first commit

2023-04-12 15:58:25 +08:00
commit 59b3faa171
30 changed files with 6257 additions and 0 deletions
@@ -0,0 +1,44 @@
+package schema
+
+import (
+	"git.fsdpf.net/go/db"
+)
+
+type IGrammar interface {
+	// 判断表是否存在
+	CompileTableExists() string
+	// 字段列
+	CompileColumnListing(table string) string
+	// 创建表
+	CompileCreate(bp *Blueprint, command *Command, conn *db.Connection) string
+	// 添加字段
+	CompileAdd(bp *Blueprint, command *Command, conn *db.Connection) []string
+	// 修改字段
+	CompileChange(bp *Blueprint, command *Command, conn *db.Connection) []string
+	// 添加主键
+	// CompilePrimary(bp *Blueprint, command *Command, conn *db.Connection) string
+	// 添加唯一键
+	CompileUnique(bp *Blueprint, command *Command, conn *db.Connection) string
+	// 添加普通索引
+	CompileIndex(bp *Blueprint, command *Command, conn *db.Connection) string
+	// 添加空间索引
+	CompileSpatialIndex(bp *Blueprint, command *Command, conn *db.Connection) string
+	// 删除表
+	CompileDrop(bp *Blueprint, command *Command, conn *db.Connection) string
+	// 删除表, 先判断再删除
+	CompileDropIfExists(bp *Blueprint, command *Command, conn *db.Connection) string
+	// 删除表, 删除列
+	CompileDropColumn(bp *Blueprint, command *Command, conn *db.Connection) []string
+	// 删除主键
+	// CompileDropPrimary(bp *Blueprint, command *Command, conn *db.Connection) string
+	// 删除唯一键
+	CompileDropUnique(bp *Blueprint, command *Command, conn *db.Connection) string
+	// 删除唯普通索引
+	CompileDropIndex(bp *Blueprint, command *Command, conn *db.Connection) string
+	// 删除唯空间索引
+	CompileDropSpatialIndex(bp *Blueprint, command *Command, conn *db.Connection) string
+	// 表重命名
+	CompileRename(bp *Blueprint, command *Command, conn *db.Connection) string
+	// 索引重命名
+	CompileRenameIndex(bp *Blueprint, command *Command, conn *db.Connection) string
+}