30 lines
1.3 KiB
C#
30 lines
1.3 KiB
C#
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using Microsoft.EntityFrameworkCore.Metadata;
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using Microsoft.EntityFrameworkCore.Migrations;
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using Microsoft.EntityFrameworkCore.Migrations.Operations;
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using Oracle.EntityFrameworkCore.Infrastructure.Internal;
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using Oracle.EntityFrameworkCore.Migrations;
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using ShardingCore.Core.RuntimeContexts;
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using ShardingCore.Helpers;
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namespace Sample.OracleIssue;
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public class ShardingOracleMigrationsSqlGenerator:OracleMigrationsSqlGenerator
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{
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private readonly IShardingRuntimeContext _shardingRuntimeContext;
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public ShardingOracleMigrationsSqlGenerator(IShardingRuntimeContext shardingRuntimeContext,MigrationsSqlGeneratorDependencies dependencies, IOracleOptions options) : base(dependencies, options)
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{
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_shardingRuntimeContext = shardingRuntimeContext;
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}
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protected override void Generate(MigrationOperation operation, IModel? model, MigrationCommandListBuilder builder)
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{
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var oldCmds = builder.GetCommandList().ToList();
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base.Generate(operation, model, builder);
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var newCmds = builder.GetCommandList().ToList();
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var addCmds = newCmds.Where(x => !oldCmds.Contains(x)).ToList();
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//oracle需要自行重写因为和其他的数据库不一样并不是使用了基类来处理
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OracleMigrationHelper.Generate(_shardingRuntimeContext,operation, builder, Dependencies.SqlGenerationHelper, addCmds);
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}
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}
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