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616 lines
30 KiB
C#
616 lines
30 KiB
C#
using System;
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using System.Collections.Generic;
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using System.IO;
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using System.Linq;
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using System.Text;
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namespace SqlSugar
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{
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public abstract partial class DbMaintenanceProvider : IDbMaintenance
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{
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#region DML
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public virtual List<string> GetDataBaseList(SqlSugarClient db)
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{
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return db.Ado.SqlQuery<string>(this.GetDataBaseSql);
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}
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public virtual List<DbTableInfo> GetViewInfoList(bool isCache = true)
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{
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string cacheKey = "DbMaintenanceProvider.GetViewInfoList" + this.Context.CurrentConnectionConfig.ConfigId;
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cacheKey = GetCacheKey(cacheKey);
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var result = new List<DbTableInfo>();
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if (isCache)
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result = GetListOrCache<DbTableInfo>(cacheKey, this.GetViewInfoListSql);
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else
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result = this.Context.Ado.SqlQuery<DbTableInfo>(this.GetViewInfoListSql);
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foreach (var item in result)
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{
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item.DbObjectType = DbObjectType.View;
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}
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return result;
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}
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public virtual List<DbTableInfo> GetTableInfoList(bool isCache = true)
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{
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string cacheKey = "DbMaintenanceProvider.GetTableInfoList"+this.Context.CurrentConnectionConfig.ConfigId;
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cacheKey = GetCacheKey(cacheKey);
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var result = new List<DbTableInfo>();
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if (isCache)
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result = GetListOrCache<DbTableInfo>(cacheKey, this.GetTableInfoListSql);
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else
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result = this.Context.Ado.SqlQuery<DbTableInfo>(this.GetTableInfoListSql);
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foreach (var item in result)
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{
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item.DbObjectType = DbObjectType.Table;
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}
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return result;
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}
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public virtual List<DbColumnInfo> GetColumnInfosByTableName(string tableName, bool isCache = true)
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{
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if (string.IsNullOrEmpty(tableName)) return new List<DbColumnInfo>();
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string cacheKey = "DbMaintenanceProvider.GetColumnInfosByTableName." + this.SqlBuilder.GetNoTranslationColumnName(tableName).ToLower() + this.Context.CurrentConnectionConfig.ConfigId;
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cacheKey = GetCacheKey(cacheKey);
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var sql = string.Format(this.GetColumnInfosByTableNameSql, tableName);
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if (isCache)
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return GetListOrCache<DbColumnInfo>(cacheKey, sql).GroupBy(it => it.DbColumnName).Select(it => it.First()).ToList();
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else
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return this.Context.Ado.SqlQuery<DbColumnInfo>(sql).GroupBy(it => it.DbColumnName).Select(it => it.First()).ToList();
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}
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public virtual List<string> GetIsIdentities(string tableName)
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{
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string cacheKey = "DbMaintenanceProvider.GetIsIdentities" + this.SqlBuilder.GetNoTranslationColumnName(tableName).ToLower() + this.Context.CurrentConnectionConfig.ConfigId;
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cacheKey = GetCacheKey(cacheKey);
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return this.Context.Utilities.GetReflectionInoCacheInstance().GetOrCreate(cacheKey, () =>
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{
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var result = GetColumnInfosByTableName(tableName).Where(it => it.IsIdentity).ToList();
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return result.Select(it => it.DbColumnName).ToList();
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});
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}
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public virtual List<string> GetPrimaries(string tableName)
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{
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string cacheKey = "DbMaintenanceProvider.GetPrimaries" + this.SqlBuilder.GetNoTranslationColumnName(tableName).ToLower() + this.Context.CurrentConnectionConfig.ConfigId;
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cacheKey = GetCacheKey(cacheKey);
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return this.Context.Utilities.GetReflectionInoCacheInstance().GetOrCreate(cacheKey, () =>
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{
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var result = GetColumnInfosByTableName(tableName).Where(it => it.IsPrimarykey).ToList();
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return result.Select(it => it.DbColumnName).ToList();
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});
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}
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#endregion
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#region Check
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public virtual bool IsAnyTable(string tableName, bool isCache = true)
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{
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Check.Exception(string.IsNullOrEmpty(tableName), "IsAnyTable tableName is not null");
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tableName = this.SqlBuilder.GetNoTranslationColumnName(tableName);
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var tables = GetTableInfoList(isCache);
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if (tables == null) return false;
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else return tables.Any(it => it.Name.Equals(tableName, StringComparison.CurrentCultureIgnoreCase));
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}
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public virtual bool IsAnyColumn(string tableName, string columnName, bool isCache = true)
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{
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columnName = this.SqlBuilder.GetNoTranslationColumnName(columnName);
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tableName = this.SqlBuilder.GetNoTranslationColumnName(tableName);
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var isAny = IsAnyTable(tableName,isCache);
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Check.Exception(!isAny, string.Format("Table {0} does not exist", tableName));
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var columns = GetColumnInfosByTableName(tableName,isCache);
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if (columns.IsNullOrEmpty()) return false;
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return columns.Any(it => it.DbColumnName.Equals(columnName, StringComparison.CurrentCultureIgnoreCase));
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}
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public virtual bool IsPrimaryKey(string tableName, string columnName)
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{
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columnName = this.SqlBuilder.GetNoTranslationColumnName(columnName);
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var isAny = IsAnyTable(tableName);
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Check.Exception(!isAny, string.Format("Table {0} does not exist", tableName));
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var columns = GetColumnInfosByTableName(tableName);
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if (columns.IsNullOrEmpty()) return false;
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var result=columns.Any(it => it.IsPrimarykey == true && it.DbColumnName.Equals(columnName, StringComparison.CurrentCultureIgnoreCase));
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return result;
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}
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public virtual bool IsPrimaryKey(string tableName, string columnName,bool isCache=true)
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{
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columnName = this.SqlBuilder.GetNoTranslationColumnName(columnName);
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var isAny = IsAnyTable(tableName, isCache);
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Check.Exception(!isAny, string.Format("Table {0} does not exist", tableName));
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var columns = GetColumnInfosByTableName(tableName,isCache);
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if (columns.IsNullOrEmpty()) return false;
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var result = columns.Any(it => it.IsPrimarykey == true && it.DbColumnName.Equals(columnName, StringComparison.CurrentCultureIgnoreCase));
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return result;
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}
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public virtual bool IsIdentity(string tableName, string columnName)
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{
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columnName = this.SqlBuilder.GetNoTranslationColumnName(columnName);
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var isAny = IsAnyTable(tableName);
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Check.Exception(!isAny, string.Format("Table {0} does not exist", tableName));
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var columns = GetColumnInfosByTableName(tableName);
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if (columns.IsNullOrEmpty()) return false;
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return columns.Any(it => it.IsIdentity = true && it.DbColumnName.Equals(columnName, StringComparison.CurrentCultureIgnoreCase));
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}
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public virtual bool IsAnyConstraint(string constraintName)
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{
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return this.Context.Ado.GetInt("select object_id('" + constraintName + "')") > 0;
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}
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public virtual bool IsAnySystemTablePermissions()
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{
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this.Context.Ado.CheckConnection();
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string sql = this.CheckSystemTablePermissionsSql;
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try
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{
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var oldIsEnableLog = this.Context.Ado.IsEnableLogEvent;
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this.Context.Ado.IsEnableLogEvent = false;
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this.Context.Ado.ExecuteCommand(sql);
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this.Context.Ado.IsEnableLogEvent = oldIsEnableLog;
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return true;
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}
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catch
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{
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return false;
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}
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}
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#endregion
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#region DDL
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/// <summary>
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///by current connection string
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/// </summary>
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/// <param name="databaseDirectory"></param>
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/// <returns></returns>
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public virtual bool CreateDatabase(string databaseDirectory = null)
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{
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var seChar = Path.DirectorySeparatorChar.ToString();
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if (databaseDirectory.HasValue())
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{
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databaseDirectory = databaseDirectory.TrimEnd('\\').TrimEnd('/');
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}
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var databaseName= this.Context.Ado.Connection.Database;
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return CreateDatabase(databaseName,databaseDirectory);
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}
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/// <summary>
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/// by databaseName
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/// </summary>
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/// <param name="databaseName"></param>
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/// <param name="databaseDirectory"></param>
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/// <returns></returns>
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public virtual bool CreateDatabase(string databaseName, string databaseDirectory = null)
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{
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this.Context.Ado.ExecuteCommand(string.Format(CreateDataBaseSql, databaseName, databaseDirectory));
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return true;
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}
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public virtual bool AddPrimaryKey(string tableName, string columnName)
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{
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tableName = this.SqlBuilder.GetTranslationTableName(tableName);
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columnName = this.SqlBuilder.GetTranslationTableName(columnName);
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string sql = string.Format(this.AddPrimaryKeySql, tableName, string.Format("PK_{0}_{1}", this.SqlBuilder.GetNoTranslationColumnName(tableName), this.SqlBuilder.GetNoTranslationColumnName(columnName)), columnName);
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this.Context.Ado.ExecuteCommand(sql);
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return true;
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}
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public bool AddPrimaryKeys(string tableName, string[] columnNames)
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{
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tableName = this.SqlBuilder.GetTranslationTableName(tableName);
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var columnName = string.Join(",", columnNames);
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var pkName = string.Format("PK_{0}_{1}", this.SqlBuilder.GetNoTranslationColumnName(tableName), columnName.Replace(",","_"));
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string sql = string.Format(this.AddPrimaryKeySql, tableName,pkName, columnName);
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this.Context.Ado.ExecuteCommand(sql);
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return true;
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}
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public bool AddPrimaryKeys(string tableName, string[] columnNames,string pkName)
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{
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tableName = this.SqlBuilder.GetTranslationTableName(tableName);
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var columnName = string.Join(",", columnNames);
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//var pkName = string.Format("PK_{0}_{1}", this.SqlBuilder.GetNoTranslationColumnName(tableName), columnName.Replace(",", "_"));
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string sql = string.Format(this.AddPrimaryKeySql, tableName, pkName, columnName);
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this.Context.Ado.ExecuteCommand(sql);
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return true;
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}
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public virtual bool AddColumn(string tableName, DbColumnInfo columnInfo)
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{
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tableName = this.SqlBuilder.GetTranslationTableName(tableName);
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var isAddNotNUll = columnInfo.IsNullable == false && columnInfo.DefaultValue.HasValue();
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if (isAddNotNUll)
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{
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columnInfo = this.Context.Utilities.TranslateCopy(columnInfo);
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columnInfo.IsNullable = true;
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}
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string sql = GetAddColumnSql(tableName, columnInfo);
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this.Context.Ado.ExecuteCommand(sql);
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if (isAddNotNUll)
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{
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var dtColums = this.Context.Queryable<object>().AS(columnInfo.TableName).Where("1=2")
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.Select(this.SqlBuilder.GetTranslationColumnName(columnInfo.DbColumnName)).ToDataTable().Columns.Cast<System.Data.DataColumn>();
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var dtColumInfo = dtColums.First(it => it.ColumnName.EqualCase(columnInfo.DbColumnName));
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var type = UtilMethods.GetUnderType(dtColumInfo.DataType);
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var value= type==UtilConstants.StringType?(object)"": Activator.CreateInstance(type);
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if (this.Context.CurrentConnectionConfig.DbType == DbType.Oracle)
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{
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value = columnInfo.DefaultValue;
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if (value.Equals(""))
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{
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value = "empty";
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}
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}
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var dt = new Dictionary<string, object>();
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dt.Add(columnInfo.DbColumnName, value);
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this.Context.Updateable(dt)
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.AS(tableName)
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.Where($"{columnInfo.DbColumnName} is null ").ExecuteCommand();
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columnInfo.IsNullable = false;
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UpdateColumn(tableName, columnInfo);
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}
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return true;
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}
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public virtual bool UpdateColumn(string tableName, DbColumnInfo column)
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{
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tableName = this.SqlBuilder.GetTranslationTableName(tableName);
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string sql = GetUpdateColumnSql(tableName, column);
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this.Context.Ado.ExecuteCommand(sql);
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return true;
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}
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public abstract bool CreateTable(string tableName, List<DbColumnInfo> columns, bool isCreatePrimaryKey = true);
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public virtual bool DropTable(string tableName)
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{
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tableName = this.SqlBuilder.GetTranslationTableName(tableName);
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this.Context.Ado.ExecuteCommand(string.Format(this.DropTableSql, tableName));
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return true;
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}
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public virtual bool TruncateTable<T>()
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{
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this.Context.InitMappingInfo<T>();
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return this.TruncateTable(this.Context.EntityMaintenance.GetEntityInfo<T>().DbTableName);
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}
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public virtual bool TruncateTable<T,T2>()
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{
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TruncateTable<T>();
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TruncateTable<T2>();
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return true;
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}
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public virtual bool TruncateTable<T, T2,T3>()
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{
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TruncateTable<T>();
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TruncateTable<T2>();
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TruncateTable<T3>();
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return true;
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}
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public virtual bool TruncateTable<T, T2, T3,T4>()
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{
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TruncateTable<T>();
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TruncateTable<T2>();
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TruncateTable<T3>();
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TruncateTable<T4>();
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return true;
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}
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public virtual bool TruncateTable<T, T2, T3, T4,T5>()
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{
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TruncateTable<T>();
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TruncateTable<T2>();
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TruncateTable<T3>();
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TruncateTable<T4>();
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TruncateTable<T5>();
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return true;
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}
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public virtual bool DropColumn(string tableName, string columnName)
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{
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columnName = this.SqlBuilder.GetTranslationColumnName(columnName);
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tableName = this.SqlBuilder.GetTranslationTableName(tableName);
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this.Context.Ado.ExecuteCommand(string.Format(this.DropColumnToTableSql, tableName, columnName));
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return true;
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}
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public virtual bool DropConstraint(string tableName, string constraintName)
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{
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tableName = this.SqlBuilder.GetTranslationTableName(tableName);
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string sql = string.Format(this.DropConstraintSql, tableName, constraintName);
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this.Context.Ado.ExecuteCommand(sql);
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return true;
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}
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public virtual bool TruncateTable(string tableName)
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{
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tableName = this.SqlBuilder.GetTranslationTableName(tableName);
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this.Context.Ado.ExecuteCommand(string.Format(this.TruncateTableSql, tableName));
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return true;
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}
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public virtual bool BackupDataBase(string databaseName, string fullFileName)
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{
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var directory = FileHelper.GetDirectoryFromFilePath(fullFileName);
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if (!FileHelper.IsExistDirectory(directory))
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{
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FileHelper.CreateDirectory(directory);
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}
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this.Context.Ado.ExecuteCommand(string.Format(this.BackupDataBaseSql, databaseName, fullFileName));
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return true;
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}
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public virtual bool BackupTable(string oldTableName, string newTableName, int maxBackupDataRows = int.MaxValue)
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{
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oldTableName = this.SqlBuilder.GetTranslationTableName(oldTableName);
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newTableName = this.SqlBuilder.GetTranslationTableName(newTableName);
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string sql = string.Format(this.BackupTableSql, maxBackupDataRows, newTableName, oldTableName);
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this.Context.Ado.ExecuteCommand(sql);
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return true;
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}
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public virtual bool RenameColumn(string tableName, string oldColumnName, string newColumnName)
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{
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tableName = this.SqlBuilder.GetTranslationTableName(tableName);
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oldColumnName = this.SqlBuilder.GetTranslationColumnName(oldColumnName);
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newColumnName = this.SqlBuilder.GetTranslationColumnName(newColumnName);
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string sql = string.Format(this.RenameColumnSql, tableName, oldColumnName, newColumnName);
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this.Context.Ado.ExecuteCommand(sql);
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return true;
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}
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public virtual bool AddColumnRemark(string columnName, string tableName, string description)
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{
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string sql = string.Format(this.AddColumnRemarkSql, columnName, tableName, description);
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this.Context.Ado.ExecuteCommand(sql);
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return true;
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}
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public virtual bool DeleteColumnRemark(string columnName, string tableName)
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{
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string sql = string.Format(this.DeleteColumnRemarkSql, columnName, tableName);
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this.Context.Ado.ExecuteCommand(sql);
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return true;
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}
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public virtual bool IsAnyColumnRemark(string columnName, string tableName)
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{
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string sql = string.Format(this.IsAnyColumnRemarkSql, columnName, tableName);
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var dt=this.Context.Ado.GetDataTable(sql);
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return dt.Rows!=null&&dt.Rows.Count>0;
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}
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public virtual bool AddTableRemark(string tableName, string description)
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{
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string sql = string.Format(this.AddTableRemarkSql,tableName, description);
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this.Context.Ado.ExecuteCommand(sql);
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return true;
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}
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public virtual bool DeleteTableRemark(string tableName)
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{
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string sql = string.Format(this.DeleteTableRemarkSql,tableName);
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this.Context.Ado.ExecuteCommand(sql);
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return true;
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}
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public virtual bool IsAnyTableRemark(string tableName)
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{
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string sql = string.Format(this.IsAnyTableRemarkSql, tableName);
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var dt=this.Context.Ado.GetDataTable(sql);
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return dt.Rows != null && dt.Rows.Count > 0;
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}
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public virtual bool AddDefaultValue(string tableName, string columnName, string defaultValue)
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{
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if (defaultValue == "''")
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{
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defaultValue = "";
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}
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if (defaultValue.IsDate())
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{
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defaultValue = "'" + defaultValue + "'";
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}
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string sql = string.Format(AddDefaultValueSql, tableName, columnName,defaultValue);
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this.Context.Ado.ExecuteCommand(sql);
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return true;
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}
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public virtual bool CreateIndex(string tableName, string[] columnNames, bool isUnique=false)
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{
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string sql = string.Format(CreateIndexSql,this.SqlBuilder.GetTranslationTableName(tableName),string.Join(",",columnNames.Select(it=>this.SqlBuilder.GetTranslationColumnName(it))), string.Join("_", columnNames) + this.Context.CurrentConnectionConfig.IndexSuffix, isUnique ? "UNIQUE" : "");
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sql = sql.Replace("_" + this.SqlBuilder.SqlTranslationLeft, "_");
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sql = sql.Replace( this.SqlBuilder.SqlTranslationRight+"_", "_");
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sql = sql.Replace(this.SqlBuilder.SqlTranslationLeft+ this.SqlBuilder.SqlTranslationLeft, this.SqlBuilder.SqlTranslationLeft);
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sql = sql.Replace(this.SqlBuilder.SqlTranslationRight + this.SqlBuilder.SqlTranslationRight, this.SqlBuilder.SqlTranslationRight);
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this.Context.Ado.ExecuteCommand(sql);
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return true;
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}
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public virtual bool CreateUniqueIndex(string tableName, string[] columnNames)
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{
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string sql = string.Format(CreateIndexSql, this.SqlBuilder.GetTranslationTableName(tableName), string.Join(",", columnNames.Select(it => this.SqlBuilder.GetTranslationColumnName(it))), string.Join("_", columnNames) + this.Context.CurrentConnectionConfig.IndexSuffix + "_Unique","UNIQUE" );
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sql = sql.Replace("_" + this.SqlBuilder.SqlTranslationLeft, "_");
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sql = sql.Replace(this.SqlBuilder.SqlTranslationRight + "_", "_");
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sql = sql.Replace(this.SqlBuilder.SqlTranslationLeft + this.SqlBuilder.SqlTranslationLeft, this.SqlBuilder.SqlTranslationLeft);
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sql = sql.Replace(this.SqlBuilder.SqlTranslationRight + this.SqlBuilder.SqlTranslationRight, this.SqlBuilder.SqlTranslationRight);
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this.Context.Ado.ExecuteCommand(sql);
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return true;
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}
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public virtual bool CreateIndex(string tableName, string[] columnNames, string IndexName, bool isUnique = false)
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{
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string sql = string.Format("CREATE {3} INDEX {2} ON {0}({1})", tableName, string.Join(",", columnNames), IndexName, isUnique ? "UNIQUE" : "");
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this.Context.Ado.ExecuteCommand(sql);
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return true;
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}
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public virtual bool IsAnyIndex(string indexName)
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{
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//string sql = string.Format(this.IsAnyIndexSql, indexName);
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string sql = string.Format(this.IsAnyIndexSql, indexName, this.Context.Ado.Connection.Database);
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return this.Context.Ado.GetInt(sql)>0;
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}
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public virtual bool AddRemark(EntityInfo entity)
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{
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var db = this.Context;
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var columns = entity.Columns.Where(it => it.IsIgnore == false).ToList();
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foreach (var item in columns)
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{
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if (item.ColumnDescription != null)
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{
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//column remak
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if (db.DbMaintenance.IsAnyColumnRemark(item.DbColumnName, item.DbTableName))
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{
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db.DbMaintenance.DeleteColumnRemark(item.DbColumnName, item.DbTableName);
|
|
db.DbMaintenance.AddColumnRemark(item.DbColumnName, item.DbTableName, item.ColumnDescription);
|
|
}
|
|
else
|
|
{
|
|
db.DbMaintenance.AddColumnRemark(item.DbColumnName, item.DbTableName, item.ColumnDescription);
|
|
}
|
|
}
|
|
}
|
|
|
|
//table remak
|
|
if (entity.TableDescription != null)
|
|
{
|
|
if (db.DbMaintenance.IsAnyTableRemark(entity.DbTableName))
|
|
{
|
|
db.DbMaintenance.DeleteTableRemark(entity.DbTableName);
|
|
db.DbMaintenance.AddTableRemark(entity.DbTableName, entity.TableDescription);
|
|
}
|
|
else
|
|
{
|
|
db.DbMaintenance.AddTableRemark(entity.DbTableName, entity.TableDescription);
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
|
|
public virtual void AddIndex(EntityInfo entityInfo)
|
|
{
|
|
var db = this.Context;
|
|
var columns = entityInfo.Columns.Where(it => it.IsIgnore == false).ToList();
|
|
var indexColumns = columns.Where(it => it.IndexGroupNameList.HasValue()).ToList();
|
|
if (indexColumns.HasValue())
|
|
{
|
|
var groups = indexColumns.SelectMany(it => it.IndexGroupNameList).GroupBy(it => it).Select(it=>it.Key).ToList();
|
|
foreach (var item in groups)
|
|
{
|
|
var columnNames = indexColumns.Where(it => it.IndexGroupNameList.Any(i => i.Equals(item, StringComparison.CurrentCultureIgnoreCase))).Select(it=>it.DbColumnName).ToArray();
|
|
var indexName = string.Format("Index_{0}_{1}"+this.Context.CurrentConnectionConfig.IndexSuffix,entityInfo.DbTableName, string.Join("_", columnNames));
|
|
if (!IsAnyIndex(indexName))
|
|
{
|
|
CreateIndex(entityInfo.DbTableName, columnNames);
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
var uIndexColumns = columns.Where(it => it.UIndexGroupNameList.HasValue()).ToList();
|
|
if (uIndexColumns.HasValue())
|
|
{
|
|
var groups = uIndexColumns.SelectMany(it => it.UIndexGroupNameList).GroupBy(it => it).Select(it => it.Key).ToList();
|
|
foreach (var item in groups)
|
|
{
|
|
var columnNames = uIndexColumns.Where(it => it.UIndexGroupNameList.Any(i => i.Equals(item, StringComparison.CurrentCultureIgnoreCase))).Select(it => it.DbColumnName).ToArray();
|
|
var indexName = string.Format("Index_{0}_{1}_Unique" + this.Context.CurrentConnectionConfig.IndexSuffix, entityInfo.DbTableName, string.Join("_", columnNames));
|
|
if (!IsAnyIndex(indexName))
|
|
{
|
|
CreateUniqueIndex(entityInfo.DbTableName, columnNames);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
protected virtual bool IsAnyDefaultValue(string tableName, string columnName,List<DbColumnInfo> columns)
|
|
{
|
|
var defaultValue = columns.Where(it => it.DbColumnName.Equals(columnName, StringComparison.CurrentCultureIgnoreCase)).First().DefaultValue;
|
|
return defaultValue.HasValue();
|
|
}
|
|
|
|
public virtual bool IsAnyDefaultValue(string tableName, string columnName)
|
|
{
|
|
return IsAnyDefaultValue(tableName, columnName, this.GetColumnInfosByTableName(tableName, false));
|
|
}
|
|
|
|
public virtual void AddDefaultValue(EntityInfo entityInfo)
|
|
{
|
|
var dbColumns=this.GetColumnInfosByTableName(entityInfo.DbTableName, false);
|
|
var db = this.Context;
|
|
var columns = entityInfo.Columns.Where(it => it.IsIgnore == false).ToList();
|
|
foreach (var item in columns)
|
|
{
|
|
if (item.DefaultValue.HasValue())
|
|
{
|
|
if (!IsAnyDefaultValue(entityInfo.DbTableName,item.DbColumnName,dbColumns))
|
|
{
|
|
this.AddDefaultValue(entityInfo.DbTableName, item.DbColumnName, item.DefaultValue);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
public virtual bool RenameTable(string oldTableName, string newTableName)
|
|
{
|
|
string sql = string.Format(this.RenameTableSql, oldTableName,newTableName);
|
|
this.Context.Ado.ExecuteCommand(sql);
|
|
return true;
|
|
}
|
|
#endregion
|
|
|
|
#region Private
|
|
protected List<T> GetListOrCache<T>(string cacheKey, string sql)
|
|
{
|
|
return this.Context.Utilities.GetReflectionInoCacheInstance().GetOrCreate(cacheKey,
|
|
() =>
|
|
{
|
|
var isEnableLogEvent = this.Context.Ado.IsEnableLogEvent;
|
|
this.Context.Ado.IsEnableLogEvent = false;
|
|
var result = this.Context.Ado.SqlQuery<T>(sql);
|
|
this.Context.Ado.IsEnableLogEvent = isEnableLogEvent;
|
|
return result;
|
|
});
|
|
}
|
|
protected virtual string GetCreateTableSql(string tableName, List<DbColumnInfo> columns)
|
|
{
|
|
List<string> columnArray = new List<string>();
|
|
Check.Exception(columns.IsNullOrEmpty(), "No columns found ");
|
|
foreach (var item in columns)
|
|
{
|
|
string columnName = this.SqlBuilder.GetTranslationTableName(item.DbColumnName);
|
|
string dataType = item.DataType;
|
|
string dataSize = GetSize(item);
|
|
string nullType = item.IsNullable ? this.CreateTableNull : CreateTableNotNull;
|
|
string primaryKey = null;
|
|
string identity = item.IsIdentity ? this.CreateTableIdentity : null;
|
|
string addItem = string.Format(this.CreateTableColumn, columnName, dataType, dataSize, nullType, primaryKey, identity);
|
|
columnArray.Add(addItem);
|
|
}
|
|
string tableString = string.Format(this.CreateTableSql, this.SqlBuilder.GetTranslationTableName(tableName), string.Join(",\r\n", columnArray));
|
|
return tableString;
|
|
}
|
|
protected virtual string GetAddColumnSql(string tableName, DbColumnInfo columnInfo)
|
|
{
|
|
string columnName = this.SqlBuilder.GetTranslationColumnName(columnInfo.DbColumnName);
|
|
tableName = this.SqlBuilder.GetTranslationTableName(tableName);
|
|
string dataType = columnInfo.DataType;
|
|
string dataSize = GetSize(columnInfo);
|
|
string nullType = columnInfo.IsNullable ? this.CreateTableNull : CreateTableNotNull;
|
|
string primaryKey = null;
|
|
string identity = null;
|
|
string result = string.Format(this.AddColumnToTableSql, tableName, columnName, dataType, dataSize, nullType, primaryKey, identity);
|
|
return result;
|
|
}
|
|
protected virtual string GetUpdateColumnSql(string tableName, DbColumnInfo columnInfo)
|
|
{
|
|
string columnName = this.SqlBuilder.GetTranslationColumnName(columnInfo.DbColumnName);
|
|
tableName = this.SqlBuilder.GetTranslationTableName(tableName);
|
|
string dataSize = GetSize(columnInfo);
|
|
string dataType = columnInfo.DataType;
|
|
string nullType = columnInfo.IsNullable ? this.CreateTableNull : CreateTableNotNull;
|
|
string primaryKey = null;
|
|
string identity = null;
|
|
string result = string.Format(this.AlterColumnToTableSql, tableName, columnName, dataType, dataSize, nullType, primaryKey, identity);
|
|
return result;
|
|
}
|
|
protected virtual string GetCacheKey(string cacheKey)
|
|
{
|
|
return this.Context.CurrentConnectionConfig.DbType + "." + this.Context.Ado.Connection.Database + "." + cacheKey;
|
|
}
|
|
protected virtual string GetSize(DbColumnInfo item)
|
|
{
|
|
string dataSize = null;
|
|
var isMax = item.Length > 4000 || item.Length == -1;
|
|
if (isMax)
|
|
{
|
|
dataSize = item.Length > 0 ? string.Format("({0})", "max") : null;
|
|
}
|
|
else if (item.Length == 0 && item.DecimalDigits > 0)
|
|
{
|
|
item.Length = 10;
|
|
dataSize = string.Format("({0},{1})", item.Length, item.DecimalDigits);
|
|
}
|
|
else if (item.Length > 0 && item.DecimalDigits == 0)
|
|
{
|
|
dataSize = item.Length > 0 ? string.Format("({0})", item.Length) : null;
|
|
}
|
|
else if (item.Length > 0 && item.DecimalDigits > 0)
|
|
{
|
|
dataSize = item.Length > 0 ? string.Format("({0},{1})", item.Length, item.DecimalDigits) : null;
|
|
}
|
|
return dataSize;
|
|
}
|
|
#endregion
|
|
}
|
|
}
|