From fbb52b27ebd2a2b03e9995af52e44210d8c8299f Mon Sep 17 00:00:00 2001 From: Lunny Xiao Date: Tue, 7 Jan 2014 17:19:33 +0800 Subject: [PATCH] dos2unix format --- oracle.go | 516 +++++++++++++++++++++++++++--------------------------- 1 file changed, 258 insertions(+), 258 deletions(-) diff --git a/oracle.go b/oracle.go index b863b6ab..4e3c6fb6 100644 --- a/oracle.go +++ b/oracle.go @@ -1,258 +1,258 @@ -package xorm - -import ( - "database/sql" - "errors" - "fmt" - "regexp" - "strconv" - "strings" -) - -type oracle struct { - base -} - -type oracleParser struct { -} - -//dataSourceName=user/password@ipv4:port/dbname -//dataSourceName=user/password@[ipv6]:port/dbname -func (p *oracleParser) parse(driverName, dataSourceName string) (*uri, error) { - db := &uri{dbType: ORACLE_OCI} - dsnPattern := regexp.MustCompile( - `^(?P.*)\/(?P.*)@` + // user:password@ - `(?P.*)` + // ip:port - `\/(?P.*)`) // dbname - matches := dsnPattern.FindStringSubmatch(dataSourceName) - names := dsnPattern.SubexpNames() - for i, match := range matches { - switch names[i] { - case "dbname": - db.dbName = match - } - } - if db.dbName == "" { - return nil, errors.New("dbname is empty") - } - return db, nil -} - -func (db *oracle) Init(drivername, uri string) error { - return db.base.init(&oracleParser{}, drivername, uri) -} - -func (db *oracle) SqlType(c *Column) string { - var res string - switch t := c.SQLType.Name; t { - case Bit, TinyInt, SmallInt, MediumInt, Int, Integer, BigInt, Bool, Serial, BigSerial: - return "NUMBER" - case Binary, VarBinary, Blob, TinyBlob, MediumBlob, LongBlob, Bytea: - return Blob - case Time, DateTime, TimeStamp: - res = TimeStamp - case TimeStampz: - res = "TIMESTAMP WITH TIME ZONE" - case Float, Double, Numeric, Decimal: - res = "NUMBER" - case Text, MediumText, LongText: - res = "CLOB" - case Char, Varchar, TinyText: - return "VARCHAR2" - default: - res = t - } - - var hasLen1 bool = (c.Length > 0) - var hasLen2 bool = (c.Length2 > 0) - if hasLen1 { - res += "(" + strconv.Itoa(c.Length) + ")" - } else if hasLen2 { - res += "(" + strconv.Itoa(c.Length) + "," + strconv.Itoa(c.Length2) + ")" - } - return res -} - -func (db *oracle) SupportInsertMany() bool { - return true -} - -func (db *oracle) QuoteStr() string { - return "\"" -} - -func (db *oracle) AutoIncrStr() string { - return "" -} - -func (db *oracle) SupportEngine() bool { - return false -} - -func (db *oracle) SupportCharset() bool { - return false -} - -func (db *oracle) IndexOnTable() bool { - return false -} - -func (db *oracle) IndexCheckSql(tableName, idxName string) (string, []interface{}) { - args := []interface{}{strings.ToUpper(tableName), strings.ToUpper(idxName)} - return `SELECT INDEX_NAME FROM USER_INDEXES ` + - `WHERE TABLE_NAME = ? AND INDEX_NAME = ?`, args -} - -func (db *oracle) TableCheckSql(tableName string) (string, []interface{}) { - args := []interface{}{strings.ToUpper(tableName)} - return `SELECT table_name FROM user_tables WHERE table_name = ?`, args -} - -func (db *oracle) ColumnCheckSql(tableName, colName string) (string, []interface{}) { - args := []interface{}{strings.ToUpper(tableName), strings.ToUpper(colName)} - return "SELECT column_name FROM USER_TAB_COLUMNS WHERE table_name = ?" + - " AND column_name = ?", args -} - -func (db *oracle) GetColumns(tableName string) ([]string, map[string]*Column, error) { - args := []interface{}{strings.ToUpper(tableName)} - s := "SELECT column_name,data_default,data_type,data_length,data_precision,data_scale," + - "nullable FROM USER_TAB_COLUMNS WHERE table_name = :1" - - cnn, err := sql.Open(db.driverName, db.dataSourceName) - if err != nil { - return nil, nil, err - } - defer cnn.Close() - res, err := query(cnn, s, args...) - if err != nil { - return nil, nil, err - } - cols := make(map[string]*Column) - colSeq := make([]string, 0) - for _, record := range res { - col := new(Column) - col.Indexes = make(map[string]bool) - for name, content := range record { - switch name { - case "column_name": - col.Name = strings.Trim(string(content), `" `) - case "data_default": - col.Default = string(content) - case "nullable": - if string(content) == "Y" { - col.Nullable = true - } else { - col.Nullable = false - } - case "data_type": - ct := string(content) - switch ct { - case "VARCHAR2": - col.SQLType = SQLType{Varchar, 0, 0} - case "TIMESTAMP WITH TIME ZONE": - col.SQLType = SQLType{TimeStamp, 0, 0} - default: - col.SQLType = SQLType{strings.ToUpper(ct), 0, 0} - } - if _, ok := sqlTypes[col.SQLType.Name]; !ok { - return nil, nil, errors.New(fmt.Sprintf("unkonw colType %v", ct)) - } - case "data_length": - i, err := strconv.Atoi(string(content)) - if err != nil { - return nil, nil, errors.New("retrieve length error") - } - col.Length = i - case "data_precision": - case "data_scale": - } - } - if col.SQLType.IsText() { - if col.Default != "" { - col.Default = "'" + col.Default + "'" - } - } - cols[col.Name] = col - colSeq = append(colSeq, col.Name) - } - - return colSeq, cols, nil -} - -func (db *oracle) GetTables() ([]*Table, error) { - args := []interface{}{} - s := "SELECT table_name FROM user_tables" - cnn, err := sql.Open(db.driverName, db.dataSourceName) - if err != nil { - return nil, err - } - defer cnn.Close() - res, err := query(cnn, s, args...) - if err != nil { - return nil, err - } - - tables := make([]*Table, 0) - for _, record := range res { - table := new(Table) - for name, content := range record { - switch name { - case "table_name": - table.Name = string(content) - } - } - tables = append(tables, table) - } - return tables, nil -} - -func (db *oracle) GetIndexes(tableName string) (map[string]*Index, error) { - args := []interface{}{tableName} - s := "SELECT t.column_name,i.table_name,i.uniqueness,i.index_name FROM user_ind_columns t,user_indexes i " + - "WHERE t.index_name = i.index_name and t.table_name = i.table_name and t.table_name =:1" - - cnn, err := sql.Open(db.driverName, db.dataSourceName) - if err != nil { - return nil, err - } - defer cnn.Close() - res, err := query(cnn, s, args...) - if err != nil { - return nil, err - } - - indexes := make(map[string]*Index, 0) - for _, record := range res { - var indexType int - var indexName string - var colName string - - for name, content := range record { - switch name { - case "index_name": - indexName = strings.Trim(string(content), `" `) - case "uniqueness": - c := string(content) - if c == "UNIQUE" { - indexType = UniqueType - } else { - indexType = IndexType - } - case "column_name": - colName = string(content) - } - } - - var index *Index - var ok bool - if index, ok = indexes[indexName]; !ok { - index = new(Index) - index.Type = indexType - index.Name = indexName - indexes[indexName] = index - } - index.AddColumn(colName) - } - return indexes, nil -} +package xorm + +import ( + "database/sql" + "errors" + "fmt" + "regexp" + "strconv" + "strings" +) + +type oracle struct { + base +} + +type oracleParser struct { +} + +//dataSourceName=user/password@ipv4:port/dbname +//dataSourceName=user/password@[ipv6]:port/dbname +func (p *oracleParser) parse(driverName, dataSourceName string) (*uri, error) { + db := &uri{dbType: ORACLE_OCI} + dsnPattern := regexp.MustCompile( + `^(?P.*)\/(?P.*)@` + // user:password@ + `(?P.*)` + // ip:port + `\/(?P.*)`) // dbname + matches := dsnPattern.FindStringSubmatch(dataSourceName) + names := dsnPattern.SubexpNames() + for i, match := range matches { + switch names[i] { + case "dbname": + db.dbName = match + } + } + if db.dbName == "" { + return nil, errors.New("dbname is empty") + } + return db, nil +} + +func (db *oracle) Init(drivername, uri string) error { + return db.base.init(&oracleParser{}, drivername, uri) +} + +func (db *oracle) SqlType(c *Column) string { + var res string + switch t := c.SQLType.Name; t { + case Bit, TinyInt, SmallInt, MediumInt, Int, Integer, BigInt, Bool, Serial, BigSerial: + return "NUMBER" + case Binary, VarBinary, Blob, TinyBlob, MediumBlob, LongBlob, Bytea: + return Blob + case Time, DateTime, TimeStamp: + res = TimeStamp + case TimeStampz: + res = "TIMESTAMP WITH TIME ZONE" + case Float, Double, Numeric, Decimal: + res = "NUMBER" + case Text, MediumText, LongText: + res = "CLOB" + case Char, Varchar, TinyText: + return "VARCHAR2" + default: + res = t + } + + var hasLen1 bool = (c.Length > 0) + var hasLen2 bool = (c.Length2 > 0) + if hasLen1 { + res += "(" + strconv.Itoa(c.Length) + ")" + } else if hasLen2 { + res += "(" + strconv.Itoa(c.Length) + "," + strconv.Itoa(c.Length2) + ")" + } + return res +} + +func (db *oracle) SupportInsertMany() bool { + return true +} + +func (db *oracle) QuoteStr() string { + return "\"" +} + +func (db *oracle) AutoIncrStr() string { + return "" +} + +func (db *oracle) SupportEngine() bool { + return false +} + +func (db *oracle) SupportCharset() bool { + return false +} + +func (db *oracle) IndexOnTable() bool { + return false +} + +func (db *oracle) IndexCheckSql(tableName, idxName string) (string, []interface{}) { + args := []interface{}{strings.ToUpper(tableName), strings.ToUpper(idxName)} + return `SELECT INDEX_NAME FROM USER_INDEXES ` + + `WHERE TABLE_NAME = ? AND INDEX_NAME = ?`, args +} + +func (db *oracle) TableCheckSql(tableName string) (string, []interface{}) { + args := []interface{}{strings.ToUpper(tableName)} + return `SELECT table_name FROM user_tables WHERE table_name = ?`, args +} + +func (db *oracle) ColumnCheckSql(tableName, colName string) (string, []interface{}) { + args := []interface{}{strings.ToUpper(tableName), strings.ToUpper(colName)} + return "SELECT column_name FROM USER_TAB_COLUMNS WHERE table_name = ?" + + " AND column_name = ?", args +} + +func (db *oracle) GetColumns(tableName string) ([]string, map[string]*Column, error) { + args := []interface{}{strings.ToUpper(tableName)} + s := "SELECT column_name,data_default,data_type,data_length,data_precision,data_scale," + + "nullable FROM USER_TAB_COLUMNS WHERE table_name = :1" + + cnn, err := sql.Open(db.driverName, db.dataSourceName) + if err != nil { + return nil, nil, err + } + defer cnn.Close() + res, err := query(cnn, s, args...) + if err != nil { + return nil, nil, err + } + cols := make(map[string]*Column) + colSeq := make([]string, 0) + for _, record := range res { + col := new(Column) + col.Indexes = make(map[string]bool) + for name, content := range record { + switch name { + case "column_name": + col.Name = strings.Trim(string(content), `" `) + case "data_default": + col.Default = string(content) + case "nullable": + if string(content) == "Y" { + col.Nullable = true + } else { + col.Nullable = false + } + case "data_type": + ct := string(content) + switch ct { + case "VARCHAR2": + col.SQLType = SQLType{Varchar, 0, 0} + case "TIMESTAMP WITH TIME ZONE": + col.SQLType = SQLType{TimeStamp, 0, 0} + default: + col.SQLType = SQLType{strings.ToUpper(ct), 0, 0} + } + if _, ok := sqlTypes[col.SQLType.Name]; !ok { + return nil, nil, errors.New(fmt.Sprintf("unkonw colType %v", ct)) + } + case "data_length": + i, err := strconv.Atoi(string(content)) + if err != nil { + return nil, nil, errors.New("retrieve length error") + } + col.Length = i + case "data_precision": + case "data_scale": + } + } + if col.SQLType.IsText() { + if col.Default != "" { + col.Default = "'" + col.Default + "'" + } + } + cols[col.Name] = col + colSeq = append(colSeq, col.Name) + } + + return colSeq, cols, nil +} + +func (db *oracle) GetTables() ([]*Table, error) { + args := []interface{}{} + s := "SELECT table_name FROM user_tables" + cnn, err := sql.Open(db.driverName, db.dataSourceName) + if err != nil { + return nil, err + } + defer cnn.Close() + res, err := query(cnn, s, args...) + if err != nil { + return nil, err + } + + tables := make([]*Table, 0) + for _, record := range res { + table := new(Table) + for name, content := range record { + switch name { + case "table_name": + table.Name = string(content) + } + } + tables = append(tables, table) + } + return tables, nil +} + +func (db *oracle) GetIndexes(tableName string) (map[string]*Index, error) { + args := []interface{}{tableName} + s := "SELECT t.column_name,i.table_name,i.uniqueness,i.index_name FROM user_ind_columns t,user_indexes i " + + "WHERE t.index_name = i.index_name and t.table_name = i.table_name and t.table_name =:1" + + cnn, err := sql.Open(db.driverName, db.dataSourceName) + if err != nil { + return nil, err + } + defer cnn.Close() + res, err := query(cnn, s, args...) + if err != nil { + return nil, err + } + + indexes := make(map[string]*Index, 0) + for _, record := range res { + var indexType int + var indexName string + var colName string + + for name, content := range record { + switch name { + case "index_name": + indexName = strings.Trim(string(content), `" `) + case "uniqueness": + c := string(content) + if c == "UNIQUE" { + indexType = UniqueType + } else { + indexType = IndexType + } + case "column_name": + colName = string(content) + } + } + + var index *Index + var ok bool + if index, ok = indexes[indexName]; !ok { + index = new(Index) + index.Type = indexType + index.Name = indexName + indexes[indexName] = index + } + index.AddColumn(colName) + } + return indexes, nil +}