672 lines
26 KiB
C#
672 lines
26 KiB
C#
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using System;
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using System.Collections.Generic;
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using System.Data;
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using System.Data.Common;
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using System.Linq;
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using System.Text;
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using System.Text.RegularExpressions;
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namespace SqlSugar
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{
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public class DmDbMaintenance : DbMaintenanceProvider
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{
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#region DML
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protected override string GetDataBaseSql
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{
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get
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{
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throw new NotSupportedException();
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}
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}
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protected override string GetColumnInfosByTableNameSql
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{
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get
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{
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throw new NotSupportedException();
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}
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}
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protected override string GetTableInfoListSql
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{
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get
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{
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return @"SELECT
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table_name name,
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(select TOP 1 COMMENTS from user_tab_comments where t.table_name=table_name ) as Description
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from user_tables t where
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table_name!='HELP'
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AND table_name NOT LIKE '%$%'
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AND table_name NOT LIKE 'LOGMNRC_%'
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AND table_name!='LOGMNRP_CTAS_PART_MAP'
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AND table_name!='LOGMNR_LOGMNR_BUILDLOG'
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AND table_name!='SQLPLUS_PRODUCT_PROFILE'
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";
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}
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}
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protected override string GetViewInfoListSql
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{
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get
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{
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return @"select VIEW_NAME name from all_views WHERE OWNER=SF_GET_SCHEMA_NAME_BY_ID(CURRENT_SCHID) order by VIEW_NAME";
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}
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}
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#endregion
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#region DDL
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protected override string IsAnyIndexSql
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{
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get
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{
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return "select count(1) from user_ind_columns where upper(index_name)=upper('{0}')";
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}
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}
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protected override string CreateIndexSql
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{
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get
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{
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return "CREATE {3} INDEX Index_{0}_{2} ON {0}({1})";
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}
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}
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protected override string AddDefaultValueSql
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{
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get
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{
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return "ALTER TABLE {0} MODIFY({1} DEFAULT '{2}')";
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}
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}
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protected override string CreateDataBaseSql
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{
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get
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{
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return "CREATE DATABASE {0}";
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}
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}
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protected override string AddPrimaryKeySql
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{
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get
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{
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return "ALTER TABLE {0} ADD PRIMARY KEY({2}) /*{1}*/";
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}
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}
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protected override string AddColumnToTableSql
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{
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get
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{
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return "ALTER TABLE {0} ADD ({1} {2}{3} {4} {5} {6})";
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}
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}
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protected override string AlterColumnToTableSql
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{
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get
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{
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return "ALTER TABLE {0} modify ({1} {2}{3} {4} {5} {6}) ";
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}
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}
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protected override string BackupDataBaseSql
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{
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get
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{
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return @"USE master;BACKUP DATABASE {0} TO disk = '{1}'";
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}
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}
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protected override string CreateTableSql
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{
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get
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{
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return "CREATE TABLE {0}(\r\n{1} )";
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}
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}
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protected override string CreateTableColumn
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{
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get
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{
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return "{0} {1}{2} {3} {4} {5}";
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}
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}
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protected override string TruncateTableSql
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{
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get
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{
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return "TRUNCATE TABLE {0}";
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}
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}
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protected override string BackupTableSql
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{
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get
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{
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return "create table {1} as select * from {2} where ROWNUM<={0}";
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}
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}
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protected override string DropTableSql
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{
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get
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{
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return "DROP TABLE {0}";
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}
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}
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protected override string DropColumnToTableSql
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{
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get
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{
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return "ALTER TABLE {0} DROP COLUMN {1}";
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}
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}
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protected override string DropConstraintSql
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{
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get
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{
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return "ALTER TABLE {0} DROP CONSTRAINT {1}";
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}
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}
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protected override string RenameColumnSql
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{
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get
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{
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return "ALTER TABLE {0} rename column {1} to {2}";
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}
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}
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protected override string AddColumnRemarkSql
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{
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get
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{
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return "comment on column {1}.{0} is '{2}'";
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}
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}
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protected override string DeleteColumnRemarkSql
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{
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get
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{
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return "comment on column {1}.{0} is ''";
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}
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}
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protected override string IsAnyColumnRemarkSql
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{
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get
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{
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return "select * from user_col_comments where Table_Name='{1}' AND COLUMN_NAME='{0}' order by column_name";
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}
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}
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protected override string AddTableRemarkSql
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{
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get
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{
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return "comment on table {0} is '{1}'";
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}
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}
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protected override string DeleteTableRemarkSql
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{
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get
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{
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return "comment on table {0} is ''";
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}
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}
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protected override string IsAnyTableRemarkSql
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{
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get
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{
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return "select * from user_tab_comments where Table_Name='{0}'order by Table_Name";
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}
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}
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protected override string RenameTableSql
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{
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get
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{
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return "alter table {0} rename to {1}";
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}
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}
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protected override string IsAnyProcedureSql => throw new NotImplementedException();
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#endregion
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#region Check
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protected override string CheckSystemTablePermissionsSql
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{
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get
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{
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return "select t.table_name from user_tables t where rownum=1";
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}
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}
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#endregion
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#region Scattered
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protected override string CreateTableNull
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{
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get
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{
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return " null ";
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}
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}
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protected override string CreateTableNotNull
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{
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get
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{
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return " not null ";
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}
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}
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protected override string CreateTablePirmaryKey
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{
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get
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{
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return "PRIMARY KEY";
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}
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}
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protected override string CreateTableIdentity
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{
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get
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{
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return "IDENTITY(1,1)";
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}
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}
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#endregion
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#region Methods
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public override bool UpdateColumn(string tableName, DbColumnInfo column)
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{
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ConvertCreateColumnInfo(column);
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var oldColumn = this.Context.DbMaintenance.GetColumnInfosByTableName(tableName, false)
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.FirstOrDefault(it => it.DbColumnName.EqualCase(column.DbColumnName));
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if (oldColumn != null)
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{
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if (oldColumn.IsNullable == column.IsNullable)
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{
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var sql = GetUpdateColumnSqlOnlyType(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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}
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return base.UpdateColumn(tableName, column);
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}
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protected virtual string GetUpdateColumnSqlOnlyType(string tableName, DbColumnInfo columnInfo)
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{
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string columnName = this.SqlBuilder.GetTranslationColumnName(columnInfo.DbColumnName);
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tableName = this.SqlBuilder.GetTranslationTableName(tableName);
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string dataSize = GetSize(columnInfo);
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string dataType = columnInfo.DataType;
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string nullType = "";
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string primaryKey = null;
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string identity = null;
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string result = string.Format(this.AlterColumnToTableSql, tableName, columnName, dataType, dataSize, nullType, primaryKey, identity);
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return result;
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}
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public override List<string> GetDbTypes()
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{
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var result = this.Context.Ado.SqlQuery<string>(@"SELECT DISTINCT DATA_TYPE
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FROM DBA_TAB_COLUMNS
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WHERE OWNER = user ");
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result.Add("TIMESTAMP");
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result.Add("NCLOB");
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return result.Distinct().ToList();
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}
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public override List<string> GetTriggerNames(string tableName)
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{
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return this.Context.Ado.SqlQuery<string>(@"SELECT trigger_name
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FROM all_triggers
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WHERE table_name = '" + tableName + "'");
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}
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public override List<string> GetFuncList()
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{
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return this.Context.Ado.SqlQuery<string>(" SELECT object_name\r\nFROM all_objects\r\nWHERE object_type = 'FUNCTION' AND owner = USER ");
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}
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public override bool RenameTable(string oldTableName, string newTableName)
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{
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oldTableName = SqlBuilder.GetTranslationColumnName(oldTableName);
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newTableName = SqlBuilder.GetTranslationColumnName(newTableName);
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return base.RenameTable(oldTableName, newTableName);
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}
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public override List<string> GetIndexList(string tableName)
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{
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var sql = $"SELECT index_name FROM user_ind_columns\r\nWHERE upper(table_name) = upper('{tableName}')";
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return this.Context.Ado.SqlQuery<string>(sql);
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}
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public override bool AddColumn(string tableName, DbColumnInfo columnInfo)
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{
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if (columnInfo.DataType == "varchar" && columnInfo.Length == 0)
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{
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columnInfo.DataType = "varchar2";
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columnInfo.Length = 50;
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}
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return base.AddColumn(tableName, columnInfo);
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}
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public override bool CreateIndex(string tableName, string[] columnNames, bool isUnique = false)
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{
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string sql = string.Format(CreateIndexSql, tableName, string.Join(",", columnNames), string.Join("_", columnNames.Select(it => (it + "abc").Substring(0, 3))), 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 override bool AddDefaultValue(string tableName, string columnName, string defaultValue)
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{
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columnName = SqlBuilder.GetTranslationColumnName(columnName);
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tableName = SqlBuilder.GetTranslationColumnName(tableName);
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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.ToLower().IsIn("sysdate"))
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{
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var template = AddDefaultValueSql.Replace("'", "");
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string sql = string.Format(template, 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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else
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{
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return base.AddDefaultValue(tableName, columnName, defaultValue);
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}
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}
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public override bool CreateDatabase(string databaseDirectory = null)
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{
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if (this.Context.Ado.IsValidConnection())
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{
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return true;
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}
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Check.ExceptionEasy("dm no support create database ", "达梦不支持建库方法，请写有效连接字符串可以正常运行该方法。");
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return true;
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}
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public override bool CreateDatabase(string databaseName, string databaseDirectory = null)
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{
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if (this.Context.Ado.IsValidConnection())
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{
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return true;
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}
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Check.ExceptionEasy("dm no support create database ", "达梦不支持建库方法，请写有效连接字符串可以正常运行该方法。");
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return true;
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}
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public override 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.ToUpper(IsUppper), item.DbTableName.ToUpper(IsUppper)))
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{
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|
|
db.DbMaintenance.DeleteColumnRemark(this.SqlBuilder.GetTranslationColumnName(item.DbColumnName), this.SqlBuilder.GetTranslationColumnName(item.DbTableName));
|
|||
|
|
db.DbMaintenance.AddColumnRemark(this.SqlBuilder.GetTranslationColumnName(item.DbColumnName), this.SqlBuilder.GetTranslationColumnName(item.DbTableName), item.ColumnDescription);
|
|||
|
|
}
|
|||
|
|
else
|
|||
|
|
{
|
|||
|
|
db.DbMaintenance.AddColumnRemark(this.SqlBuilder.GetTranslationColumnName(item.DbColumnName), this.SqlBuilder.GetTranslationColumnName(item.DbTableName), item.ColumnDescription);
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
//table remak
|
|||
|
|
if (entity.TableDescription != null)
|
|||
|
|
{
|
|||
|
|
if (db.DbMaintenance.IsAnyTableRemark(entity.DbTableName))
|
|||
|
|
{
|
|||
|
|
db.DbMaintenance.DeleteTableRemark(SqlBuilder.GetTranslationColumnName(entity.DbTableName));
|
|||
|
|
db.DbMaintenance.AddTableRemark(SqlBuilder.GetTranslationColumnName(entity.DbTableName), entity.TableDescription);
|
|||
|
|
}
|
|||
|
|
else
|
|||
|
|
{
|
|||
|
|
db.DbMaintenance.AddTableRemark(SqlBuilder.GetTranslationColumnName(entity.DbTableName), entity.TableDescription);
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
return true;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
public override bool AddTableRemark(string tableName, string description)
|
|||
|
|
{
|
|||
|
|
return base.AddTableRemark(SqlBuilder.GetTranslationColumnName(tableName), description);
|
|||
|
|
}
|
|||
|
|
public override bool AddColumnRemark(string columnName, string tableName, string description)
|
|||
|
|
{
|
|||
|
|
return base.AddColumnRemark(SqlBuilder.GetTranslationColumnName(columnName), SqlBuilder.GetTranslationColumnName(tableName), description);
|
|||
|
|
}
|
|||
|
|
public override List<DbColumnInfo> GetColumnInfosByTableName(string tableName, bool isCache = true)
|
|||
|
|
{
|
|||
|
|
string cacheKey = "DbMaintenanceProvider.GetColumnInfosByTableName." + this.SqlBuilder.GetNoTranslationColumnName(tableName).ToLower();
|
|||
|
|
cacheKey = GetCacheKey(cacheKey);
|
|||
|
|
if (!isCache)
|
|||
|
|
return GetColumnInfosByTableName(tableName);
|
|||
|
|
else
|
|||
|
|
return this.Context.Utilities.GetReflectionInoCacheInstance().GetOrCreate(cacheKey,
|
|||
|
|
() =>
|
|||
|
|
{
|
|||
|
|
return GetColumnInfosByTableName(tableName);
|
|||
|
|
|
|||
|
|
});
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
private List<DbColumnInfo> GetColumnInfosByTableName(string tableName)
|
|||
|
|
{
|
|||
|
|
List<DbColumnInfo> columns = GetOracleDbType(tableName);
|
|||
|
|
string sql = "select * from " + SqlBuilder.GetTranslationTableName(tableName) + " WHERE 1=2 ";
|
|||
|
|
if (!this.GetTableInfoList(false).Any(it => it.Name == SqlBuilder.GetTranslationTableName(tableName).TrimStart('\"').TrimEnd('\"')))
|
|||
|
|
{
|
|||
|
|
sql = "select * from \"" + tableName + "\" WHERE 1=2 ";
|
|||
|
|
}
|
|||
|
|
var oldIsEnableLog = this.Context.Ado.IsEnableLogEvent;
|
|||
|
|
this.Context.Ado.IsEnableLogEvent = false;
|
|||
|
|
using(DbDataReader reader = (DbDataReader) this.Context.Ado.GetDataReader(sql))
|
|||
|
|
{
|
|||
|
|
this.Context.Ado.IsEnableLogEvent = oldIsEnableLog;
|
|||
|
|
List<DbColumnInfo> result = new List<DbColumnInfo>();
|
|||
|
|
var schemaTable = reader.GetSchemaTable();
|
|||
|
|
foreach (System.Data.DataRow row in schemaTable.Rows)
|
|||
|
|
{
|
|||
|
|
DbColumnInfo column = new DbColumnInfo()
|
|||
|
|
{
|
|||
|
|
TableName = tableName,
|
|||
|
|
DataType = row["DataType"].ToString().Replace("System.", "").Trim(),
|
|||
|
|
IsNullable = (bool) row["AllowDBNull"],
|
|||
|
|
IsIdentity = (bool) row["IsIdentity"],
|
|||
|
|
ColumnDescription = GetFieldComment(tableName, row["ColumnName"].ToString()),
|
|||
|
|
DbColumnName = row["ColumnName"].ToString(),
|
|||
|
|
//DefaultValue = row["defaultValue"].ToString(),
|
|||
|
|
IsPrimarykey = GetPrimaryKeyByTableNames(tableName).Any(it => it.Equals(row["ColumnName"].ToString(), StringComparison.CurrentCultureIgnoreCase)),
|
|||
|
|
Length = row["ColumnSize"].ObjToInt(),
|
|||
|
|
Scale = row["numericscale"].ObjToInt()
|
|||
|
|
};
|
|||
|
|
if (column.DataType.EqualCase("number")|| column.DataType.EqualCase("decimal"))
|
|||
|
|
{
|
|||
|
|
column.Length = row["numericprecision"].ObjToInt();
|
|||
|
|
column.Scale = row["numericscale"].ObjToInt();
|
|||
|
|
column.DecimalDigits = row["numericscale"].ObjToInt();
|
|||
|
|
if (column.Length == 38 && column.Scale == 0)
|
|||
|
|
{
|
|||
|
|
column.Length = 22;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
var current = columns.FirstOrDefault(it => it.DbColumnName.EqualCase(column.DbColumnName));
|
|||
|
|
if (current != null)
|
|||
|
|
{
|
|||
|
|
column.OracleDataType = current.DataType;
|
|||
|
|
column.DefaultValue = current.DefaultValue?.TrimStart('\'')?.TrimEnd('\'');
|
|||
|
|
}
|
|||
|
|
result.Add(column);
|
|||
|
|
}
|
|||
|
|
return result;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
private List<DbColumnInfo> GetOracleDbType(string tableName)
|
|||
|
|
{
|
|||
|
|
var sql0 = $@"select
|
|||
|
|
t1.table_name as TableName,
|
|||
|
|
t6.comments,
|
|||
|
|
t1.column_id,
|
|||
|
|
t1.column_name as DbColumnName,
|
|||
|
|
t5.comments,
|
|||
|
|
t1.data_type as DataType,
|
|||
|
|
t1.data_length as Length,
|
|||
|
|
t1.char_length,
|
|||
|
|
t1.data_precision,
|
|||
|
|
t1.data_scale,
|
|||
|
|
t1.nullable,
|
|||
|
|
t1.data_default as DefaultValue,
|
|||
|
|
t4.index_name,
|
|||
|
|
t4.column_position,
|
|||
|
|
t4.descend
|
|||
|
|
from user_tab_columns t1
|
|||
|
|
left join (select t2.table_name,
|
|||
|
|
t2.column_name,
|
|||
|
|
t2.column_position,
|
|||
|
|
t2.descend,
|
|||
|
|
t3.index_name
|
|||
|
|
from user_ind_columns t2
|
|||
|
|
left join user_indexes t3
|
|||
|
|
on t2.table_name = t3.table_name and t2.index_name = t3.index_name
|
|||
|
|
and t3.status = 'valid' and t3.uniqueness = 'unique') t4 --unique:唯一索引
|
|||
|
|
on t1.table_name = t4.table_name and t1.column_name = t4.column_name
|
|||
|
|
left join user_col_comments t5 on t1.table_name = t5.table_name and t1.column_name = t5.column_name
|
|||
|
|
left join user_tab_comments t6 on t1.table_name = t6.table_name
|
|||
|
|
where upper(t1.table_name)=upper('{tableName}')
|
|||
|
|
order by t1.table_name, t1.column_id";
|
|||
|
|
|
|||
|
|
var columns = this.Context.Ado.SqlQuery<DbColumnInfo>(sql0);
|
|||
|
|
return columns;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
private List<string> GetPrimaryKeyByTableNames(string tableName)
|
|||
|
|
{
|
|||
|
|
string cacheKey = "DbMaintenanceProvider.GetPrimaryKeyByTableNames." + this.SqlBuilder.GetNoTranslationColumnName(tableName).ToLower();
|
|||
|
|
cacheKey = GetCacheKey(cacheKey);
|
|||
|
|
return this.Context.Utilities.GetReflectionInoCacheInstance().GetOrCreate(cacheKey,
|
|||
|
|
() =>
|
|||
|
|
{
|
|||
|
|
var oldIsEnableLog = this.Context.Ado.IsEnableLogEvent;
|
|||
|
|
this.Context.Ado.IsEnableLogEvent = false;
|
|||
|
|
string sql = @" select distinct cu.COLUMN_name KEYNAME from user_cons_columns cu, user_constraints au
|
|||
|
|
where cu.constraint_name = au.constraint_name
|
|||
|
|
and au.constraint_type = 'P' and au.table_name = '" + tableName.ToUpper(IsUppper) + @"'";
|
|||
|
|
var pks = this.Context.Ado.SqlQuery<string>(sql);
|
|||
|
|
this.Context.Ado.IsEnableLogEvent = oldIsEnableLog;
|
|||
|
|
return pks;
|
|||
|
|
});
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
public string GetTableComment(string tableName)
|
|||
|
|
{
|
|||
|
|
string cacheKey = "DbMaintenanceProvider.GetTableComment." + tableName;
|
|||
|
|
var comments = this.Context.Utilities.GetReflectionInoCacheInstance().GetOrCreate(cacheKey,
|
|||
|
|
() =>
|
|||
|
|
{
|
|||
|
|
string sql = "SELECT COMMENTS FROM USER_TAB_COMMENTS WHERE TABLE_NAME =@tableName ORDER BY TABLE_NAME";
|
|||
|
|
var oldIsEnableLog = this.Context.Ado.IsEnableLogEvent;
|
|||
|
|
this.Context.Ado.IsEnableLogEvent = false;
|
|||
|
|
var pks = this.Context.Ado.SqlQuery<string>(sql, new { tableName = tableName.ToUpper(IsUppper) });
|
|||
|
|
this.Context.Ado.IsEnableLogEvent = oldIsEnableLog;
|
|||
|
|
return pks;
|
|||
|
|
});
|
|||
|
|
return comments.HasValue() ? comments.First() : "";
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
public string GetFieldComment(string tableName, string filedName)
|
|||
|
|
{
|
|||
|
|
string cacheKey = "DbMaintenanceProvider.GetFieldComment." + tableName;
|
|||
|
|
var comments = this.Context.Utilities.GetReflectionInoCacheInstance().GetOrCreate(cacheKey,
|
|||
|
|
() =>
|
|||
|
|
{
|
|||
|
|
string sql = "SELECT TVNAME AS TableName, COLNAME as DbColumnName ,COMMENT$ AS ColumnDescription from SYSCOLUMNCOMMENTS WHERE TVNAME='" + tableName.ToUpper(IsUppper) + "' ORDER BY TVNAME";
|
|||
|
|
var oldIsEnableLog = this.Context.Ado.IsEnableLogEvent;
|
|||
|
|
this.Context.Ado.IsEnableLogEvent = false;
|
|||
|
|
var pks = this.Context.Ado.SqlQuery<DbColumnInfo>(sql);
|
|||
|
|
this.Context.Ado.IsEnableLogEvent = oldIsEnableLog;
|
|||
|
|
return pks;
|
|||
|
|
});
|
|||
|
|
if (comments.HasValue())
|
|||
|
|
{
|
|||
|
|
var comment = comments.FirstOrDefault(it => it.DbColumnName.Equals(filedName, StringComparison.CurrentCultureIgnoreCase));
|
|||
|
|
return comment?.ColumnDescription;
|
|||
|
|
}
|
|||
|
|
else
|
|||
|
|
{
|
|||
|
|
return "";
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
public override bool CreateTable(string tableName, List<DbColumnInfo> columns, bool isCreatePrimaryKey = true)
|
|||
|
|
{
|
|||
|
|
if (columns.HasValue())
|
|||
|
|
{
|
|||
|
|
foreach (var item in columns)
|
|||
|
|
{
|
|||
|
|
ConvertCreateColumnInfo(item);
|
|||
|
|
if (item.DbColumnName.Equals("GUID", StringComparison.CurrentCultureIgnoreCase) && item.Length == 0)
|
|||
|
|
{
|
|||
|
|
item.Length = 10;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
string sql = GetCreateTableSql(tableName, columns);
|
|||
|
|
//string primaryKeyInfo = null;
|
|||
|
|
if (columns.Any(it => it.IsPrimarykey) && isCreatePrimaryKey)
|
|||
|
|
{
|
|||
|
|
sql= sql.TrimEnd(')')+ string.Format(", Primary key({0})", string.Join(",", columns.Where(it => it.IsPrimarykey).Select(it => this.SqlBuilder.GetTranslationColumnName(it.DbColumnName.ToUpper(IsUppper)))));
|
|||
|
|
sql = sql + ")";
|
|||
|
|
}
|
|||
|
|
//sql = sql.Replace("$PrimaryKey", primaryKeyInfo);
|
|||
|
|
this.Context.Ado.ExecuteCommand(sql);
|
|||
|
|
return true;
|
|||
|
|
}
|
|||
|
|
public static string ExtractSchema(string connectionString)
|
|||
|
|
{
|
|||
|
|
string pattern = @"(?i)(?:^|;)schema=(\w+)";
|
|||
|
|
Match match = Regex.Match(connectionString?.Replace(" ",""), pattern,RegexOptions.IgnoreCase);
|
|||
|
|
return match.Success ? match.Groups[1].Value : null;
|
|||
|
|
}
|
|||
|
|
public override bool IsAnyTable(string tableName, bool isCache = true)
|
|||
|
|
{
|
|||
|
|
var isSchema = this.Context.CurrentConnectionConfig?.ConnectionString?.Replace(" ","")?.ToLower()?.Contains("schema=") == true;
|
|||
|
|
if (isSchema)
|
|||
|
|
{
|
|||
|
|
var schema= ExtractSchema(this.Context.CurrentConnectionConfig?.ConnectionString);
|
|||
|
|
Check.ExceptionEasy(schema == null, "ConnectionString schema format error, please use schema=(\\w+)", "连接字符串schema格式错误,请用schema=(\\w+)");
|
|||
|
|
return this.Context.Ado.GetInt($@"SELECT COUNT(*)
|
|||
|
|
FROM ALL_TABLES t
|
|||
|
|
WHERE upper(t.TABLE_NAME) = upper('{tableName}')
|
|||
|
|
AND upper(t.OWNER) = upper('{schema}')
|
|||
|
|
") > 0;
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
else {
|
|||
|
|
return base.IsAnyTable(tableName, isCache);
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
#endregion
|
|||
|
|
|
|||
|
|
#region Helper
|
|||
|
|
public bool IsUppper
|
|||
|
|
{
|
|||
|
|
get
|
|||
|
|
{
|
|||
|
|
if (this.Context.CurrentConnectionConfig.MoreSettings == null)
|
|||
|
|
{
|
|||
|
|
return true;
|
|||
|
|
}
|
|||
|
|
else
|
|||
|
|
{
|
|||
|
|
return this.Context.CurrentConnectionConfig.MoreSettings.IsAutoToUpper == true;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
private static void ConvertCreateColumnInfo(DbColumnInfo x)
|
|||
|
|
{
|
|||
|
|
string[] array = new string[] { "int" };
|
|||
|
|
if (x.OracleDataType.HasValue())
|
|||
|
|
{
|
|||
|
|
x.DataType = x.OracleDataType;
|
|||
|
|
}
|
|||
|
|
if (array.Contains(x.DataType?.ToLower()))
|
|||
|
|
{
|
|||
|
|
x.Length = 0;
|
|||
|
|
x.DecimalDigits = 0;
|
|||
|
|
}
|
|||
|
|
if (x.DecimalDigits > 0 && x.DataType?.ToLower()?.IsIn("varchar", "clob", "varchar2", "nvarchar2", "nvarchar") == true)
|
|||
|
|
{
|
|||
|
|
x.DecimalDigits = 0;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
#endregion
|
|||
|
|
}
|
|||
|
|
}
|