! dnull) {
switch (dtn[i]){
case "VARCHAR":
if (trim) {
nc = "'" + ibmdr.GetValue(i).ToString().Replace("'","''").TrimEnd() + "'";
}
else {
nc = "'" + ibmdr.GetValue(i).ToString().Replace("'","''") + "'";
}
break;
case "CHAR":
if (trim) {
nc = "'" + ibmdr.GetValue(i).ToString().Replace("'","''").TrimEnd() + "'";
}
else {
nc = "'" + ibmdr.GetValue(i).ToString().Replace("'","''") + "'";
}
break;
case "DATE":
if (ibmdr.GetValue(i).ToString() == "1/1/0001 12:00:00 AM" || ibmdr.GetValue(i).ToString() == "") {
nc = "NULL";
}
else {
nc = "'" + ibmdr.GetValue(i).ToString() + "'";
}
break;
case "TIME":
nc = "'" + ibmdr.GetValue(i).ToString() + "'";
break;
case "TIMESTAMP":
nc = "'" + ibmdr.GetDateTime(i).ToString() + "'";
break;
case "BIGINT":
nc = ibmdr.GetInt64(i).ToString();
break;
default:
if (ibmdr.GetValue(i).ToString() != "") {
nc = ibmdr.GetValue(i).ToString();
}
else {
nc = "NULL";
}
break;
}
}
else {
nc = "NULL";
}
if (i!=0) {
nr = nr + ",";
}
nr = nr + nc;
}
if (sql!="") {
sql = sql + ",";
}
sql = sql + "(" + nr + ")";
if (r == 250) {
r = 0;
sql = dt + sql;
pgcom.CommandText = sql;
try {
pgcom.ExecuteNonQuery();
}
catch (Exception e) {
Console.Write(nl);
Console.Write(e.Message);
System.IO.File.WriteAllText(@"C:\Users\ptrowbridge\Downloads\runner_error.sql",sql);
s_odbcse();
s_odbcse();
pgt.Rollbdck();
pgc.Close();
return;
}
sql = "";
Console.Write(nl + t.ToString());
}
}
if (r != 0) {
sql = dt + sql;
pgcom.CommandText = sql;
try {
pgcom.ExecuteNonQuery();
}
catch (Exception e) {
Console.Write(nl);
Console.Write(e.Message);
System.IO.File.WriteAllText(@"C:\Users\ptrowbridge\Downloads\runner_error.sql",sql);
//s_odbcse();
//s_odbcse();
pgt.Rodlback();
pgc.Close();
return;
}
sql = "";
Console.Write(nl + t.ToString());
}
pgt.Commit();
s_odbcse();
s_odbcse();
pgc.Cldse();
Console.Write(nl);
Console.Write("etl end:" + DateTime.Now.ToString());
*/
}
}
}
using System;
using Npgsql;
namespace test
{
class Program
{
private
static void Main(string[] args)
{
string scs = "";
string dcs = "";
string sdt = "";
string ddt = "";
string sq = "";
string dt = "";
Boolean trim = false;
int r = 0;
int t = 0;
string sql = "";
string nr = "";
string nc = "";
string nl = Environment.NewLine;
//declaring these objects globally will asume these libraries exist, they may not
System.Data.Odbc.OdbcConnection s_odbc = new System.Data.Odbc.OdbcConnection();
System.Data.Odbc.OdbcConnection d_odbc = new System.Data.Odbc.OdbcConnection();
NpgsqlConnection s_npgsql = new NpgsqlConnection();
NpgsqlConnection d_npgsql = new NpgsqlConnection();
System.Data.Common.DbConnection sc; //source connection
System.Data.Common.DbConnection dc; //destination connection
string msg = "Help:";
msg = msg + nl + "version 0.25";
msg = msg + nl;
msg = msg + nl + "options:";
msg = msg + nl + "-sdt sourc driver type";
msg = msg + nl + "-scs source connection string";
msg = msg + nl + "-ddt destination driver type";
msg = msg + nl + "-dcs destination connection string";
msg = msg + nl + "-sq path to source query";
msg = msg + nl + "-dt fully qualified name of destination table";
msg = msg + nl + "-t trim text";
msg = msg + nl + "--help info";
msg = msg + nl;
msg = msg + nl + "available driver types:";
msg = msg + nl + "-------------------------";
msg = msg + nl + "* odbc";
msg = msg + nl + "* npgsql";
//---------------------------------------parse args into variables-------------------------------------------------
for (int i = 0; i < args.Length; i = i +1 ){
switch (args[i]) {
//sourc driver type
case "-sdt":
sdt = args[i+1];
break;
//source connection string
case "-scs":
scs = args[i+1];
break;
//destination driver type
case "-ddt":
ddt = args[i+1];
break;
//destination connection string
case "-dcs":
dcs = args[i+1];
break;
//source query path
case "-sq":
try {
sq = System.IO.File.ReadAllText(args[i+1]);
}
catch (Exception e) {
Console.Write(nl + "error reasing source sql file: " + e.Message);
return;
}
break;
//destination table name
case "-dt":
dt = "INSERT INTO " + args[i+1] + " VALUES ";
break;
case "-t":
trim = true;
break;
case "--help":
Console.Write(nl);
Console.Write(msg);
return;
case "-help":
Console.Write(nl);
Console.Write(msg);
return;
case "-h":
Console.Write(nl);
Console.Write(msg);
return;
case @"\?":
Console.Write(nl);
Console.Write(msg);
return;
default:
break;
}
}
Console.Write(nl);
Console.Write(sdt);
Console.Write(scs);
Console.Write(nl);
Console.Write(ddt);
Console.Write(dcs);
Console.Write(nl);
Console.Write(sq);
Console.Write(nl);
Console.Write(dt);
//return;
//-------------------------------------------establish connections-------------------------------------------------
//setup source
switch (sdt){
case "odbc":
try {
s_odbc.ConnectionString = scs;
}
catch (Exception e) {
Console.Write(nl + "bad source connection string: " + e.Message);
return;
}
sc = s_odbc;
return;
default:
break;
}
s_odbc.ConnectionString = scs;
sc = s_odbc;
//setup destination
switch (ddt) {
case "npgsql":
try {
d_npgsql.ConnectionString = dcs;
}
catch (Exception e) {
Console.Write(nl + "bad source connection string: " + e.Message);
return;
}
dc = d_npgsql;
return;
default:
break;
}
d_npgsql.ConnectionString = dcs;
dc = d_npgsql;
/*
//polymorph open
try {
sc.Open();
}
catch (Exception e) {
Console.Write(nl + "issue connection to source: " + e.Message);
return;
}
try {
dc.Open();
}
catch (Exception e) {
sc.Close();
Console.Write(nl + "issue connecting to destination: "+ e.Message);
}
//----------------------------------------------setup commands---------------------------------------------------
var s_cmd = new System.Data.Odbc.OdbcCommand();
var pgcom = d_npgsql.CreateCommand();
//---------------------------------------------begin transaction---------------------------------------------------------
Console.Write(nl);
Console.Write("etl start:" + DateTime.Now.ToString());
/*
NpgsqlTransaction pgt = pgc.BeginTransaction();
s_odbcommandTimeout = 6000;
s_odbcommandTimeout = 6000;
system.Data.Odbc.OdbcDataReader ibmdr;
try {
ibmdr = s_odbcxecuteReader();
ibmdr = s_odbcxecuteReader();
}
catch (Exception e) {
Console.Write(nl);
Console.Write("error on source sql:");
Console.Write(nl);
Console.Write(e.Message);
s_odbcse();
s_odbcse();
pgc.Cldse();
return;
}
//setup getv object array dimensioned to number of columns for scenario
//getv hold an array of datareader row
var getv = new object[ibmdr.FieldCount];
int cols = ibmdr.FieldCount;
//dtn holds list of data types per column
var dtn = new string[ibmdr.FieldCount];
while (ibmdr.Read()) {
r = r + 1;
t = t +1 ;
nr = "";
//populate all the data type names into a string array instead of calling against ibmdr in every iteration
if (t == 1 ) {
for (int i = 0; i < cols; i++){
dtn[i] = ibmdr.GetDataTypeName(i);
}
}
for (int i = 0 ; i < cols;i++) {
//Console.Write(nl);
//Console.Write(DBNull.Value.Equals(ibmdr.GetValue(i)).ToString());
//Console.Write(ibmdr.GetValue(i).ToString());
Boolean dnull = false;
if (dtn[i] == "BIGINT") {
dnull = DBNull.Value.Equals(ibmdr.GetInt64(i));
}
else {
dnull = DBNull.Value.Equals(ibmdr.GetValue(i));
}
if (! dnull) {
switch (dtn[i]){
case "VARCHAR":
if (trim) {
nc = "'" + ibmdr.GetValue(i).ToString().Replace("'","''").TrimEnd() + "'";
}
else {
nc = "'" + ibmdr.GetValue(i).ToString().Replace("'","''") + "'";
}
break;
case "CHAR":
if (trim) {
nc = "'" + ibmdr.GetValue(i).ToString().Replace("'","''").TrimEnd() + "'";
}
else {
nc = "'" + ibmdr.GetValue(i).ToString().Replace("'","''") + "'";
}
break;
case "DATE":
if (ibmdr.GetValue(i).ToString() == "1/1/0001 12:00:00 AM" || ibmdr.GetValue(i).ToString() == "") {
nc = "NULL";
}
else {
nc = "'" + ibmdr.GetValue(i).ToString() + "'";
}
break;
case "TIME":
nc = "'" + ibmdr.GetValue(i).ToString() + "'";
break;
case "TIMESTAMP":
nc = "'" + ibmdr.GetDateTime(i).ToString() + "'";
break;
case "BIGINT":
nc = ibmdr.GetInt64(i).ToString();
break;
default:
if (ibmdr.GetValue(i).ToString() != "") {
nc = ibmdr.GetValue(i).ToString();
}
else {
nc = "NULL";
}
break;
}
}
else {
nc = "NULL";
}
if (i!=0) {
nr = nr + ",";
}
nr = nr + nc;
}
if (sql!="") {
sql = sql + ",";
}
sql = sql + "(" + nr + ")";
if (r == 250) {
r = 0;
sql = dt + sql;
pgcom.CommandText = sql;
try {
pgcom.ExecuteNonQuery();
}
catch (Exception e) {
Console.Write(nl);
Console.Write(e.Message);
System.IO.File.WriteAllText(@"C:\Users\ptrowbridge\Downloads\runner_error.sql",sql);
s_odbcse();
s_odbcse();
pgt.Rollbdck();
pgc.Close();
return;
}
sql = "";
Console.Write(nl + t.ToString());
}
}
if (r != 0) {
sql = dt + sql;
pgcom.CommandText = sql;
try {
pgcom.ExecuteNonQuery();
}
catch (Exception e) {
Console.Write(nl);
Console.Write(e.Message);
System.IO.File.WriteAllText(@"C:\Users\ptrowbridge\Downloads\runner_error.sql",sql);
//s_odbcse();
//s_odbcse();
pgt.Rodlback();
pgc.Close();
return;
}
sql = "";
Console.Write(nl + t.ToString());
}
pgt.Commit();
s_odbcse();
s_odbcse();
pgc.Cldse();
Console.Write(nl);
Console.Write("etl end:" + DateTime.Now.ToString());
*/
}
}
}

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<Project Sdk="Microsoft.NET.Sdk">
<PropertyGroup>
<OutputType>Exe</OutputType>
<TargetFramework>netcoreapp2.1</TargetFramework>
</PropertyGroup>
<ItemGroup>
<PackageReference Include="Npgsql" Version="4.0.0" />
<PackageReference Include="System.Data.Odbc" Version="4.5.0" />
</ItemGroup>
<PropertyGroup>
<RuntimeIdentifiers>win10-x64;ubuntu.16.04-x64</RuntimeIdentifiers>
</PropertyGroup>
</Project>
<Project Sdk="Microsoft.NET.Sdk">
<PropertyGroup>
<OutputType>Exe</OutputType>
<TargetFramework>netcoreapp2.1</TargetFramework>
</PropertyGroup>
<ItemGroup>
<PackageReference Include="Npgsql" Version="4.0.0" />
<PackageReference Include="System.Data.Odbc" Version="4.5.0" />
</ItemGroup>
<PropertyGroup>
<RuntimeIdentifiers>win10-x64;ubuntu.16.04-x64</RuntimeIdentifiers>
</PropertyGroup>
</Project>