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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,101 @@ | ||
| using System; | ||
| using System.Collections.Generic; | ||
| using System.Drawing; | ||
| using System.Linq; | ||
| using System.Text; | ||
| using System.Threading.Tasks; | ||
| using System.Windows.Forms; | ||
| using Microsoft.SqlServer.TransactSql.ScriptDom; | ||
| using SQL_Format.Helpers; | ||
|
|
||
| namespace SQL_Format | ||
| { | ||
| public class SQLTranslatorCopySingle : SQLTranslator | ||
| { | ||
| public override string GetCaption() | ||
| { | ||
| return "Copy Table Sinlge"; | ||
| } | ||
|
|
||
| public override void SetupOptionsContent(Control Parent, EventHandler changedHandler) | ||
| { | ||
| this.AddOptionTextBox("Var Suffix", "varSuffix", "11245U1", Parent, changedHandler); | ||
| this.AddOptionCheckBox("Use Transaction", "useTransaction", true, Parent, changedHandler); | ||
| this.AddOptionCheckBox("Rollback", "useRollback", true, Parent, changedHandler); | ||
| } | ||
|
|
||
| public override string TranslateExt2(CreateTableStatement createTableStatement, object options, string content, TSqlScript sqlScript) | ||
| { | ||
| string varSuffix = this.GetOptionString("varSuffix", options) ?? ""; | ||
| bool useTransaction = this.GetOptionBoolDef("useTransaction", options, false); | ||
| bool useRollback = this.GetOptionBoolDef("useRollback", options, false); | ||
|
|
||
| SqlBuilder result = new SqlBuilder(); | ||
| SqlDomBuilder sqlDomBuilder = new SqlDomBuilder(sqlScript, result); | ||
|
|
||
|
|
||
| string tableSuffix = "_new"; | ||
| result.TableNameFull = TSQLHelper.Identifiers2Value(createTableStatement.SchemaObjectName.Identifiers); | ||
| result.TableName = TSQLHelper.Identifiers2ValueLast(createTableStatement.SchemaObjectName.Identifiers); | ||
| string tableNameNew = result.TableName + tableSuffix; | ||
| string tableNameFullNew = result.TableNameFull + tableSuffix; | ||
| { | ||
| result.AppendBegin(SqlBuilder.BEGIN_TRY); | ||
| { | ||
| if (useTransaction) result.AppendLine($"begin tran;").NL(); | ||
|
|
||
| string messageVarName = $"@msg{varSuffix}"; | ||
| result.AppendLine($"declare {messageVarName} nvarchar(2024);").NL(); | ||
| sqlDomBuilder.VarMsgName = messageVarName; | ||
| sqlDomBuilder.Print($"Running Script{varSuffix}.{result.TableNameFull}...").NL(); | ||
|
|
||
| result.AppendIf($"object_id('{tableNameFullNew}') is null").AppendBegin(); | ||
| { | ||
| result.AppendLine("-- create new table"); | ||
| sqlDomBuilder.ProduceFullTableRenameContent(sqlScript, tableSuffix, content); | ||
|
|
||
| result.AppendEnd(); | ||
| } | ||
|
|
||
| sqlDomBuilder.ProduceCopyTableSingle(createTableStatement, varSuffix, targetTableNameFull: tableNameFullNew); | ||
|
|
||
| result.AppendBegin(); | ||
| { | ||
| result.AppendLine("-- rename source table to _old"); | ||
| sqlDomBuilder.ProduceFullTableRenameScript(sqlScript, "_old"); | ||
| result.AppendEnd(); | ||
| } | ||
|
|
||
| result.AppendBegin(); | ||
| { | ||
| result.AppendLine("-- rename new table to current"); | ||
| sqlDomBuilder.ProduceFullTableRenameScript(sqlScript, tableSuffix, reverse: true); | ||
|
|
||
| result.AppendEnd(); | ||
| } | ||
|
|
||
| sqlDomBuilder.ProduceCopytableVerify(createTableStatement, varSuffix, targetTableNameFull: result.TableNameFull + "_old"); | ||
|
|
||
| result.NL(); | ||
| sqlDomBuilder.Print("Dropping table {result.TableNameFull}_old..."); | ||
| result.AppendLine($"drop table if exists {result.TableNameFull}_old;").NL(); | ||
|
|
||
| if (useTransaction) | ||
| { | ||
| if (useRollback) | ||
| result.AppendLine($"rollback;").NL(); | ||
| else | ||
| { | ||
| result.AppendLine($"commit;").NL(); | ||
| sqlDomBuilder.Print("Committed."); | ||
| } | ||
| } | ||
|
|
||
| result.AppendEnd(SqlBuilder.END_TRY, false); | ||
| } | ||
| result.AppendCatchTypicalRollback(); | ||
| } | ||
| return result.ToString(); | ||
| } | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,74 @@ | ||
| using System; | ||
| using System.Collections.Generic; | ||
| using System.Drawing; | ||
| using System.Linq; | ||
| using System.Text; | ||
| using System.Threading.Tasks; | ||
| using System.Windows.Forms; | ||
| using Microsoft.SqlServer.TransactSql.ScriptDom; | ||
| using SQL_Format.Helpers; | ||
|
|
||
| namespace SQL_Format | ||
| { | ||
| public class SQLTranslatorMyScript: SQLTranslator | ||
| { | ||
| public override string GetCaption() | ||
| { | ||
| return "My Script"; | ||
| } | ||
|
|
||
| public override void SetupOptionsContent(Control Parent, EventHandler changedHandler) | ||
| { | ||
| } | ||
|
|
||
| public override string TranslateExt2(CreateTableStatement createTableStatement, object options, string content, TSqlScript sqlScript) | ||
| { | ||
| SqlBuilder result = new SqlBuilder(); | ||
| SqlDomBuilder sqlDomBuilder = new SqlDomBuilder(sqlScript, result); | ||
| result.TableNameFull = TSQLHelper.Identifiers2Value(createTableStatement.SchemaObjectName.Identifiers); | ||
| result.TableName = TSQLHelper.Identifiers2ValueLast(createTableStatement.SchemaObjectName.Identifiers); | ||
|
|
||
| int[] precs = new int[] { 18, 26, 20}; | ||
|
|
||
| result.AppendLine($"----------------- {result.TableNameFull} -----------------"); | ||
| result.AppendLine($"raiserror('Altering {result.TableNameFull}...', 10, 1) with nowait;"); | ||
|
|
||
| int addedCount = 0; | ||
| foreach (var c in createTableStatement.Definition.ColumnDefinitions) | ||
| { | ||
| string colType = TSQLHelper.Column2TypeStr(c).ToUpperInvariant(); | ||
| if (colType.StartsWith("DECIMAL")) | ||
| { | ||
| int prec = TSQLHelper.ColumnDecimalPrecision(c); | ||
| if (precs.Contains(prec)) | ||
| { | ||
| addedCount++; | ||
| bool isNullable = TSQLHelper.ColumnIsNullable(c); | ||
| string null_ = isNullable ? " NULL" : " NOT NULL"; | ||
| string colName = TSQLHelper.Identifier2Value(c.ColumnIdentifier); | ||
| string subalterColumn = $"column {colName} {colType}{null_}"; | ||
| result.AppendIf($"not exists(select * from INFORMATION_SCHEMA.COLUMNS c where c.TABLE_NAME = '{result.TableName}' and c.COLUMN_NAME = '{colName}' and c.NUMERIC_PRECISION = {prec})").AppendBegin(); | ||
| { | ||
| string alterColumn = $"alter {subalterColumn}"; | ||
| result.AppendLine($"raiserror('{alterColumn}...', 10, 1) with nowait;"); | ||
| if (isNullable) | ||
| result.AppendLine($"update {result.TableNameFull} set {colName} = try_cast({colName} as {colType});"); | ||
| result.AppendLine($"alter table {result.TableNameFull}").Indent(); | ||
| result.AppendLine($"{alterColumn};").Unindent(); | ||
| result.AppendEnd(addSpaceafterwards: false); | ||
| } | ||
| result.AppendLine("else").Indent(); | ||
| { | ||
| result.AppendLine($"raiserror('already {subalterColumn}.', 10, 1) with nowait;"); | ||
| result.Unindent(); | ||
| } | ||
|
|
||
| result.AppendLine("GO"); | ||
| } | ||
| } | ||
| } | ||
| result.AppendLine($"----------------------------------"); | ||
| return result.ToString(); | ||
| } | ||
| } | ||
| } |
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