pkg database/sql, method (*Conn) ExecContext(context.Context, string, ...interface{}) (Result, error)
pkg database/sql, method (*Conn) PingContext(context.Context) error
pkg database/sql, method (*Conn) PrepareContext(context.Context, string) (*Stmt, error)
pkg database/sql, method (*Conn) QueryContext(context.Context, string, ...interface{}) (*Rows, error)

// must be defined for compatibility.
func (c *ctxOnlyConn) Prepare(q string) (driver.Stmt, error) {
	panic("not used")
}

func (c *ctxOnlyConn) PrepareContext(ctx context.Context, q string) (driver.Stmt, error) {
	return c.fc.PrepareContext(ctx, q)
}

func (c *ctxOnlyConn) QueryContext(ctx context.Context, q string, args []driver.NamedValue) (driver.Rows, error) {
	c.queryCtxCalled = true

		{"(*ColumnType).ScanType", Method, 8},
		{"(*Conn).BeginTx", Method, 9},
		{"(*Conn).Close", Method, 9},
		{"(*Conn).ExecContext", Method, 9},
		{"(*Conn).PingContext", Method, 9},
		{"(*Conn).PrepareContext", Method, 9},
		{"(*Conn).QueryContext", Method, 9},
		{"(*Conn).QueryRowContext", Method, 9},
		{"(*Conn).Raw", Method, 13},
		{"(*DB).Begin", Method, 0},
		{"(*DB).BeginTx", Method, 8},

mpressedSize,this.decompressed.crc32=this.crc32,this.decompressed.compressionMethod=this.compressionMethod,this.decompressed.getCompressedContent=this.prepareCompressedContent(a,a.index,this.compressedSize,b),this.decompressed.getContent=this.prepareContent(a,a.index,this.compressedSize,b,this.uncompressedSize),this.loadOptions.checkCRC32&&(this.decompressed=e.transformTo("string",this.decompressed.getContent()),g.crc32(this.decompressed)!==this.crc32))throw new Error("Corrupted zip : CRC32 mism...