forked from mirror/go-sqlite3
55 lines
1.2 KiB
Go
55 lines
1.2 KiB
Go
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package sqlite3
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/*
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#ifndef USE_LIBSQLITE3
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#include <sqlite3-binding.h>
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#else
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#include <sqlite3.h>
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#endif
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*/
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import "C"
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import (
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"reflect"
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"time"
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)
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func (rc *SQLiteRows) ColumnTypeDatabaseTypeName(i int) string {
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return C.GoString(C.sqlite3_column_decltype(rc.s.s, C.int(i)))
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}
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/*
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func (rc *SQLiteRows) ColumnTypeLength(index int) (length int64, ok bool) {
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return 0, false
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}
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func (rc *SQLiteRows) ColumnTypePrecisionScale(index int) (precision, scale int64, ok bool) {
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return 0, 0, false
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}
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*/
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func (rc *SQLiteRows) ColumnTypeNullable(i int) (nullable, ok bool) {
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return true, true
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}
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func (rc *SQLiteRows) ColumnTypeScanType(i int) reflect.Type {
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switch C.sqlite3_column_type(rc.s.s, C.int(i)) {
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case C.SQLITE_INTEGER:
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switch C.GoString(C.sqlite3_column_decltype(rc.s.s, C.int(i))) {
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case "timestamp", "datetime", "date":
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return reflect.TypeOf(time.Time{})
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case "boolean":
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return reflect.TypeOf(false)
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}
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return reflect.TypeOf(int64(0))
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case C.SQLITE_FLOAT:
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return reflect.TypeOf(float64(0))
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case C.SQLITE_BLOB:
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return reflect.SliceOf(reflect.TypeOf(byte(0)))
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case C.SQLITE_NULL:
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return reflect.TypeOf(nil)
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case C.SQLITE_TEXT:
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return reflect.TypeOf("")
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}
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return reflect.SliceOf(reflect.TypeOf(byte(0)))
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}
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